Classification
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Look up classification, classifications, classifies, classify, or classifying in Wiktionary, the free dictionary.
Classification is a process related to categorization, the process in which ideas and objects are recognized, differentiated, and understood.
It may refer to:
Mathematics
- Statistical classification, identifying to which of a set of categories a new observation belongs, on the basis of a training set of data
- Mathematical classification, a collection of sets which can be unambiguously defined by a property that all its members share
- Classification theorems in mathematics
- Attribute-value system, a basic knowledge representation framework
Media
- Document classification, a problem in library science, information science and computer science
- Library classification, system of coding, assorting and organizing library materials according to their subject
- Classified information, sensitive information to which access is restricted by law or regulation to particular classes of people
- Image classification in computer vision
- Motion picture rating system, for film classification
- Classification (literature), a figure of speech linking a proper noun to a common noun using the or other articles
Science
- Scientific classification (disambiguation)
- Chemical classification
- Taxonomic classification, also known as classification of species
- Cladistics, an approach using similarities
- Biological classification of organisms
- Medical classification, the process of transforming descriptions of medical diagnoses and procedures into universal medical code numbers
Business, organizations, and economics
- Classification of customers, for marketing (as in Master data management) or for profitability (e.g. by Activity-based costing)
- Standard Industrial Classification, economic activities
- Job classification, as in job analysis
- Classified Information, as in legal or government documentation
Other uses
- Civil service classification, personnel grades in government
- Classification society, a non-governmental organization that establishes and maintains technical standards for the construction and operation of ships and offshore structures
- Product classification
- Locomotive classification
- Classification of wine
- An industrial process such as mechanical screening for sorting materials by size, shape, and density, etc
- Classification of swords
- Security classification, information to which access is restricted by law or regulation
Organizations involved in classification
See also
- Class (disambiguation)
- Classified (disambiguation)
- Classifier (disambiguation)
- Data classification (disambiguation)
- Order
- Taxonomy (disambiguation)
External links
Media related to Classification at Wikimedia Commons