TF-IDF

名词 n.
中文释义

英文释义

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

词形变化

tf-idf alternative TF*IDF alternative TF.IDF alternative TFIDF alternative

词源

Abbreviation of “term frequency over inverse document frequency”.
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