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TF-IDF

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EnglishEdit

EtymologyEdit

Abbreviation of "term frequency over inverse document frequency".

Alternative formsEdit

NounEdit

TF-IDF (uncountable)

  1. (information retrieval) A mathematical approximation to the importance of a particular word in a given piece of text.
    The relevance of a document to a given search query can be guessed using the TF-IDF of each word they have in common.

See alsoEdit