Apache Lucene 4.

Binary codes capable of correcting deletions, insertions and reversals

V.I. Levenshtein · Soviet physics. Doklady · 1965 · 10.4K citations

Computing, Computer Science, Algorithms +10

Okapi at TREC

Stephen Robertson, Steve Walker, Susan Jones et al. · Text REtrieval Conference · 1994 · 2.2K citations

Computing, Computer Science, Computational Linguistics +16

A Study of Smoothing Methods for Language Models Applied to Ad Hoc Information Retrieval

ChengXiang Zhai, John Lafferty · ACM SIGIR Forum · 2017 · 1.6K citations

Computing, Computer Science, Computational Linguistics +10

Extended Boolean information retrieval

Gerard Salton, Edward A. Fox, Harry Wu · Communications of the ACM · 1983 · 1K citations · Full text

Computing, Information Systems, Data Mining +7

Probabilistic models of information retrieval based on measuring the divergence from randomness

Cornelis J. van Rijsbergen · ACM Transactions on Information Systems · 2002 · 883 citations

Computing, Computer Science, Computational Linguistics +15