social entity
type: Class
subclass of: information content entity
description: A social entity pertains to the interaction among individuals and groups.

social structure
type: Class
subclass of: social entity
description: A social structure is a social entity which consists of relationships between two or more entities.

organization
type: Class
subclass of: collective
description: An organization is a collective with a complex articulation of tasks, roles and responsibilities.

geographic position
type: Class
subclass of: position
description: A geographic position is the coordinate of an entity against some geographic coordinate system.

information content entity
type: Class
description: information content entity is an object that requires some background knowledge or procedure to correctly interpret.
subset: core
subset: ice+

start date
type: Class
subclass of: time instant
description: A start date is a time instant pertaining to the date of the beginning of a process.

end date
type: Class
subclass of: time instant
description: An end date is a time instant pertaining to date of the end of a process.

spatial quantity
type: Class
subclass of: dimensional quantity
alternative: physical dimensional quantity
description: A spatial quantity is a quantity obtained from measuring the spatial extent of an entity

1D extent quantity
type: Class
subclass of: spatial quantity
description: A quantity that extends in single dimension.

depth
type: Class
subclass of: 1D extent quantity
description: depth is the dimensional extent into a plane of a 3D projection of the object.

height
type: Class
subclass of: 1D extent quantity
description: height is the one dimensional extent along the vertical projection of a 3D object from a base plane of reference.

length
type: Class
subclass of: 1D extent quantity
description: length is the longer dimensional extent along a 2D projection of the object.

width
type: Class
subclass of: 1D extent quantity
description: width is the shorter dimensional extent perpendicular to a 2D projection of the object.

thickness
type: Class
subclass of: depth
description: thickness is the shortest dimensional extent of a 3D projection of an object.

2D extent quantity
type: Class
subclass of: spatial quantity
description: A quantity that extends in two dimensions.

area
type: Class
subclass of: 2D extent quantity
description: area is a quantity that pertains to the extent of a two-dimensional surface or shape, or planar lamina, in the plane.

length of perimeter
type: Class
subclass of: 2D extent quantity
description: A perimeter is a length of the outline that surrounds a two-dimensional shape.

circumference
type: Class
subclass of: length of perimeter
description: circumference is the length of the outline of a circle or ellipse. it is defined as c = 2*pi*r, where r is the radius.

3D extent quantity
type: Class
subclass of: spatial quantity
description: A quantity that extends in three dimensions.

volume
type: Class
subclass of: 3D extent quantity
description: volume is the quantity of three-dimensional space enclosed by some closed boundary.

quantity
type: Class
subclass of: measurement value
description: A quantity is an informational entity that gives the magnitude of a property.

position
type: Class
subclass of: measurement value
description: A measurement of a spatial location relative to a frame of reference or other objects.

orientation
type: Class
subclass of: position
description: orientation is an angle between the bearer and an axis, or the angle between the bearer and another object.

namespace
type: Class
subclass of: computational entity
description: A namespace is an informational entity that defines a logical container for a set of symbols or identifiers.

data item
type: Class
subclass of: computational entity
description: A data item consists of information that has been collected/generated towards some purpose.

measurement value
type: Class
subclass of: number
description: A measurement value is a quantitative description that reflects the magnitude of some attribute.

coordinate
type: Class
subclass of: position
description: A coordinate is a measurement of position in n-dimensional space.

cartesian coordinate
type: Class
subclass of: coordinate
disjoint with: polar coordinate
description: A Cartesian coordinate is the signed distance of a point to some referent line.

polar coordinate
type: Class
subclass of: coordinate
description: A polar coordinate is a position characterized by a distance from a fixed point and an angle from a fixed direction.

unit of measurement
type: Class
subclass of: quantity
description: A unit of measurement is a definite magnitude of a physical quantity, defined and adopted by convention and/or by law, that is used as a standard for measurement of the same physical quantity.

mathematical entity
type: Class
subclass of: information content entity
description: A mathematical entity is an information content entity that are components of a mathematical system or can be defined in mathematical terms.
subset: math+

plan
type: Class
subclass of: action specification
description: A plan is a set of intended actions, through which one expects to achieve a goal.

generic name
type: Class
subclass of: name
description: A generic name is the preferred name provided by manufacturer.

language entity
type: Class
subclass of: information content entity
description: A language entity implements some language specification for the visual interpretation and is part of some document.
subset: nlp+

visual language entity
type: Class
subclass of: language entity
description: A visual language entity is a language entity that is manifested within the spectrum of light and can be pereceived and processed by a visual system.

figure
type: Class
subclass of: media
disjoint with: figure part
alternative: diagram
description: A figure is a graphical entity which consists of a visual (n-dimentional) arrangement of information entities.

image
type: Class
subclass of: figure
alternative: depiction
description: An image is an affine projection of a visual entity to a two dimensional surface.

photograph
type: Class
subclass of: image
alternative: photo
description: A photograph is an image created by light falling on a light-sensitive surface.

statistical graph
type: Class
subclass of: chart
alternative: chart
description: A statistical graph is a figure that displays the relationship among numeric data and/or mathematical functions.

question
type: Class
subclass of: sentence
description: A question is a linguistic expression used to make a request for information.

publication
type: Class
subclass of: document
description: A publication is a document that has been made available by a publisher.

record
type: Class
subclass of: document
description: A record is a document containing a collection of statements about some entity.

dataset
type: Class
subclass of: data item
alternative: data set
description: A dataset is a data item that is a collection of data items.
equivalent to: http://www.w3.org/ns/dcat#Dataset

specification
type: Class
subclass of: description
description: A specification is a description of the essential technical attributes/requirements for an object or procedure, and may be used to determine that the object / procedure meets its requirements/attributes.

action specification
type: Class
subclass of: specification
alternative: effective specification
description: An action specification is a specification composed of a sequence of instructions to achieve some objective.

algorithm
type: Class
subclass of: mathematical entity
description: An algorithm is an effective method expressed as a finite list of well-defined instructions for calculating a function.

software entity
type: Class
subclass of: computational entity
description: A software entity is a computational entity that can be interpreted by or directly executed by a processing unit.

software method
type: Class
subclass of: software entity
description: A software method (also called subroutine, subprogram, procedure, method, function, or routine) is software designed to execute a specific task.

software module
type: Class
subclass of: software entity
description: A software module is software composed of a collection of software methods.

software library
type: Class
subclass of: software entity
description: A software library is software composed of a collection of software modules and/or software methods in a form that can be statically or dynamically linked to some software application.

software application
type: Class
subclass of: software entity
description: A software application is software that can be directly executed by some processing unit.

software interpreter
type: Class
subclass of: software application
description: A software interpreter is a software application that executes some specified input software.

software script
type: Class
subclass of: software entity
description: A software script is software whose instructions can be executed using a software interpreter.

language
type: Class
subclass of: language entity
description: Language is a language entity which is the result of encoding and decoding information through systematic creation and usage of systems of symbols, each pairing a specific sign with an intended meaning, established through social conventions

symbol
type: Class
subclass of: representation
description: A symbol is a proposition about what an entity represents.

book
type: Class
subclass of: publication
description: A book is a publication composed of a large number of entries.

chapter
type: Class
subclass of: document section
description: A chapter is a document section of a book or thesis.

character
type: Class
subclass of: language entity
description: A character is a language symbol used to construct words.

novel
type: Class
subclass of: publication
description: A novel is a fictitious prose narrative of book length, typically representing character and action with some degree of realism.

paragraph
type: Class
subclass of: textual entity
description: A paragraph is a self-contained unit of written discourse consisting of one or more sentences.

document section
type: Class
subclass of: document component
description: A document section is a component of a document.

sentence
type: Class
subclass of: phrase
description: A sentence is a grammatical unit consisting of one or more words that bear minimal syntactic relation to the words that precede or follow it.

word
type: Class
subclass of: language entity
description: A word is the smallest free form (an item that may be expressed in isolation with semantic or pragmatic content) in a language.

identifier
type: Class
subclass of: label
description: An identifier is a label that specifically refers to (identifies) an entity (instance/type).

name
type: Class
subclass of: label
description: A name is a label used to identify an entity.

preferred name
type: Class
subclass of: name
description: A preferred name is the name that is generally used by some organization.

common name
type: Class
subclass of: name
description: A common name is a name that is commonly used.

brand name
type: Class
subclass of: name
description: A brand name is a trademarked and marketed name of a product.

scientific name
type: Class
subclass of: name
description: A scientific name is a name given through scientific nomenclature.

magazine
type: Class
subclass of: periodical
description: A magazine is a periodical that typically contains essays, stories, poems, etc., by many writers, and often photographs and drawings, frequently specializing in a particular subject or area, as hobbies, news, or sports.
equivalent to: http://purl.org/ontology/bibo/Magazine

synonym
type: Class
subclass of: term variant
description: A synonym is a word with the same or very similar meanings.

antonym
type: Class
subclass of: term variant
description: An antonym is a word with opposite or nearly opposite meaning.

hypernym
type: Class
subclass of: term variant
description: A hypernym is a term with a broader meaning.

hyponym
type: Class
subclass of: term variant
description: A hyponym is a term with a narrower meaning.

homonym
type: Class
subclass of: term variant
description: A homonym is a word that sounds the same but has different meaning.

workflow
type: Class
subclass of: algorithm
description: A workflow is an algorithm that is is a depiction of a sequence of operations to achieve one or more objectives.

ontology document
type: Class
subclass of: document
description: An ontology document is a document that contains an ontology.

pattern
type: Class
subclass of: mathematical entity
description: A pattern is a generalized representation of some repeatable concrete or informational item.

sequence motif
type: Class
subclass of: pattern
disjoint with: structural motif
description: A sequence motif is a pattern of nucleotides in a DNA sequence or amino acids in a protein.

descriptor
type: Class
subclass of: term
description: A descriptor (index term, subject term, subject heading) is a term that captures the essence of the topic of a document.

definition
type: Class
subclass of: description
description: A definition is a description that succintly characterizes an entity.

description
type: Class
subclass of: language entity
description: A description is language entity in which elements of a language (formal or natural) are used to characterize an entity.

category
type: Class
subclass of: concept
description: A category is a class of entities having particular shared characteristics.

class
type: Class
subclass of: set
description: A class is a collection of sets which can be unambiguously defined by a property that all its members share.

web service
type: Class
subclass of: software application
description: A web service is a software application that can be accessed over a network, such as the Internet, and executed on a remote system hosting the requested services.

criterion
type: Class
subclass of: design specification
description: A criterion is a specification to describe properties used for evaluation.

inclusion criterion
type: Class
subclass of: criterion
disjoint with: exclusion criterion
description: An inclusion criterion is a criterion that must be present to satisfy some objective.

exclusion criterion
type: Class
subclass of: criterion
description: An exclusion criterion is a criterion that must be absent to satistify the objective.

parameter
type: Class
subclass of: independent variable
description: A parameter is variable whose value changes the characteristics of a system or a function.

keyword
type: Class
subclass of: descriptor
description: A keyword is a descriptor in which the association of the word with the entity facilitates information retrieval.

document
type: Class
subclass of: textual entity
description: A document is a bounded physical or digital representation of a body of information designed with the capacity (and usually intent) to communicate.

list
type: Class
subclass of: set
description: A list is any enumeration of a set of items.

manuscript
type: Class
subclass of: document
description: A manuscript is a document prior to publication.

note
type: Class
subclass of: document
description: A note is a brief document.

patent
type: Class
subclass of: legal document
description: A patent is an information entity granted by a patent issuing authority which confers upon the patenter the sole right to make, use and sell an invention for a set period of time.

article
type: Class
subclass of: publication
description: An article is a publication that is stand-alone section of a larger work.

blog
type: Class
subclass of: publication
description: A blog is a publication accessible at some website and is typically about various experiences.

book volume
type: Class
subclass of: book
description: A book volume is a book that is part of a collection.

conference proceedings
type: Class
subclass of: book
description: A conference proceedings is a book composed of papers presented at a conference.

book series
type: Class
subclass of: collection of documents
description: A book series is a collection of books that have been sequentially published.

edited publication
type: Class
subclass of: publication
description: An edited publication is a publication that has been examined and potentially changed by an editor.

journal
type: Class
subclass of: periodical
description: A journal is a a peer-reviewed periodical in which scholarship relating to a particular academic discipline is published.
equivalent to: http://purl.org/ontology/bibo/Journal

manual
type: Class
subclass of: publication
description: A manual is a document that instructs on the usage of a device.

periodical
type: Class
subclass of: collection of documents
description: A periodical is a publication that appears on a regular schedule.
equivalent to: http://purl.org/ontology/bibo/Periodical

newspaper
type: Class
subclass of: periodical
description: A newspaper is a periodical publication containing news regarding current events, informative articles, diverse features, editorials, and advertising.
equivalent to: http://purl.org/ontology/bibo/Newspaper

technical report
type: Class
subclass of: publication
description: A technical report is a publication published by a school or other institution, usually numbered within a series.

thesis document
type: Class
subclass of: publication
description: A thesis document is the written research component of a post-secondary institution that contains a statement supported by arguments.

honor's thesis
type: Class
subclass of: thesis document
description: An honor's thesis is a thesis prepared as a requirement for an honor's undergraduate degree.

master's thesis
type: Class
subclass of: thesis document
description: A Master's thesis is a thesis prepared as a requirement for a Master's degree.

phd thesis
type: Class
subclass of: thesis document
description: A PhD thesis is a thesis prepared as a requirement for a doctoral degree.

booklet
type: Class
subclass of: document
description: A booklet is a document that lacks a named publisher or sponsoring institution.

diary
type: Class
subclass of: document
description: A diary is a document which describes day-to-day experiences.

document component
type: Class
subclass of: textual entity
description: A bibliographic attribute is an attribute related to publications.

address
type: Class
subclass of: positional identifier
description: An address is a position that indicates the physical location of some entity using a social convention.

affiliation
type: Class
subclass of: social relation
description: An affiliation is a social relation which indicates the partnership between two or more entities.

citation
type: Class
subclass of: document component
description: A citation is a textual entity which denotes a source described in the bibliography or reference section of a document.

document title
type: Class
subclass of: title
description: A document title is a textual entity that summarizes the topic of the document in one sentence.

reference
type: Class
subclass of: document component
description: A reference is a textual entity that describes a single source used in the preparation or development of the work.

page range
type: Class
subclass of: interval
description: A page range denotes the start and end page in some document.

page total
type: Class
subclass of: count
description: A page total is a textual entity that is about the number of pages in some informational entity.

label
type: Class
subclass of: term
description: a label is a term that is associated with some entity

language label
type: Class
subclass of: label
description: A language label is a label that denotes the language of a textual entity.

first name
type: Class
subclass of: name
description: A first name is a name that denotes a specific individual between members of a group of individuals, whose members usually share the same surname.

last name
type: Class
subclass of: name
description: A last name (surname) is a name added to a given name and is part of a personal name and is often the family name.

personal name
type: Class
subclass of: name
alternative: full name
description: A personal name is a name to identify an individual person and usually comprises of a first name and a last name.

legal name
type: Class
subclass of: personal name
description: A legal name is a name given at birth, or which appears on their birth certificate, marriage certificate, or change of name certificate.

title
type: Class
subclass of: label
description: A title is a textual entity that summarily describes some entity.

document version
type: Class
subclass of: version label
description: A document version is a version of a work in some sequence of derivative works.

abstract section
type: Class
subclass of: document section
description: An abstract section is a document section that provides brief summary of a document that explains the main argument(s), topic(s) or findings.

acknowledgements section
type: Class
subclass of: document section
description: An acknowledgements section is a document section that identifies individuals, groups or organizations for their support in the development of the work.

author contribution section
type: Class
subclass of: document section
description: An author contribution section is a document section that describes the contribution of the authors.

author section
type: Class
subclass of: document section
description: An author section is a document section that lists the contributing authors.

bibliography section
type: Class
subclass of: document section
description: A bibliography section is a document section that is composed of a list of references used in the development of the work.

copyright section
type: Class
subclass of: document section
description: A copyright section is a document section that contains a notice of copyright.

correspondence section
type: Class
subclass of: document section
description: A correspondence section is a document section that contains the details for contacting the corresponding author.

discussion section
type: Class
subclass of: document section
description: The discussion section is a document section containing a summary of the findings, a reflection on the significance of findings, comparison with related work, among others.

introduction section
type: Class
subclass of: document section
description: An introduction section is a document section that generally provides background, motivation and goals of the work.

materials and methods section
type: Class
subclass of: document section
description: The materials and methods section is a document section containing a description of the materials and methods used in the study.

materials section
type: Class
subclass of: document section
description: The materials section is a document section containing a description of the materials used in the study.

methods section
type: Class
subclass of: document section
description: The methods section is a document section containing a description of the methods used in the study.

results section
type: Class
subclass of: document section
description: The results section is a document section describing the main findings of the study.

table of contents
type: Class
subclass of: document section
description: The table of contents is a document section that lists all sections (and optionally subsections) in a sequential order along with their page number.

implies (->)
type: Class
subclass of: logical operator
description: Implication is a logical operator that holds between a set T of propositions and a proposition B, when every model (or interpretation or valuation) of T is also a model of B.

namespace label
type: Class
subclass of: label
description: A namespace label is a short name for a namespace.

logical operator
type: Class
subclass of: mathematical entity
description: A logical operator is a unary or binary relation to construct logical expressions.

conjunction (and)
type: Class
subclass of: logical operator
description: AND is a logical operator that has the value true if both of its operands are true, otherwise a value of false.

proposition
type: Class
subclass of: description
description: A proposition is a sentence expressing something true or false.

dimensionless quantity
type: Class
subclass of: quantity
disjoint with: dimensional quantity
description: A dimensionless quantity is a quantity that has no associated unit.

dimensional quantity
type: Class
subclass of: quantity
description: A dimensional quantity is a quantity that has an associated unit.

argument
type: Class
subclass of: proposition
description: An argument is a set of one or more declarative sentences (or propositions) known as the premises along with another declarative sentence (or proposition) known as the conclusion.

premise
type: Class
subclass of: proposition
description: A premise is a proposition of an argument from which the conclusion is drawn.

conclusion
type: Class
subclass of: proposition
description: A conclusion is a proposition which is reached after considering the evidence, arguments or premises.

deductive argument
type: Class
subclass of: argument
description: A deductive argument is an argument that asserts that the truth of the conclusion is a logical consequence of the premises.

inductive argument
type: Class
subclass of: argument
description: An inductive argument is an argument that asserts that the truth of the conclusion is supported by the premises.

sound argument
type: Class
subclass of: valid argument
description: A sound argument is a valid argument with true premises.

valid argument
type: Class
subclass of: argument
description: A valid argument is an argument where the truth of the conclusion is a logical consequence of the premises and (consequently) its corresponding conditional is a necessary truth.

invalid argument
type: Class
subclass of: argument
description: An invalid argument is an argument where the truth of the conclusion is false because it is not a logical consequence of the premises.

term
type: Class
subclass of: language entity
description: A term is a word or phrase used to denote one or more entities.

mass
type: Class
subclass of: spatial quantity
description: mass is the quality of the amount of substance.

disjunction (or)
type: Class
subclass of: logical operator
description: OR is a logical operator that results in true whenever one or more of its operands are true.

negation (not)
type: Class
subclass of: logical operator
description: NOT is a logical operator in that has the value true if its operand is false.

exclusive disjunction (xor)
type: Class
subclass of: disjunction (or)
description: XOR, also called exclusive disjunction or (symbolized XOR, EOR, EXOR, or ⊕), is a type of logical disjunction on two operands that results in a value of true if exactly one of the operands has a value of true.

hypothesis
type: Class
subclass of: proposition
description: A hypothesis is a proposed explanation for a phenomenon.

academic organization
type: Class
subclass of: organization
description: An academic organization is a lawfully recognized organization that confers diplomas, degrees and other forms of recognition of academic achievement.

social relation
type: Class
subclass of: social entity
description: A social relation is a social entity that describes a relationship between two or more individuals or groups.

set
type: Class
subclass of: mathematical entity
description: A set is a collection of entities, for which there may be zero members.

university
type: Class
subclass of: academic organization
description: A university is an institution of higher education and research which grants academic degrees in a variety of subjects and provides both undergraduate education and postgraduate education.

collection of documents
type: Class
subclass of: collection
description: A collection of documents is a non-zero set of documents.
equivalent to: http://purl.org/ontology/bibo/Collection

website
type: Class
subclass of: collection of documents
description: A website is a collection of documents published on the World Wide Web.

movie
type: Class
subclass of: media
alternative: film
alternative: moving pictures
description: A movie is a series of images that are displayed in rapid succession to give the impression of movement.

excerpt
type: Class
subclass of: textual entity
description: An excerpt is a contiguous or discontiguous portion of a document.

quote
type: Class
subclass of: excerpt
description: A quote is a excerpt that is attributed to a particular source.

geographic image
type: Class
subclass of: photograph
description: A geographic image is a photograph of some geographical area.

web page
type: Class
subclass of: document
description: A web page is a document that is published according to World Wide Web standards.

email
type: Class
subclass of: document
description: Email message is a digital document that is composed of a header and a body and is transmitted using the SMTP protocol.

process number
type: Class
subclass of: ordinal position
description: process number is a number associated with a process that denotes its ordinal position in a set of processes.

letter
type: Class
subclass of: document
description: A letter is a document that contains a personal communication from one part to another.

edition number
type: Class
subclass of: count
description: An edition number is count of a literary work edited and published, as by a certain editor or in a certain manner including being printed during some interval of time.

volume number
type: Class
subclass of: count
description: volume number is a count of a sequence of periodicals.

functional specification
type: Class
subclass of: specification
description: A functional specification is a specification that describes the characteristics of an object.

design specification
type: Class
subclass of: functional specification
description: A design specification is a specification that provides precise and explicit information about the requirements for a product design.

spatial specification
type: Class
subclass of: functional specification
description: A specification for spatial location is an effective specification towards representation spatial position or spatial data.

longitude
type: Class
subclass of: geographic position
disjoint with: latitude
description: Longitude is a geographic position that refers to the angle east or west of a reference meridian between the two geographical poles to another meridian that passes through an arbitrary point.

latitude
type: Class
subclass of: geographic position
description: Latitude is a geographic coordinate which refers to the angle from a point on the Earth's surface to the equatorial plane

coordinate system
type: Class
subclass of: spatial specification
description: A coordinate system is a specification for spatial location that uses a set of numbers, or coordinates, to uniquely determine the position of a point or other geometric element.

cartesian coordinate system
type: Class
subclass of: coordinate system
description: A Cartesian coordinate system specifies each point uniquely in a plane by a pair of numerical coordinates, which are the signed distances from the point to two fixed perpendicular directed lines, measured in the same unit of length.

concept
type: Class
subclass of: term
description: A concept is term that refers to a generalization of a set of attributes or entities.

polar coordinate system
type: Class
subclass of: coordinate system
description: A polar coordinate system is a two-dimensional coordinate system in which each point on a plane is determined by a distance from a fixed point and an angle from a fixed direction.

positional identifier
type: Class
subclass of: identifier
description: A positional description is a description of location using some system or frame of reference.

cylindrical coordinate system
type: Class
subclass of: coordinate system
description: A cylindrical coordinate system is a three-dimensional coordinate system that specifies point positions by the distance from a chosen reference axis, the direction from the axis relative to a chosen reference direction, and the distance from a chosen reference plane perpendicular to the axis.

spherical coordinate system
type: Class
subclass of: coordinate system
description: A spherical coordinate system is a coordinate system for three-dimensional space where the position of a point is specified by three numbers: the radial distance of that point from a fixed origin, its polar angle measured from a fixed zenith direction, and the azimuth angle of its orthogonal projection on a reference plane that passes through the origin and is orthogonal to the zenith, measured from a fixed reference direction on that plane.

OWL ontology
type: Class
subclass of: ontology document
description: An OWL ontology is an ontology as specified by the W3C OWL specification.

3D cartesian coordinate
type: Class
subclass of: cartesian coordinate
description: A 3D cartesian coordinate is a coordinate that is composed of an x, y and z coordinate.

objective
type: Class
subclass of: proposition
description: An objective is a proposition that indicates a planned or anticipated outcome.

term variant
type: Class
subclass of: term
description: A term variant is a term that is a variant of another term.

purpose
type: Class
subclass of: reason
description: purpose is the reason for which something is done or created or for which something exists.

belief
type: Class
subclass of: proposition
description: A belief is a proposition that is believed to be true.

number
type: Class
subclass of: scalar
alternative: rank 0 tensor
description: A number is a tensor of rank 0.

variable
type: Class
subclass of: mathematical entity
description: A variable is a value that may change within the scope of a given problem or set of operations.

equation
type: Class
subclass of: mathematical entity
description: An equation is a mathematical statement that asserts the equality of two expressions.

time measurement
type: Class
subclass of: dimensional quantity
description: time measurement is a measurement value of the duration of some interval of time or a particular instant of time (against some frame of reference).
comment: Time intervals are specified as date/datetime ranges.
example: the duration of my life; the duration of a surgical procedure, the moment of death

file
type: Class
subclass of: media
description: A file is an information-bearing object that contains a physical embodiment of some information using a particular character encoding.
equivalent to: http://www.w3.org/ns/dcat#Distribution

x cartesian coordinate
type: Class
subclass of: cartesian coordinate
description: An x cartesian coordinate is the coordinate of an object onto the x-axis of a cartesian coordinate system.

y cartesian coordinate
type: Class
subclass of: cartesian coordinate
description: An y cartesian coordinate is the coordinate of an object onto the y-axis of a cartesian coordinate system.

z cartesian coordinate
type: Class
subclass of: cartesian coordinate
description: A z cartesian coordinate is the coordinate of an object onto the z-axis of a cartesian coordinate system.

study group
type: Class
subclass of: collective
description: A study group is a group of individuals that are subjects in an observational or intervention study.

time interval
type: Class
subclass of: time measurement
description: A time internval is a contiguous temporal region having some duration.

time instant
type: Class
subclass of: time measurement
description: A time instant is a temporal region which occurs instantaneously, e.g. having no duration.
example: at this moment; the moment at which a finger is detached in an industrial accident; the moment at which a child is born; the moment of death

table
type: Class
subclass of: figure
description: A table is a figure that consists of an ordered arrangement of columns and rows.

scatterplot
type: Class
subclass of: statistical graph
alternative: scatter chart
alternative: scatter diagram
alternative: scatter graph
description: A scatterplot is a statistical graph which uses Cartesian coordinates to display values for two variables for a set of data. The data is displayed as a collection of points, each having the value of one variable determining the position on the horizontal axis and the value of the other variable determining the position on the vertical axis.

year
type: Class
subclass of: time interval
description: A year is a period of time taken by a planet to make one revolution around the sun.

month
type: Class
subclass of: time interval
description: A month is a period of time that divides the year.

day
type: Class
subclass of: time interval
description: A day is a period of 24 hours.

century
type: Class
subclass of: time interval
description: A century is a period of one hundred years.

millennium
type: Class
subclass of: time interval
description: A millenium is a period of 1000 years

hour
type: Class
subclass of: time interval
description: An hour is a period of 60 minutes.

minute
type: Class
subclass of: time interval
description: A minute is a period of 60 seconds.

second
type: Class
subclass of: time interval
description: A second (symbol: s) is the base unit of time in the International System of Units (SI) and is the second division of the hour by sixty, the first division by 60 being the minute.

2D cartesian point
type: Class
subclass of: point
description: A 2D cartesian point is a point whose position is specified along two dimensions using Cartesian coordinates.

altitude
type: Class
subclass of: position
description: Altitude is a distance above sea level.

center of mass
type: Class
subclass of: position
description: The center of mass (aka barycenter) is the weighted average location of all the mass in a body or group of bodies.

3D cartesian point
type: Class
subclass of: point
description: A 3D cartesian point is a point whose position is specified along three dimensions using Cartesian coordinates.

1D cartesian point
type: Class
subclass of: point
description: A 1D cartesian point is a point whose position is specified along a single dimension using Cartesian coordinates.

line graph
type: Class
subclass of: statistical graph
alternative: line chart
description: A line graph is a statistical graph in which lines contains the evaluation of functions or individual points connected by line segments.
example: Graph 1 in http://tinyurl.com/opwnvm

bar graph
type: Class
subclass of: statistical graph
description: A bar graph is a statistical graph with rectangular bars of lengths proportional to that value that they represent.
example: Graphs 3,4,5 in http://tinyurl.com/opwnvm

horizontal bar graph
type: Class
subclass of: bar graph
description: A horizontal bar graph is a bar graph in which the rectangular bars are horizontally oriented in space.
example: Graph 3 in http://tinyurl.com/opwnvm

vertical bar graph
type: Class
subclass of: bar graph
description: A vertical bar graph is a bar graph in which the rectangular bars are vertically oriented in space.
example: Graph 4,5 in http://tinyurl.com/opwnvm

stacked bar graph
type: Class
subclass of: bar graph
description: A stacked bar graph is a bar graph in which each rectangular bar is partioned by the categorical value of each series of data.
example: Graphs 6,7 in http://tinyurl.com/opwnvm

line-bar graph
type: Class
subclass of: statistical graph
description: A line-bar graph statistical graph that contains both lines and bars.
example: Graph 8 in http://tinyurl.com/opwnvm

figure part
type: Class
subclass of: media
description: A figure part is a part of a figure.

plot
type: Class
subclass of: figure part
disjoint with: legend
description: A plot is a part of a figure that corresponds to the spatial region between the set of axes.
example: The square portion of the chart bounded by lines that overlap with the two axes in Graph 1 of http://tinyurl.com/opwnvm

axis
type: Class
subclass of: directed line segment
description: An axis is a line segment that is part of a statistical graph in which the position along the line corresponds to a numeric or categorical value.
comment: The value of a plotted geometric objects (e.g. point) can be obtained from the perpendicular projection of the position of the object onto the axis. Axis may also be associated with a textual description of what the values on the axis represents.
example: The left vertical and bottom horizontal lines with tickmarks in Graph 1 http://tinyurl.com/opwnvm

Cartesian coordinate axis
type: Class
subclass of: value axis
description: A Cartesian coordinate axis is an axis whose behavior follows that of a Cartesian coordinate system.

x-axis
type: Class
subclass of: Cartesian coordinate axis
disjoint with: y-axis
disjoint with: z-axis
alternative: horizontal axis
description: An x-axis is a Cartesian coordinate axis that is aligned with the horizon.
comment: In most figures, this axis represents categories, such as months, market segments, or other non-numeric data.
example: The horizontal axis in http://tinyurl.com/opwnvm

y-axis
type: Class
subclass of: Cartesian coordinate axis
alternative: vertical axis
description: A y-axis is a Cartesian coordinate axis that is spatially oriented perpendicular to the x-axis.

z-axis
type: Class
subclass of: Cartesian coordinate axis
description: A z-axis is a Cartesian coordinate axis that is spatially oriented normal to the plane formed by the x- and y-axes.

category axis
type: Class
subclass of: axis
disjoint with: value axis
description: A category axis is an axis in which the position along the line is partioned into categories.
example: The horizontal axis corresponding to months of the year in graph 4 of http://tinyurl.com/opwnvm

primary category axis
type: Class
subclass of: category axis
disjoint with: secondary category axis
description: A primary category axis is a category axis that either defines the sole value range or holds the larger set of categorical values specified by the secondary category axis.
example: The category axis that corresponds to years in Graph 1 of http://tinyurl.com/opwnvm

secondary category axis
type: Class
subclass of: category axis
description: A secondary category axis is a category axis that defines a finer granular part (or subset) of the value range of the primary category axis.
example: The category axis that corresponds to months in Graph 1 of http://tinyurl.com/opwnvm

value axis
type: Class
subclass of: axis
description: A value axis is an axis in which the position along the line is partioned into numeric values.
comment: A value axis holds the properties of having a minimum and a maximum value, and is usually associated with tickmarks that indicate intervals along the axis.
example: The value axis that ranges from 3.0 to 7.4 and corresponds to billions of dollars in Graph 1 of http://tinyurl.com/opwnvm

left value axis
type: Class
subclass of: value axis
description: A left value axis is a value axis that is spatially positioned to the left of the plot area.
example: The value axis that ranges from 3.0 to 7.4 and corresponds to billions of dollars in Graph 1 of http://tinyurl.com/opwnvm

right value axis
type: Class
subclass of: value axis
description: A right value axis is a value axis that is spatially positioned to the right of the plot area.

scaled value axis
type: Class
subclass of: value axis
description: A scaled value axis is a value axis in which the value range was subject to a mathematic transformation.

linear value axis
type: Class
subclass of: scaled value axis
disjoint with: logarithmic value axis
description: A linear value axis is a value axis that corresponds to a scaling factor of 1 of the value range.

logarithmic value axis
type: Class
subclass of: scaled value axis
description: A logarithmic value axis is a scaled value axis that corresponds to a scaling factor of the logarithm of the value range.

data series
type: Class
subclass of: list
description: A data series is a data set composed of related values displayed in a statistical graph.
example: Example: The two series that correspond to "Seasonally adjusted" and "Trend" are composed of the seasonally adjusted value of permits in each month and values from a trend derived from some mathematical tranformation across those values, respectively, in Graph 1 of http://tinyurl.com/opwnvm

data point
type: Class
subclass of: point
description: A data point is a point that which corresponds to the projection of the values of measurement data against the axes of a statistical graph.

global maximal stationary point
type: Class
subclass of: local maximum stationary point
description: A global maximum stationary point is a data point that corresponds to a measurement value is larger than that of all other plotted datapoints.

global minimal stationary point
type: Class
subclass of: local minimum stationary point
description: A global minimum data point is a data point that corresponds to a measurement value is smaller than that of all other plotted datapoints.

legend
type: Class
subclass of: figure part
description: A legend is a part of a figure that associates textual descriptions with symbols pertaining to plotted entities.
example: The colored line segments and the adjacent textual descriptions in Graph 1 of http://tinyurl.com/opwnvm

graph title
type: Class
subclass of: title
description: A graph title is a title that describes a graph.
example: Total value of permits increased slightly in December" in Graph 1 of http://tinyurl.com/opwnvm

primary title
type: Class
subclass of: title
description: A primary title is a title that should be first used in describing some entity.

secondary title
type: Class
subclass of: title
alternative: subtitle, alternative title
description: A secondary title is a title of lesser importance that should be used after the first title in describing some entity.

scientific data
type: Class
subclass of: data item
description: scientific data is data obtained from some scientific procedure.

primary graph title
type: Class
subclass of: primary title
description: A primary graph title is a primary title that describes a statistical graph.
example: "Total value of permits increased slightly in December" in Graph 1 of http://tinyurl.com/opwnvm

secondary graph title
type: Class
subclass of: primary title
description: A secondary graph title is a secondary title that describes a statistical graph.

phrase
type: Class
subclass of: language entity
description: A phrase is a group of words functioning as a single unit in the syntax of a sentence.

clause
type: Class
subclass of: sentence
description: A clause consists of a subject and a predicate.

polygon vertex
type: Class
subclass of: node
description: A polygon vertex is a terminal point at which two polygon edges meet and are part of a polygon.

polygon edge
type: Class
subclass of: line segment
description: A polygon edge is a line segment joining two polygon vertices.

polyhedral skeleton
type: Class
subclass of: geometric entity
description: A polyhedral skeleton is a collection of polygon edges.

polygonal face
type: Class
subclass of: geometric entity
description: A polygonal face is a polygon bounded by a circuit of polygon edges, and includes the flat (plane) region inside the boundary.

polyhedral surface
type: Class
subclass of: geometric entity
description: A polyhedral surface is composed of polygonal faces.

polygon
type: Class
subclass of: geometric entity
description: A polygon is a planar entity that is bounded by a closed path or circuit, composed of a finite connected sequence3 of straight line segments.

geometric entity
type: Class
subclass of: information content entity
description: A geometric entity is an information content entity that pertains to the structure and topology of a space.
subset: geometry+

point
type: Class
subclass of: geometric entity
description: A point is a geometric entity that is located in a zero-dimensional spatial region and whose position is defined by its coordinates in some coordinate system.

endpoint
type: Class
subclass of: terminal point
description: An endpoint is a terminal point that is the last of an ordered pair of points.

start point
type: Class
subclass of: terminal point
description: A start point is a terminal point which is the first of an ordered pair of points.

model
type: Class
subclass of: representation
description: A model is a representation of some thing.

line
type: Class
subclass of: curve
description: A line is curve that extends in a single dimension (e.g. straight line; exhibits no curvature), and is composed of at least two fully connected points.

line segment
type: Class
subclass of: line
description: A line segment is a line and a part of a curve that is (inclusively) bounded by two terminal points.

tick mark
type: Class
subclass of: line segment
description: A tick mark is a line segment that is spatially positioned perpendicular to the axis of a statistical graph and indicates the position of a specific numeric value (which may be indicated by an adjacent value label) on a value axis, or is one of a pair of tick marks that delineates the boundary of a categorical value (which may be indicated by an adjacent category label) on the categorical axis.

major tick mark
type: Class
subclass of: tick mark
description: A major tick mark is a tick mark that indicates the position of a specific numeric value and is adjacent to its value label on the value axis, or is one of a pair of tick marks that delineates the boundary of a categorical value indicated by an adjacent category label on the categorical axis.

minor tick mark
type: Class
subclass of: tick mark
description: A minor tick mark is a tick mark that indicates the position of a specific numeric value but has no adjacent value label, or is one of a pair of tick marks that delineates the boundary of a categorical value but has no adjacent category label on the categorical axis.

ray
type: Class
subclass of: line
description: A ray is a line which that is bounded by a startpoint and extends outwards infinitely along one dimension.

quadrilateral
type: Class
subclass of: polygon
description: A quadrilateral is a polygon with composed of four points and four line segments, in which each point is fully connected to two other points.

rectangle
type: Class
subclass of: quadrilateral
description: A rectangle is a quadrilateral in which one pair of line segments are parallel and the other pair are perpendicular to the first pair.

bar
type: Class
subclass of: rectangle
description: A bar is a rectangle that is located in the plot of a statistical graph in which its length is proportional to the values that it represents.

triangle
type: Class
subclass of: polygon
description: A triangle is a polygon composed of three points and three line segments, in which each point is fully connected to another point along through the line segment.

directed line segment
type: Class
subclass of: line segment
description: A directed line segment is a line segment that is contained by an ordered pair of endpoints (a start point and an endpoint).

arrowed line segment
type: Class
subclass of: directed line segment
description: An arrowed line is a directed line segment in which one or both endpoints is tangentially part of a triangle that bisects the line.

single arrowed line segment
type: Class
subclass of: arrowed line segment
disjoint with: double arrowed line segment
description: A single arrowed line is directed line in which the endpoint is tangentially part of a triangle that bisects the line.

double arrowed line segment
type: Class
subclass of: arrowed line segment
description: A double arrowed line is an arrowed line in which both terminal points are tangentially part of different triangles that bisect the line.

horizontal line
type: Class
subclass of: positionally oriented line
description: A horizontal line is a line that is positionally oriented with the horizon.

vertical line
type: Class
subclass of: positionally oriented line
description: A vertical line is a line that is positionally oriented perpendicular to the horizon.

trend line
type: Class
subclass of: statistical graph line
description: A trend line is a line, line segment or ray that is part of a statistical graph which indicates a statistical or visual direction across categorical or value data.

increasing line
type: Class
subclass of: trend line
description: An increasing line is a line segment in which the startpoint and endpoint are ordered along one dimension and the difference of values in a second dimension is positive.

decreasing line
type: Class
subclass of: trend line
description: An decreasing line is a line segment in which the startpoint and endpoint are ordered along one dimension and the difference of values in a second dimension is negative.

plateau line
type: Class
subclass of: trend line
description: An plateau line is a line segment in which the startpoint and endpoint are ordered along one dimension and the difference of values in a second dimension is zero.

drop line
type: Class
subclass of: statistical graph line
description: A drop line is a statistical graph line that vertically or horizontally connects a data series line with a value axis in a statistical graph.

terminal point
type: Class
subclass of: point
description: A terminal point is a point that defines the finite extension of a line.

surface normal
type: Class
subclass of: vector line
description: A surface normal is a vector that is perpendicular to a flat surface.

positionally oriented line
type: Class
subclass of: line
description: A positionally oriented line is a line that is positioned against some axis of reference.

statistical graph line
type: Class
subclass of: line
description: A statistical graph line is a line used in a statistical graph to communicate some trend or feature of the embedded data.

infinite line
type: Class
subclass of: line
description: An infinite line is a line that extends outwards in both directions of a single dimensional and is not bounded by terminal points.

vector line
type: Class
subclass of: ray
description: A vector line is a line which that is bounded by a startpoint and extends outwards along one dimension.

vertex normal
type: Class
subclass of: vector line
description: A vertext normal is the normalized average of the surface normals of the faces that contain that vertex.

polyline
type: Class
subclass of: geometric entity
alternative: polygonal chain, polygonal curve, polygonal path, piecewise linear curve
description: A polyline is a connected sequence of line segments.

collection of points
type: Class
subclass of: geometric entity
subclass of: collection
description: A collection of points is a geometric entity that contains a non-zero set of geometric points.

diffusion equation
type: Class
subclass of: movement equation
description: A diffusion equation describes density fluctuations in a material undergoing diffusion.

movement equation
type: Class
subclass of: equation
description: A movement equation describes the displacement of an object in space over time.

ordinary differential equation
type: Class
subclass of: differential equation
description: An ordinary differential equation (ODE) is a differential equation in which the unknown function (also known as the dependent variable) is a function of a single independent variable.

partial differential equation
type: Class
subclass of: differential equation
description: A partial differential equation (PDE) is a differential equation in which the unknown function is a function of multiple independent variables and the equation involves its partial derivatives.

differential equation
type: Class
subclass of: equation
description: A differential equation is a mathematical equation for an unknown function of one or several variables that relates the values of the function itself and its derivatives of various orders.

idea
type: Class
subclass of: proposition
description: An idea is a proposition about some object of conceptual thought.

structure
type: Class
subclass of: functional specification
description: structure is the specification that refers to the composition and arrangement of parts of an object.

computational entity
type: Class
subclass of: information content entity
description: A computational entity is an information content entity operated on using some computational system.

curve
type: Class
subclass of: geometric entity
description: A curve is a geometric entity that may be located in n-dimensional spatial region whose extension may be n-dimensional, is composed of at least two fully connected points and does not intersect itself.

representation
type: Class
subclass of: information content entity
description: A representation is a entity that in some way represents another entity (or attribute thereof).

ordinal position
type: Class
subclass of: linear position
alternative: offset
description: A ordinal position is a number that designates the position of an entity from the first entity in an ordered sequence of entities.

collection
type: Class
subclass of: set
description: A collection is a set for which there exists at least one member, although any member need not to exist at any point in the collection's existence.

empty set
type: Class
subclass of: set
description: An empty set is a set for which there are exactly 0 members.

standard
type: Class
subclass of: specification
description: A standard is a socially-agreed upon specification.

regulatory authority
type: Class
subclass of: organization
description: A regulatory authority is an organization responsible for exercising regulatory or supervisory capacity in some area of human activity.

collective
type: Class
subclass of: social structure
alternative: group
description: A collective is a group of entities that share or are motivated by at least one common issue or interest, or work together on a specific project(s) to achieve a common objective.

formal specification
type: Class
subclass of: functional specification
description: A formal specification is a mathematical description of software or hardware that may be used to develop an implementation.

RDFS ontology
type: Class
subclass of: ontology document
description: An RDFS ontology is an ontology that conforms to the syntax and semantics of the Resource Description Framework Schema (RDFS).

OBO ontology
type: Class
subclass of: ontology document
description: An OBO ontology is an ontology document as specified by the Open Biological Ontology community.

chemical structure
type: Class
subclass of: structure
description: chemical structure is the structure of a chemical entity in terms of its molecular geometry and electronic structure.

molecular structure
type: Class
subclass of: chemical structure
alternative: molecular geometry
description: molecular structure is the spatial arrangement of atoms in a molecule and the chemical bonds that hold the atoms together.

probability measure
type: Class
subclass of: dimensionless quantity
description: A probability measure is quantity of how likely it is that some event will occur.

process model
type: Class
subclass of: model
disjoint with: object model
description: A process model is a representation of some process.

object model
type: Class
subclass of: model
description: An object model is a representation of an object.

textual entity
type: Class
subclass of: language entity
description: A textual entity is language entity that is manifested as a sequence of one or more distinct characters.

version label
type: Class
subclass of: identifier
description: A version label is a label for a particular form or variation of an earlier or original type.

software version label
type: Class
subclass of: version label
description: A software version label is a version label for a piece of software.
example: major.minor[.build[.revision]]

start time
type: Class
subclass of: time instant
description: A start time is a time instant pertaining to the time at which a process begins.

end time
type: Class
subclass of: time instant
description: An end time is a time instant pertaining to the time at which a process ends.

unique identifier
type: Class
subclass of: identifier
description: A unique identifier is an identifier that uniquely identifies some thing.

justification
type: Class
subclass of: proposition
description: A justification is a proposition that defends, explains or excuses some argument.

academic department
type: Class
subclass of: academic organization
description: An academic department is a division of a university or school faculty devoted to a particular academic discipline.

institute
type: Class
subclass of: organization
description: institute is a society or organization having a object or common factor, and is normally applied to those with a scientific, educational, or social objective.

corporation
type: Class
subclass of: organization
description: A corporation is an organization that is granted a charter recognizing it as a separate legal entity.

design
type: Class
subclass of: functional specification
description: A specification of an object, manifested by an agent, intended to accomplish goals, in a particular environment, using a set of primitive components, satisfying a set of requirements, subject to constraints.

chemical identifier
type: Class
subclass of: physical entity identifier
description: A chemical identifier is an identifier for a chemical entity

record identifier
type: Class
subclass of: informational entity identifier
description: A record identifier is an identifier for a database entry.

physical entity identifier
type: Class
subclass of: identifier
description: A physical entity identifier is an identifier for a physical entity.

informational entity identifier
type: Class
subclass of: identifier
description: An informational entity identifier is an identifier for an informational entity.

molecular identifier
type: Class
subclass of: chemical identifier
description: A molecular identifier is an identifier for a molecular entity.

curve segment
type: Class
subclass of: curve
description: A curve segment is a part of a curve that consists of at least three points.

stationary point
type: Class
subclass of: data point
description: A stationary point is a point that is part of a curve in which the derivative at that point is zero, and hence its value is at least a local maximum or minimum.

local maximum stationary point
type: Class
subclass of: stationary point
description: A local maximum stationary point is a point that has a higher value in some axis than adjacent points.

local minimum stationary point
type: Class
subclass of: stationary point
description: A local minimum stationary point is a point that has a lower value in some axis than adjacent points.

database
type: Class
subclass of: computational entity
description: A database is a set of tables.

row
type: Class
subclass of: computational entity
description: A row represents a single, implicitly structured data item in a table.

column
type: Class
subclass of: computational entity
description: A column is a vertical sequence of cells in a cellular automata.

database table
type: Class
subclass of: computational entity
description: A database table is a set of named columns with zero or more rows composed of cells that contain column values and is part of a database.

cell (informational)
type: Class
subclass of: computational entity
description: The minimal unit of a cellular automaton that can change state and has an associated behavior.

database entry
type: Class
subclass of: computational entity
alternative: database record
description: A database entry is a single, implicitly structured data item in a table.

database column
type: Class
subclass of: column
description: A database collumn is a column in a database table.

unique cell
type: Class
subclass of: cell (informational)
description: A unique cell is a cell that contains a unique value in the cellular automaton.

referencing cell
type: Class
subclass of: cell (informational)
description: A referenceing cell is a cell of a cellular automata that refers to another cell.

referent cell
type: Class
subclass of: cell (informational)
description: A referent cell is a cell that is the referent of some function or pointer.

database key
type: Class
subclass of: computational entity
description: A database key is an informational entity whose value is constructed from one or more database columns.

primary database key
type: Class
subclass of: database key
description: A primary database key is a database key that identifies every row of a table.

foreign database key
type: Class
subclass of: database key
description: A foreign database key is a database key that refers to a key in some table.

probability value
type: Class
subclass of: probability measure
alternative: p-value
description: A p-value or probability value is the probability of obtaining a test statistic at least as extreme as the one that was actually observed, assuming that the null hypothesis is true

street name
type: Class
subclass of: positional identifier
description: A street name is the token given to identify a particular street.

postal code
type: Class
subclass of: geographic position
description: A postal code is a geographic coordinate composed of a series of letters and/or digits appended to a postal address for the purpose of sorting mail.

apartment number
type: Class
subclass of: positional identifier
description: An apartment number is the number assigned to identify an apartment in a building of apartments.

uncertainty value
type: Class
subclass of: quantity
description: The uncertainty value (margin of error) of a measurement is a range of values likely to enclose the true value.

standard deviation
type: Class
subclass of: quantity
description: A standard deviation (represented by the symbol σ) is the quantity of variation from the average (mean, or expected value).

versioned record
type: Class
subclass of: record
description: A versioned record is a record for which there exists another variant based that was derived via modification of the facts.

answer
type: Class
subclass of: description
description: An answer is a reply to a question.

verbal language entity
type: Class
subclass of: language entity
description: A verbal language entity is a language entity that is manifested through sound.

page number
type: Class
subclass of: count
description: A page number is the count of a page in a sequence of pages.

linear position
type: Class
subclass of: position
description: A linear position is the position of some object against a linear positioning system.

sequence element position
type: Class
subclass of: linear position
description: A sequence element position is the position of an element of a linear sequence.

sequence start position
type: Class
subclass of: sequence element position
subclass of: start position
description: A sequence start position is the start position for a sequence of characters.

sequence end position
type: Class
subclass of: sequence element position
subclass of: end position
description: A sequence end position is the position of the last character in a sequence of characters relative to some linear frame of reference.

count
type: Class
subclass of: dimensionless quantity
description: The number of elements of a finite set of objects.

URL
type: Class
subclass of: informational entity identifier
alternative: Uniform Resource Locator
description: A Uniform Resource Locator or Universal Resource Locator (URL) is a specific character string that constitutes a reference to an Internet resource.

association
type: Class
subclass of: mathematical entity
description: An association is a relationship between two or more entities derived by some informational analysis.

statistical association
type: Class
subclass of: association
description: A statistical association is any relationship between two measured quantities that renders them statistically dependent.

top value axis
type: Class
subclass of: value axis
description: A top value axis is a value axis that is spatially positioned to the top of the plot area.

bottom value axis
type: Class
subclass of: value axis
description: A bottom value axis is a value axis that is spatially positioned to the bottom of the plot area.

chart
type: Class
subclass of: figure
description: A chart is a figure that displays the relationship among tabular numeric data, functions or some kinds of qualitative structures.

map
type: Class
subclass of: chart
description: A map is a a visual representation of an area that depicts the relationship between elements of that space.

heatmap
type: Class
subclass of: chart
description: A heatmap is a graphical representation of data where the individual values contained in a matrix are represented as colors.

streamgraph
type: Class
subclass of: stack graph
description: A streamgraph is a multi-line stacked graph that yields the appearance of continuous y-values across the x-axis.

boxplot
type: Class
subclass of: line-bar graph
description: A boxplot (box-and-whisker diagram) is a convenient way of graphically depicting groups of numerical data through their five-number summaries: the smallest observation (sample minimum), lower quartile (Q1), median (Q2), upper quartile (Q3), and largest observation (sample maximum).

geographic heatmap
type: Class
subclass of: heatmap
description: A geographic heatmap is a graphical representation of data over a geographic region where individual values are represented as colors.

histogram
type: Class
subclass of: chart
description: A histogram is a graphical representation of data which consists of tabular frequencies, shown as adjacent rectangles, over discrete intervals (bins) , with an area equal to the frequency of the observations in the interval.

measurement scale
type: Class
subclass of: functional specification
description: A measurement scale is a functional specification that specifies an allowed range of categories or values.

nomimal scale
type: Class
subclass of: measurement scale
description: A nominal scale of measurement only specifies a limited set of categories.

binary scale
type: Class
subclass of: measurement scale
description: A binary scale is a measurement scale that specifies a choice between two values.

numeric scale
type: Class
subclass of: measurement scale
description: A numeric scale of measurement is one that only specifies numeric values.

decimal scale
type: Class
subclass of: numeric scale
description: A decimal scale of measurement is one that only specifies decimal values.

integer scale
type: Class
subclass of: numeric scale
description: An integer scale of measurement is one that only specifies integer values.

independent variable
type: Class
subclass of: variable
description: An independent variable is a variable that may take on different values independent of other elements in a system.

dependent variable
type: Class
subclass of: variable
description: A dependent variable is one whose value changes as a consequence of changes in other values in the system.

Gantt chart
type: Class
subclass of: chart
description: A Gantt chart is a bar chart that illustrates a project schedule.

correlation
type: Class
subclass of: statistical association
description: A correlation is a statistical relationship involving dependence between two random variables or datasets.

television program
type: Class
subclass of: media
description: A television program is a audiovisual media that is produced and broadcast using a television.

pie chart
type: Class
subclass of: mereological chart
description: A pie chart is a circular chart divided into sectors each of whose length is proportional to the quantity it represents.

matrix chart
type: Class
subclass of: chart
description: A matrix chart summarizes a multidimensional data set in a grid.

network diagram
type: Class
subclass of: chart
description: A network diagram consists of a set of vertices connected by edges.

block histogram
type: Class
subclass of: histogram
description: A block histogram contains an x-axis that is divided into bins which correspond to value ranges. Each item in the data set is drawn as a rectangular block, and the blocks are piled into the bins to show how many values in each range.

bubble chart
type: Class
subclass of: chart
description: A bubble chart contains circles whose area corresponds to a value.

stack graph
type: Class
subclass of: statistical graph
description: A stack graph is a statistical graph which presents multiple series in which the distance between one series and another indicates the relative contribution to the total for any x-value.

treemap
type: Class
subclass of: mereological chart
description: A treemap is a chart that fully partitions the area into a set of rectangles whose area represents its relative value.

word tree
type: Class
subclass of: textual chart
description: A word tree is a chart that links phrases with contexts through a tree-like branching structure.

textual chart
type: Class
subclass of: chart
description: A textual chart is a chart containing text.

tag cloud
type: Class
subclass of: textual chart
alternative: word cloud
description: A tag cloud is a visualization of word frequencies.

phrase net diagram
type: Class
subclass of: textual chart
description: A phrase net diagram illustrates the relationship between different words used in a text.

mereological chart
type: Class
subclass of: chart
description: A mereological chart is a chart that illustrates the parts in the context of the whole.

numeric label
type: Class
subclass of: label
description: A numeric label is a number used as a label.

start position
type: Class
subclass of: linear position
description: A start position is the proximal position of an object relative to an origin in a linear system.

interval
type: Class
subclass of: mathematical entity
description: An interval is a set of real numbers that includes all numbers between any two numbers in the set.

tree diagram
type: Class
subclass of: directed acyclic graph
description: A tree diagram is a hierarchical network diagram in which a root vertex is connected to one or more other vertices through a directed edge, which in turn may be connected to other vertices.

flowchart
type: Class
subclass of: chart
description: A flowchart is a diagram that represents an algorithm or process, showing the steps as boxes of various kinds, and their order by connecting these with arrows.

venn diagram
type: Class
subclass of: chart
description: A Venn diagram is a chart that illustrates all possible logical relations between a finite collection of sets as overlapping circles.

dendrogram
type: Class
subclass of: tree diagram
description: A dendrogram is a tree diagram used to illustrate the arrangement of the clusters produced by hierarchical clustering.

default parameter
type: Class
subclass of: parameter
description: A default parameter is a parameter which has a default value.

end position
type: Class
subclass of: linear position
alternative: stop position
description: An end position is the distal position of an object relative to an origin in a linear system.

standard operating procedure
type: Class
subclass of: experimental protocol
description: A standard operating procedure is a specification approved for use in specific environments.

syllable
type: Class
subclass of: verbal language entity
description: A syllable is a verbal entity of language having one vowel sound, with or without surrounding consonants, forming the whole or a part of a word.

consonant
type: Class
subclass of: verbal language entity
description: A consonant is a verbal entity of language that is articulated with complete or partial closure of the vocal tract.

vowel
type: Class
subclass of: verbal language entity
description: A vowel is a verbal entity of language that is pronounced with an open vocal tract so that there is no build-up of air pressure at any point above the glottis.

sign language
type: Class
subclass of: language
description: A sign language (also signed language) is a language that involves manual communication and body language to convey meaning. This can involve simultaneously combining hand shapes, orientation and movement of the hands, arms or body, and facial expressions to fluidly express a speaker's thoughts.

verbal language
type: Class
subclass of: language
description: A verbal language is a language that uses sounds to communicate.

written language
type: Class
subclass of: language
description: written language is a language that is communicated through a writing system.

gene-disease association
type: Class
subclass of: association
description: A gene-disease association is an association between a gene and a disease.

chemical-disease association
type: Class
subclass of: association
description: A chemical-disease association is an association between a chemical and a disease.

diagnostic opinion
type: Class
subclass of: opinion
description: A diagnostic opinion is an opinion resulting from a medical diagnostic procedure.

opinion
type: Class
subclass of: belief
description: An opinion is a belief that is the result of emotion or interpretation of facts.

age
type: Class
subclass of: dimensional quantity
description: age is the length of time that a person has lived or a thing has existed.

ethnic group
type: Class
subclass of: human population
description: An ethnic group is a group of people whose members identify with each other through a common heritage, consisting of a common culture, including a shared language or dialect.

syndrome
type: Class
subclass of: description
description: A syndrome is composed of a set of several clinically recognizable features, signs (observed by someone other than the patient), symptoms (reported by the patient), phenomena or characteristics that often occur together.

ratio
type: Class
subclass of: dimensionless quantity
description: A ratio is a relationship between two numbers of the same kind expressed arithmetically as a dimensionless quotient of the two which explicitly indicates how many times the first number contains the second.

dose
type: Class
subclass of: dimensional quantity
description: A dose is the quantity of a chemical substance administered to a biological system.

effective dose
type: Class
subclass of: dose
description: effective dose is the amount of a substance required to produce an effect on a predefined percentage of a population.

expected value
type: Class
subclass of: probability measure
description: An expected value (or e-value) is the weighted average of all possible values that a random variable can take on.

prognosis
type: Class
subclass of: proposition
description: A prognosis is a proposition about the likely course of a disease, the chance of recovery or recurrence.

report
type: Class
subclass of: document
description: A report is a textual document made that present focused, salient content to a specific audience.

medical health record
type: Class
subclass of: record
description: A medical health record is a record of a single patient's medical history.

medical report
type: Class
subclass of: report
description: A medical report is a report prepared by a health care practioner about test outcomes or health status of an individual.

peer reviewed article
type: Class
subclass of: article
description: A peer reviewed article is an article that has undergone peer-review and deemed acceptable for publication.

major version number
type: Class
subclass of: software version label
description: A major version number is a version of a software that exhibits a significant change in functionalilty from a prior version.

minor version number
type: Class
subclass of: software version label
description: A minor version number is a version of a software that exhibits minor features or significant fix from a prior version.

revision number
type: Class
subclass of: software version label
description: A revision number is a version of a software in which bugs have been fixed from a prior version.

morpheme
type: Class
subclass of: language entity
description: A morpheme is the smallest semantically meaningful unit in a language.

study design
type: Class
subclass of: experimental protocol
alternative: study protocol
description: A study design is a protocol for the proper execution of a study which normally requires a carefullly crafted research question or hypothesis and at least one variable under observation and observed values for that variable.

recipe
type: Class
subclass of: action specification
description: A recipe is a set of instructions that describe how to prepare or make something.

experimental protocol
type: Class
subclass of: action specification
description: An experimental protocol is an action specification with respect to the design and implementation of experiments. In addition to providing a detailed set of procedures and lists of required equipment and instruments, experimental protocols often include information on safety precautions, the calculation of results and reporting standards, including statistical analysis and rules for predefining and documenting excluded data to avoid bias.

reason
type: Class
subclass of: justification
description: A reason is a justification that specifies the motive for an action or a determination.

character position
type: Class
subclass of: ordinal position
alternative: character offset
description: The ordinal position of a character in a sequence of characters.

word start position
type: Class
subclass of: text span start position
description: The position of the first character in a word as an offset from the first character of the text in which it is found.

word end position
type: Class
subclass of: text span end position
description: word end position is the position of the last character in a word as an offset from the first character of the text in which it is found.

population
type: Class
subclass of: collective
description: A population is all the organisms that both belong to the same group or species and live in the same geographical area.

human population
type: Class
subclass of: population
description: A human population refers to a collection of human beings.

family
type: Class
subclass of: collective
description: A group of people affiliated by consanguinity, affinity, or co-residence.

community
type: Class
subclass of: collective
description: A community is a sizeable social unit that shares common values.

speculation
type: Class
subclass of: opinion
description: speculation is an opinion based on incomplete evidence.

control group
type: Class
subclass of: study group
description: A control group is a group of individuals that are not subject to an intervention of interest, but rather serve as a baseline to compare the outcomes in the intervention group.

intervention group
type: Class
subclass of: study group
description: An intervention group is a group of individuals that are subject to an intervention.

control variable
type: Class
subclass of: variable
alternative: controlled variable
alternative: extraneous variable
description: A control variable that is believed to alter the dependent or independent variables, but may not actually be the focus of the experiment. So that variable will be kept constant or monitored to try to minimise its effect on the experiment.

text span start position
type: Class
subclass of: start position
description: text span start position is the position (offset) of the first character of a text span in relation the text it is from.

text span end position
type: Class
subclass of: end position
description: text span end position is the position (offset) of the last character of a text span in relation the text it is from.

text span
type: Class
subclass of: textual entity
alternative: selector
description: A text span is a subset of contiguous sequence of characters of a textual entity.

t-statistic
type: Class
subclass of: ratio
description: A t-statistic is a ratio of the departure of an estimated parameter from its notional value and its standard error.

microarray probe set identifier
type: Class
subclass of: molecular identifier
description: A microarray probe set identifier is an identifier for a set of probe pairs selected to represent expressed sequences on an array.

gene expression value
type: Class
subclass of: dimensional quantity
description: A gene expression value is a measured value obtained from a gene expression experiment.

differential gene expression ratio
type: Class
subclass of: ratio
description: A differential gene expression ratio is the ratio of gene expression values from a test sample compared to a control sample.

genotype
type: Class
subclass of: functional specification
description: A genotype is a functional specification of a biological entity in terms of its genetic composition (or lack thereof).

vocabulary
type: Class
subclass of: functional specification
subclass of: formal specification
description: A vocabulary is a collection of terms.

t-statistic based increased differential gene expression
type: Class
subclass of: differential gene expression ratio
description: A t-statistic based increased differential gene expression is a differential gene expression ratio in which the t-statistic is greater than zero.

t-statistic based decreased differential gene expression
type: Class
subclass of: differential gene expression ratio
description: A t-statistic based decreased differential gene expression is a differential gene expression ratio in which the t-statistic is less than zero.

date of database submission
type: Class
subclass of: time instant
description: A date of database submission refers to the moment in time in which some information was submitted/received to a database system.

concentration
type: Class
subclass of: 3D extent quantity
description: concentration is the amount of substance per unit volume of a solution

pH
type: Class
subclass of: dimensionless quantity
description: pH is a measure of the activity of the (solvated) hydrogen ion.
comment: pH is defined as the decimal logarithm of the reciprocal of the hydrogen ion activity, aH+, in a solution.

electronic structure
type: Class
subclass of: chemical structure
alternative: electronic configuration
description: electronic structure is the electron configuration is the distribution of electrons of an atom or molecule (or other physical structure) in atomic or molecular orbitals.
example: the electron configuration of the neon atom is 1s2 2s2 2p6.

crystal structure
type: Class
subclass of: molecular structure
description: A crystal structure is the arrangement of atoms or molecules in a crystalline liquid or solid.

pathway
type: Class
subclass of: action specification
alternative: biological pathway
description: A pathway is an effective specification that outlines a set of actions that forms a way to achieve an objective.

centrality measure
type: Class
subclass of: quantity
description: A central tendency measure is a central value or a typical value for a probability distribution.

mean
type: Class
subclass of: centrality measure
alternative: arithmeritic mean
alternative: average
description: A mean is the central tendency of a collection of numbers taken as the sum of the numbers divided by the size of the collection.

median
type: Class
subclass of: centrality measure
description: A median is the numerical value separating the higher half of a sample, a population, or a probability distribution, from the lower half.

mode
type: Class
subclass of: centrality measure
description: A mode is the value that appears most often in a set of data.

sum
type: Class
subclass of: quantity
description: A sum is the result of adding a set of values together.

minimal value
type: Class
subclass of: quantity
alternative: min
description: A minimal value is smallest value of an attribute for the entities in the defined set.

maximal value
type: Class
subclass of: quantity
alternative: max
description: A maximal value is largest value of an attribute for the entities in the defined set.

member count
type: Class
subclass of: count
description: A count of the instances of a class or members in a collection.

union
type: Class
subclass of: list
disjoint with: intersection
description: A union is a list of all of the values of an attribute for the entities in the defined set.

intersection
type: Class
subclass of: list
description: An intersection is a list of only the values of an attribute for the entities in the defined set where all entities have that value.

sequence
type: Class
subclass of: list
alternative: ordered list
description: A sequence is an ordered list of entities. Like a set, it contains members (also called elements, or terms).
example: For example, (M, A, R, Y) is a sequence of letters that differs from (A, R, M, Y), as the ordering matters, and (1, 1, 2, 3, 5, 8), which contains the number 1 at two different positions, is a valid sequence.

gene-disease association linked with causal mutation
type: Class
subclass of: gene-disease association linked with genetic variation
description: A gene-variant disease association in which a mutation in the gene/protein results in the development or maintenance of the disease.

therapeutic gene-disease association
type: Class
subclass of: gene-disease association
alternative: gene-disease association arising from a therapeutic role of the gene/protein
description: A gene disease association in which the gene is a therapeutic marker for the disease.

gene-disease biomarker association
type: Class
subclass of: gene-disease association
description: A gene-disease association in which the gene/protein is involved in the etiology or maintenance of the disease.

gene-disease association linked with genetic variation
type: Class
subclass of: gene-disease association linked with genomic alterations
alternative: gene variant-disease association
description: A gene-disease association in which a sequence variation (a mutation, a SNP) is associated with the disease.

gene-disease association linked with altered gene expression
type: Class
subclass of: gene-disease biomarker association
description: A gene-disease association in which the disease phenotype is associated with an altered expression of the gene.

gene-disease association linked with post-translational modification
type: Class
subclass of: gene-disease biomarker association
description: A gene-disease association in which the disease phenotype is associated with post-translational modifications in the protein product.
example: methylation or phosphorylation of protein product

number of objects produced
type: Class
subclass of: count
description: number of objects produced is a count of objects that were produced in some process.

number of objects consumed
type: Class
subclass of: count
description: number of objects consumed is a count of objects that were consumed in some process.

difference in number of objects produced
type: Class
subclass of: count
description: A difference in number of objects produced is a count of the number of objects produced with respect to a second variable (space, time, etc)

increase in number of objects produced
type: Class
subclass of: difference in number of objects produced
description: An increase in the number of objects produced is the positive value of a difference in number of objects produced.

decrease in number of objects produced
type: Class
subclass of: difference in number of objects produced
description: An decrease in the number of objects produced is the negative value of a difference in number of objects produced.

user account
type: Class
subclass of: computational entity
description: user account allows a user to authenticate to system services and be granted authorization to access them.

annotation
type: Class
subclass of: description
description: An annotation is a written explanatory or critical description, or other in-context information (e.g., pattern, motif, link), that has been associated with data or other types of information.

comment
type: Class
subclass of: proposition
description: A comment is a verbal or written remark often related to an added piece of information, or an observation or statement.

audio recording
type: Class
subclass of: media
description: An audio recording is an electrical or mechanical inscription and re-creation of sound waves, such as spoken voice, singing, instrumental music, or sound effects.

issue
type: Class
subclass of: edited publication
description: An issue is a single instance of a periodically published journal, magazine, or newspaper.

slideshow
type: Class
subclass of: media
description: A slideshow is a visual presentation of information contained within a collection of slides.

database cross-reference
type: Class
subclass of: association
alternative: dbxref
description: A database cross-reference is an association between one data item and another.

exact cross-reference
type: Class
subclass of: database cross-reference
description: An exact cross-reference is a database cross-reference in which one entity is equivalent to the other based on all the entitie's attributes (minus the source).

statement
type: Class
subclass of: proposition
description: A statement is a proposition that is either (a) a meaningful declarative sentence that is either true or false, or (b) that which a true or false declarative sentence asserts.

slope
type: Class
subclass of: ratio
description: A slope or gradient of a line describes its steepness, incline, or grade. A higher slope value indicates a steeper incline. Slope is normally described by the ratio of the "rise" divided by the "run" between two points on a line.

software process identifier
type: Class
subclass of: informational entity identifier
description: A software process identifier is an identifier for a software process in some operating system.

database row
type: Class
subclass of: row
description: A database row is a row that is part of a database table.

SADI semantic web service
type: Class
subclass of: semantic web service
description: a SADI semantic web service is a semantic web service that follows the SADI specification
subset: sadi

semantic web service
type: Class
subclass of: web service
description: a semantic web service is a web service that provides a formal, machine understanble description of its functionality.

REST web service
type: Class
subclass of: web service
description: a REST web service is a web service that provides functionality according to the Representational State Transfer (REST) specification.

SOAP web service
type: Class
subclass of: web service
description: a SOAP web service is a web service that implements Simple Object Access Protocol (SOAP).

media
type: Class
subclass of: information content entity
description: media are audo/visual/audiovisual modes of communicating information for mass consumption.

history
type: Class
subclass of: description
description: history is a sequence of past events.

structural motif
type: Class
subclass of: pattern
description: A structural motif is a pattern in a structure formed by a spatial arrangement of objects (e.g. atoms).

catalog
type: Class
subclass of: collection
alternative: registry
description: A catalog is a systemic collection of items of the same type.

likelihood
type: Class
subclass of: quantity
description: Likelihood is the hypothetical probability that an event that has already occurred would yield a specific outcome.

log likelihood
type: Class
subclass of: likelihood
description: Log likelihood is the natural logarithm of the likelihood function

standard score
type: Class
subclass of: probability measure
alternative: z-value, z-score, normal score, standardadized variable.
description: A standard score is the (signed) number of standard deviations an observation or datum is above the mean.

interval
type: Class
subclass of: set
description: an interval is a set of real numbers with the property that any number that lies between two numbers in the set is also included in the set.
example: The set of all numbers x satisfying 0<=x<=1 is an interval which contains 0 and 1, as well as numbers between them.

open interval
type: Class
subclass of: left open interval
subclass of: right open interval
description: an open interval is an interval that does not include its endpoints.
example: (0,1) is an open interval that is greater than 0 and less than 1.

closed interval
type: Class
subclass of: right closed interval
subclass of: left closed interval
description: A closed interval is an interval that includes its endpoints, and is denoted with square brackets.
example: [0,1] is a closed interval that is greater than or equal to 0 and less than or equal to 1.

chemical-pathway association
type: Class
subclass of: association
alternative: drug-pathway association
description: a chemical-pathway association is an association between a chemical and a pathway.

left open interval
type: Class
subclass of: interval
description: a left open interval is an interval in which there is no element that is smaller than all other elements.

right open interval
type: Class
subclass of: interval
description: a right open interval is an interval in which there is no element that is greater than all other elements.

right closed interval
type: Class
subclass of: interval
description: a right closed interval is an interval in which there is a real number that is larger than all of its elements.

left closed interval
type: Class
subclass of: interval
description: a left closed interval is an interval in which there is a real number that is smaller than all its elements.

pharmacokinetic pathway
type: Class
subclass of: metabolic pathway
description: a pharmacokinetic pathway is a metabolic pathway which describes the metabolism of a drug molecule.

pharmacodynamic pathway
type: Class
subclass of: regulatory pathway
description: a pharmacodynamic pathay is a regulatory pathway in which a drug molecule regulates the activity of one or more components organized in a pathway.

chemical-gene association
type: Class
subclass of: association
description: a chemical-gene association is an association between a chemical and a gene.

set item
type: Class
subclass of: mathematical entity
description: set item is an item in a set.

collection item
type: Class
subclass of: set item
description: a collection item is an item in a collection.

list item
type: Class
subclass of: set item
description: a list item is an item in a list.

ordered list item
type: Class
subclass of: list item
description: an ordered list item is an item in an ordered list.

ovopub
type: Class
subclass of: computational entity
description: An ovopub is an information content entity that contains and links to one or more resources and/or statements, including those describing its provenance, and is itself a dereferenceable resource.
subset: ovopub+

collection ovopub
type: Class
subclass of: ovopub
disjoint with: assertion ovopub
description: A collection ovopub is an ovopub that contains and links to one or more assertion subgraphs and/or ovopubs, as well as statements describing its provenance. It is used to share a specific set of items or restrict a search to the resources contained therein.

assertion ovopub
type: Class
subclass of: ovopub
description: An assertion ovopub is an ovopub that contains and links to an assertion subgraph with one or more statements that may be true or false, as well as statements describing its provenance.

date of issue
type: Class
subclass of: time instant
description: the date at which an information content entity was made public.

author list
type: Class
subclass of: ordered list
description: an ordered list of authors.

ordered list
type: Class
subclass of: list
description: an ordered list is a list in which items are sequentially ordered.

middle name
type: Class
subclass of: name
description: a middle name is a name assigned to an individual that is not the first or last name.

middle initial
type: Class
subclass of: middle name
description: a middle initial is an abbreviated middle name.

telephone number
type: Class
subclass of: informational entity identifier
description: a telephone number is an identifier used to connect to a physical device capable of transfering voice or data over a network.

cellular phone number
type: Class
subclass of: telephone number
description: a cellular phone number is a number to connect to a mobile device

fax number
type: Class
subclass of: telephone number
description: a fax number is a number to connect to fax device

IP number
type: Class
subclass of: informational entity identifier
alternative: IP address
description: an IP number is an number to connect to a device on the internet.

email address
type: Class
subclass of: informational entity identifier
description: an email address is an identifier to send mail to particular electronic mailbox.

work phone number
type: Class
subclass of: telephone number
description: a work phone number is the number to connect to an phone at a place of work.

home phone number
type: Class
subclass of: telephone number
description: a home phone number is the number to connect to an phone at a place of residence.

protein expression value
type: Class
subclass of: dimensional quantity
description: A protein expression value is a quantity obtained from a protein expression experiment.

copy number variation
type: Class
subclass of: count
alternative: CNV
description: copy number variation refers to the number of deletions/duplications of a DNA region as compared to some reference state.

metadata
type: Class
subclass of: data item
description: metadata is data that provides information about data.

diagnosis
type: Class
subclass of: conclusion
description: A diagnosis is the result of a medical investigation to identify a disorder from its signs and symptoms.

directed acyclic graph
type: Class
subclass of: network diagram
alternative: dag
description: a directed acyclic graph or DAG is a network digram that contains directed edges in which nodes may have multiple parents, but there are no cycles.

arc
type: Class
subclass of: curve
description: an arc is a closed segment of a differentiable curve.

edge
type: Class
subclass of: line
description: an edge is a line connecting two graph vertices.

node
type: Class
subclass of: point
alternative: vertex
description: a node or vertex is a point in a graph.

epimer association
type: Class
subclass of: association

gene-disease association linked with modifying mutation
type: Class
subclass of: gene-disease association linked with genetic variation
description: A gene-disease association in which a gene mutation is known to modify the clinical presentation of the disease.

gene-disease association linked with susceptibility mutation
type: Class
subclass of: gene-disease association linked with genetic variation
description: A gene-disease association in which a germline mutation in the gene predisposes to the development of the disease, and it is necessary but not sufficient for the manifestation of the disease.

gene-disease association linked with germline causal mutation
type: Class
subclass of: gene-disease association linked with causal mutation
description: A gene-variant disease association in which a germline mutation in the gene/protein results in the development or maintenance of the disease, and it may be passed on to offspring.

gene-disease association linked with somatic causal mutation
type: Class
subclass of: gene-disease association linked with causal mutation
description: A gene-variant disease association in which a somatic mutation in the gene/protein results in the development or maintenance of the disease, and it may not be passed on to offspring.

gene-disease association linked with somatic modifying mutation
type: Class
subclass of: gene-disease association linked with modifying mutation
description: A gene-variant disease association in which a somatic mutation in the gene modifies the clinical presentation of the disease, and it may not be passed on to offspring.

gene-disease association linked with germline modifying mutation
type: Class
subclass of: gene-disease association linked with modifying mutation
description: A gene-variant disease association in which a germline mutation in the gene modifies the clinical presentation of the disease, and it may be passed on to offspring.

fusion gene-disease association
type: Class
subclass of: gene-disease association linked with genomic alterations
description: A gene-disease association in which the fusion between two different genes (promotor and/or other coding DNA regions) is associated with the disease.

gene-disease association linked with chromosomal rearrangement
type: Class
subclass of: gene-disease association linked with genomic alterations
description: A gene-disease association in which the gene is included in a chromosomal rearrangement associated with a particular manifestation of the disease.

gene-disease association linked with genomic alterations
type: Class
subclass of: gene-disease biomarker association
description: a gene-disease association that is linked with some genomic alteration

DisGeNET disease specificity
type: Class
subclass of: ratio
description: DisGeNET Disease specificity is a measure of disease coverage. It is calculated from the negative base 2 log of the ratio of number of diseases associated to the total number of diseases. The measure is described here: http://www.disgenet.org/web/DisGeNET/menu/dbinfo#specificity

DisGeNET Pleiotropy Index
type: Class
subclass of: ratio
description: The DisGeNET pleiotropy index is a measure of specificity as it pertains to classes of disease. The disease pleotropy index is computed from the ratio of the number of disease classes associated with an entity over the total number of disease classes multplied by 100. The measure is defined here: http://www.disgenet.org/web/DisGeNET/menu/dbinfo#pleiotropy

week
type: Class
subclass of: time interval
description: A week is a period of 7 consecutive days.

specific gravity
type: Class
subclass of: ratio
description: Specific gravity is the ratio of the density of a substance to the density of a reference substance; equivalently, it is the ratio of the mass of a substance to the mass of a reference substance for the same given volume.

rate of change
type: Class
subclass of: dimensional quantity
description: The amount of change accumulated per unit time.

frequency
type: Class
subclass of: rate of change
description: Frequency is the number of occurrences of a repeating event per unit time

speed
type: Class
subclass of: rate of change
description: Speed is the rate of change of an object's position.

velocity
type: Class
subclass of: speed
description: The rate of change of an object's position and the direction of that change

slide
type: Class
subclass of: media
description: A slide is an visual representation meant to communicate some information.

statute
type: Class
subclass of: legal document
description: A statute is a formal written enactment of a legislative authority that governs a state, city or country.

legislation
type: Class
subclass of: legal document
description: A legal document proposing or enacting a law or a group of laws.

legal document
type: Class
subclass of: document
description: A legal document is a formally executed written document that can be formally attributed to its author, records and formally expresses a legally enforceable act, process, or contractual duty, obligation, or right, and therefore evidences that act, process, or agreement.

brief
type: Class
subclass of: legal document
description: A brief is a written legal document used in various legal adversarial systems that is presented to a court arguing why one party to a particular case should prevail.

book section
type: Class
subclass of: document section

bill
type: Class
subclass of: legal document
description: A bill is proposed legislation under consideration by a legislature.

versioned dataset
type: Class
subclass of: dataset
description: a versioned dataset is a dataset with a particular release date or release number.

protein family
type: Class
subclass of: collection
description: a protein family is a collection of proteins that share a common evolutionary origin, reflected by their related function and similarity in composition or structure.

unigene cluster
type: Class
subclass of: collection
description: a unigene cluster is a collection of transcripts (ESTs and mRNAs) that map to a particular genomic region.
alternative: cluster of transcripts

gene symbol
type: Class
subclass of: scientific name
description: a gene symbol is a short name assigned to a gene.

statement of consequence
type: Class
subclass of: statement
description: a statement of consequence is a statement concerning the result or effect of an action or condition.

notation
type: Class
subclass of: specification
description: a notation is a series or system of written symbols used to represent numbers, amounts, or elements.

chemical notation
type: Class
subclass of: notation
description: a notation to describe a chemical entity

InCHI notation
type: Class
subclass of: chemical notation

sequence variation notation
type: Class
subclass of: notation

hgvs notation
type: Class
subclass of: sequence variation notation
description: The HGVS (human genome variation society) notation is a notation to specify a sequence variation in dna, rna, proteins, and other biomolecules.

ontology
type: Class
subclass of: formal specification
description: an ontology is a formal specification of entities, their attributes and relationships.

evidence
type: Class
subclass of: proposition
description: evidence is the body of facts or information indicating whether a belief or proposition is true or valid.

terminology
type: Class
subclass of: vocabulary
description: A terminology is a set of terms used for a specified application.

density
type: Class
subclass of: 3D extent quantity
description: Density (volumetric mass density) is the quantity of mass per unit volume of a substance.

surface area
type: Class
subclass of: area
description: The surface area of a is a measure of the total area that the surface of the object occupies.

aspect ratio
type: Class
subclass of: ratio
description: The aspect ratio of a geometric shape is the ratio of its sizes in different dimensions.

percentage
type: Class
subclass of: ratio
description: A percentage is a number that is a ratio expressed as a fraction of 100. It is denoted using the percent sign "%".

quantile
type: Class
subclass of: dimensionless quantity
description: A quantile is a quantity that divides the range of a probability distribution into continuous intervals with equal probabilities, or dividing the observations in a sample in the same way.

percentile
type: Class
subclass of: quantile
description: A percentile (or a centile) is a quantile that divides the given probability distribution, or sample, into 100 equal-sized intervals.

replicate
type: Class
subclass of: collection item
description: a replicate is an object that is a facsimile, reproduction, or copy of another item.

a collection of replicates
type: Class
subclass of: collection
alternative: replicates
description: a collection of replicates is a collection composed of items that are a facsimile, reproduction, or copy of other items in the collection.

duplicate
type: Class
subclass of: collection item
description: a duplicate is an object that is an exact copy of another item

a collection of duplicates
type: Class
subclass of: collection
alternative: duplicates
description: a collection of duplicates is a collection composed of items that are an exact copy of other items in the collection.

tensor
type: Class
subclass of: mathematical entity
description: a tensor is a n-dimensional array.

vector
type: Class
subclass of: rank nonzero tensor
alternative: rank 1 tensor
description: a vector is a rank 1 tensor that is described by n-dimension of scalars.

scalar
type: Class
subclass of: tensor
alternative: rank 0 tensor
description: a scalar is a rank 0 tensor and is an element of a field that is used to define a vector space.

vector space
type: Class
subclass of: mathematical entity
description: a vector space is a set of vectors.

matrix
type: Class
subclass of: rank nonzero tensor
alternative: rank 2 tensor
description: a matrix is a rank 2 tensor. It is represented as a rectangular array or table of numbers, symbols, or expressions arranged in rows and columns.

rank nonzero tensor
type: Class
subclass of: tensor
description: a rank nonzero tensor is a tensor with a rank greater than zero.

chemical-chemical association
type: Class
subclass of: association
description: A chemical-chemical association is an association between two chemical entities.

disease-disease association
type: Class
subclass of: association
comment: A disease-disease association is an association between two diseases.

gene-gene association
type: Class
subclass of: association
comment: A gene-gene association is an association between two genes.

protein-protein association
type: Class
subclass of: association
comment: A protein-protein association is an association between two proteins.

protein-disease association
type: Class
subclass of: association
comment: A protein-disease association is an association between a protein and a disease.

chemical-protein association
type: Class
subclass of: association
comment: A chemical-protein association is an association between a chemical and a protein.

imaginary number
type: Class
subclass of: complex number
disjoint with: real number
description: An imaginary number is a complex number whose real part is zero e.g. 0 + bi, and is expressed as a multiple of the square root of -1.
example: 5i is an imaginary number, and its square is -25.

real number
type: Class
subclass of: complex number
description: a real number is a complex number whose imaginary part is zero, e.g. a + 0i.

complex number
type: Class
subclass of: number
description: a complex number is an element of a number system that extends the real numbers with an imaginary unit i. Every complex number can be expressed in the form a + bi, where a and b are real numbers.

biological data
type: Class
subclass of: scientific data
description: biological data is scientific data relevant to biology.

genetic data
type: Class
subclass of: biological data
description: genetic data is data pertaining to genetics.

PDB chain identifier
type: Class
subclass of: molecular identifier
description: A PDB chain identifier is a alphabetical label to identify a molecule in a structure provided by the Protein DataBank .

PDB record identifier
type: Class
subclass of: record identifier
description: A PDB record identifier is an identifier for a PDB generated record.

evolutionary lineage
type: Class
subclass of: history
description: evolutionary lineage is a sequence of species, that form a line of descent, each new species the direct result of speciation from an immediate ancestral species.

family history
type: Class
subclass of: history
description: family history is the systematic narrative and research of past events relating to a specific family, or specific families.

generation number
type: Class
subclass of: count
description: generation number is a count of the number of biological reproduction events elapsed from some starting reference point.

bioinformatic data
type: Class
subclass of: biological data
description: bioinformatic data is data genereated or used for computer-based investigations of biological phenomena.

sequence alignment
type: Class
subclass of: collection
description: A sequence alignment is the character-based alignment of sequences using some method.

multiple sequence alignment
type: Class
subclass of: sequence alignment
description: A multiple sequence alignment is a sequence alignment involving more than two sequences.

pairwise sequence alignment
type: Class
subclass of: sequence alignment
description: A pairwise sequence alignment is the alignment of exactly 2 sequences.

medical data
type: Class
subclass of: biological data
description: medical data is data of interest to medicine.

drug regulatory authority
type: Class
subclass of: regulatory authority
description: A drug regulatory authority is a regulatory authority which acts to control what substances may be used to treat individuals.

biochemical pathway
type: Class
subclass of: chemical reaction pathway
description: A biochemical pathway specifies a series of biochemical modifications and transformations towards achieving some biological outcome.

chemical reaction pathway
type: Class
subclass of: pathway
description: A chemical reaction pathway specifies a series of chemical reactions towards producing some chemical product.

chemical synthesis pathway
type: Class
subclass of: chemical reaction pathway
description: A chemical synthesis pathway is a pathway involved in the assembly of a chemical.

chemical degradation pathway
type: Class
subclass of: chemical reaction pathway
description: A chemical degradation pathway is a pathway involved in the disassembly of a chemical.

sequence profile
type: Class
subclass of: pattern
description: A sequence profile is provides the preference for a character at each position of an abstracted sequence.

metabolic pathway
type: Class
subclass of: biochemical pathway
disjoint with: regulatory pathway
description: A metabolic pathway is a series of biochemical reactions that begins with one or more substrates and ends with one or more products.

regulatory pathway
type: Class
subclass of: biochemical pathway
description: A regulatory pathway is a series of biochemical reactions that lead to the increase or decrease of activity of participating molecular components.

medical history
type: Class
subclass of: history
description: A medical history is a record of the events of a recipient of medical care.

molecular structure file
type: Class
subclass of: file
description: A molecular structure file is a file that contains a description of molecular structure.

chemical data
type: Class
subclass of: scientific data
description: A chemical datum is a scientific data item which conforms to some specification, either for how it is calculated or for how it is measured, and is commonly used in the domain of chemistry to name and differentiate different numeric properties (both calculated and measured) which are about chemical entities.

PDB file
type: Class
subclass of: molecular structure file
description: A PDB file is a molecular structure file specified by the Protein DataBank (PDB).

collection of 3d molecular structure models
type: Class
subclass of: collection
description: A collection of 3D molecular structure models is just that.

sio.owl
version info: sio-subset-ice.owl
version IRI: sio-subset-ice.owl