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author_ss:"Rijsbergen, C.J. van"
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theme_ss:"Retrievalalgorithmen"
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theme_ss:"Semantisches Umfeld in Indexierung u. Retrieval"
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- rswk_00%3a%22Unternehmen %2f Computerunterst%c3%betete kommunikation %2f web log %2f schutz %28GBV%29%22 1
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Smeaton, A.F.; Rijsbergen, C.J. van: ¬The retrieval effects of query expansion on a feedback document retrieval system (1983)
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- Date
- 30. 3.2001 13:32:22