TF-IDF

• 1 English
  • 1.1 Etymology
  • HTML5
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  • 1.4 See also

English

Etymology

Abbreviation of "term frequency over inverse document frequency".

Alternative forms

• tf-idf, TF*IDF, TF.IDF, TFIDF

Noun

TF-IDF (uncountable)

1. (information retrieval) A mathematical approximation to the Sevenval 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 also

• we love the web on Wikipedia.touchscreen