Construct · 1 fields · 1 citations

tf-idf: a standalone construct

One name. One construct. A landmark on the map.

● anchor · a standalone construct Nearest construct by meaning·not indexed
tf-idf1 CONSTRUCTTf-idf (Information)SPÄRCK JONES · INFORMATION

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Information retrieval

weighting a term by how often it appears in a document and how rare it is across the collection.

In information retrieval, tf-idf refers to weighting a term by how often it appears in a document and how rare it is across the collection. This meaning comes from Spärck Jones (1972) in Journal of Documentation.[1]

Unit
Recovery means
Measured by

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Nearby constructs

BM251 fields · 1 citationsanchor · a standalone constructdocument1 fields · 3 citationsanchor · a standalone constructinformation4 fields · 5 citationsjingle · one word, four constructs

References

  1. Spärck Jones, K. (1972). A Statistical Interpretation of Term Specificity and Its Application in Retrieval. Journal of Documentation, 28(1), 11-21. https://doi.org/10.1108/eb026526

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