Classification is a process related to
categorization
Categorization is the ability and activity of recognizing shared features or similarities between the elements of the experience of the world (such as objects, events, or ideas), organizing and classifying experience by associating them to a ...
, the process in which ideas and objects are recognized, differentiated and understood.
Classification is the grouping of related facts into classes.
It may also refer to:
Business, organizations, and economics
* Classification of customers, for marketing (as in
Master data management
Master data management (MDM) is a technology-enabled discipline in which business and information technology work together to ensure the uniformity, accuracy, stewardship, semantic consistency and accountability of the enterprise's official shared ...
) or for profitability (e.g. by
Activity-based costing)
*
Classified information
Classified information is material that a government body deems to be sensitive information that must be protected. Access is restricted by law or regulation to particular groups of people with the necessary security clearance and need to kn ...
, as in legal or government documentation
* Job classification, as in
job analysis
*
Standard Industrial Classification, economic activities
Mathematics
*
Attribute-value system, a basic knowledge representation framework
*
Classification theorems in mathematics
*
Mathematical classification, grouping mathematical objects based on a property that all those objects share
*
Statistical classification, identifying to which of a set of categories a new observation belongs, on the basis of a training set of data
Media
*
Classification (literature), a figure of speech linking a proper noun to a common noun using ''the'' or other articles
*
Decimal classification, decimal classification systems
*
Document classification, a problem in library science, information science and computer science
**
Classified information
Classified information is material that a government body deems to be sensitive information that must be protected. Access is restricted by law or regulation to particular groups of people with the necessary security clearance and need to kn ...
, sensitive information to which access is restricted by law or regulation to particular classes of people
**
Library classification, a system of coding, assorting and organizing library materials according to their subject
*
Image classification
Computer vision is an interdisciplinary scientific field that deals with how computers can gain high-level understanding from digital images or videos. From the perspective of engineering, it seeks to understand and automate tasks that the huma ...
in computer vision
*
Motion picture rating system, for film classification
Science
*
Scientific classification (disambiguation) Scientific classification is a practice and science of categorization.
Scientific classification may also refer to:
* Chemical classification
* Mathematical classification, construction of subsets into a set
* Statistical classification, the math ...
**
Biological classification
In biology, taxonomy () is the scientific study of naming, defining ( circumscribing) and classifying groups of biological organisms based on shared characteristics. Organisms are grouped into taxa (singular: taxon) and these groups are give ...
of organisms
**
Chemical classification
**
Medical classification, the process of transforming descriptions of medical diagnoses and procedures into universal medical code numbers
**
Taxonomic classification, also known as classification of species
***
Cladistics
Cladistics (; ) is an approach to biological classification in which organisms are categorized in groups (" clades") based on hypotheses of most recent common ancestry. The evidence for hypothesized relationships is typically shared derived cha ...
, an approach using similarities
Organizations involved in classification
*
International Society for Knowledge Organization
Other uses
* An industrial
process such as
mechanical screening for sorting materials by size, shape, and density, etc.
*
Civil service
The civil service is a collective term for a sector of government composed mainly of career civil servants hired on professional merit rather than appointed or elected, whose institutional tenure typically survives transitions of political leaders ...
classification, personnel grades in government
*
Classification of swords
*
Classification of wine
*
Classification society, a non-governmental organization that establishes and maintains technical standards for the construction and operation of ships and offshore structures
*
Locomotive classification
*
Product classification
*
Security classification
Classified information is material that a government body deems to be sensitive information that must be protected. Access is restricted by law or regulation to particular groups of people with the necessary security clearance and need to know, ...
, information to which access is restricted by law or regulation
See also
*
Class (disambiguation)
Class or The Class may refer to:
Common uses not otherwise categorized
* Class (biology), a taxonomic rank
* Class (knowledge representation), a collection of individuals or objects
* Class (philosophy), an analytical concept used differently ...
*
Classified (disambiguation)
Classified may refer to:
General
*Classified information, material that a government body deems to be sensitive
*Classified advertising or "classifieds"
Music
*Classified (rapper) (born 1977), Canadian rapper
* The Classified, a 1980s American ro ...
*
Classifier (disambiguation)
Classifier may refer to:
*Classifier (linguistics), or ''measure word'', especially in East Asian languages
**Classifier handshape, in sign languages
*Classifier (UML), in software engineering
* Classification rule, in statistical classification, e ...
*
Data classification (disambiguation) Data classification may refer to:
* Data classification (data management)
* Data classification (business intelligence)
* Classification (machine learning), classification of data using machine learning algorithms
* Assigning a level of sensitivi ...
*
Order
Order, ORDER or Orders may refer to:
* Categorization, the process in which ideas and objects are recognized, differentiated, and understood
* Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of ...
*
Taxonomy
Taxonomy is the practice and science of categorization or classification.
A taxonomy (or taxonomical classification) is a scheme of classification, especially a hierarchical classification, in which things are organized into groups or types. ...
External links
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{{Set index article
Former disambiguation pages converted to set index articles