BM25-CTF: Improving TF and IDF factors in BM25 by using collection term frequencies

Jimenez, S; Cucerzan, SP; Gonzalez, FA; Gelbukh, A; Duenas, G

Jimenez, S (reprint author), Inst Caro & Cuervo, Calle 10 4-69, Bogota, DC, Colombia.

JOURNAL OF INTELLIGENT & FUZZY SYSTEMS, 2018; 34 (5): 2887

Abstract

In this paper, the use of collection term frequencies (i.e. the total number of occurrences of a term in a document collection) in the BM25 retrieval ......

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