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Korean Mathematical Society JKMS

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J. Korean Math. Soc. 1999; 36(3): 609-619

Printed May 1, 1999

Copyright © The Korean Mathematical Society.

Latent semantic indexing and linear relevance feedback In text information retrieval theory

Kichoon Yang

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We give a mathematically rigorous description of the recently popular latent semantic indexing (LSI) method in text information retrieval theory. Also, a related problem of finding a document ranking function in linear relevance feedback is discussed.

Keywords: singular value decomposition, latent semantic indexing, information retrieval

MSC numbers: 94A15

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