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» UCLA-Okapi at TREC-2: Query Expansion Experiments
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57
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TREC
1993
14 years 11 months ago
UCLA-Okapi at TREC-2: Query Expansion Experiments
Efthimis N. Efthimiadis, Paul V. Biron
87
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SIGKDD
2010
146views more  SIGKDD 2010»
14 years 4 months ago
Latent semantic indexing (LSI) fails for TREC collections
The aim of latent semantic indexing (LSI) is to uncover the relationships between terms, hidden concepts, and documents. LSI uses the matrix factorization technique known as singu...
Avinash Atreya, Charles Elkan