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Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998)
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- 1. 8.1996 22:08:06
30. 3.2001 13:56:19
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Joss, M.W.; Wszola, S.: ¬The engines that can : text search and retrieval software, their strategies, and vendors (1996)
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Finding anything in the billion page Web : are algorithms the key? (1999)
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Grossman, D.A.; Frieder, O.: Information retrieval : algorithms and heuristics (1998)
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Ruthven, I.; Lalmas, M.: Selective relevance feedback using term characteristics (1999)
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Tenopir, C.: Online databases : natural language searching with WIN (1993)
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- Library journal. 118(1993) no.18, S.54-56
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Stanfill, C.: Parallel information retrieval algorithms (1992)
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Beaulieu, M.; Jones, S.: Interactive searching and interface issues in the Okapi best match probabilistic retrieval system (1998)
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Faloutsos, C.: Signature files (1992)
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Kelledy, F.; Smeaton, A.F.: Signature files and beyond (1996)
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- Information retrieval: new systems and current research. Proceedings of the 16th Research Colloquium of the British Computer Society Information Retrieval Specialist Group, Drymen, Scotland, 22-23 Mar 94. Ed.: R. Leon
-
Burgin, R.: ¬The retrieval effectiveness of 5 clustering algorithms as a function of indexing exhaustivity (1995)
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Efthimiadis, E.N.: User choices : a new yardstick for the evaluation of ranking algorithms for interactive query expansion (1995)
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