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EntityQ13582682· pop 20· linked from 493 articles

classification

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Also known as classifying, categorization

Classification is the activity of assigning objects to some pre-existing classes or categories. This is distinct from the task of establishing the classes themselves (for example through cluster analysis). Examples include diagnostic tests, identifying spam emails and deciding whether to give someone a driving license.

Research

1,314,686 papers

via PubMed

~3 min read

Encyclopedic overview

5 sections
Contents
  • Binary vs multi-class classification
  • Evaluation of accuracy
  • See also
  • References
  • External links

Classification is the activity of assigning objects to some pre-existing classes or categories. This is distinct from the task of establishing the classes themselves (for example through cluster analysis). Examples include diagnostic tests, identifying spam emails and deciding whether to give someone a driving license.

As well as 'category', synonyms or near-synonyms for 'class' include 'type', 'species', 'forms', 'order', 'concept', 'taxon', 'group', 'identification' and 'division'.

Excerpted from Wikipedia’s “classification” article, available under the CC BY-SA 4.0 licence.