-
Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998)
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- Date
- 1. 8.1996 22:08:06
- Source
- Computer networks and ISDN systems. 30(1998) nos.1/7, S.621-623
-
Khan, M.S.; Khor, S.: Enhanced Web document retrieval using automatic query expansion (2004)
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- Source
- Journal of the American Society for Information Science and technology. 55(2004) no.1, S.29-40
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Ziegler, C.: Deus ex Machina : Das Web soll lernen, sich und uns zu verstehen (2002)
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- Source
- c't. 2002, H.6, S.132-137
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Menczer, F.: Lexical and semantic clustering by Web links (2004)
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- Source
- Journal of the American Society for Information Science and Technology. 55(2004) no.14, S.1261-1269