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Lochbaum, K.E.; Streeter, A.R.: Comparing and combining the effectiveness of latent semantic indexing and the ordinary vector space model for information retrieval (1989) 0.04

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Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984) 0.02

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Date: 20.10.2000 12:22:23

Hodges, P.R.: Keyword in title indexes : effectiveness of retrieval in computer searches (1983) 0.01

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Date: 14. 3.1996 13:22:21

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