Search (4 results, page 1 of 1)

  • × author_ss:"Walker, S."
  • × theme_ss:"Semantisches Umfeld in Indexierung u. Retrieval"
  1. Walker, S.: Subject access in online catalogues (1991) 0.00 
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    Pages
    S.23-33
  2. Walker, S.; DeVere, R.: Improving subject retrieval in online catalogues : T.2: Relevance feedback and query expansion (1990) 0.00 
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  3. Robertson, S.E.; Walker, S.; Hancock-Beaulieu, M.M.: Large test collection experiments of an operational, interactive system : OKAPI at TREC (1995) 0.00 
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    Source
    Information processing and management. 31(1995) no.3, S.345-360
  4. Hancock-Beaulieu, M.; Walker, S.: ¬An evaluation of automatic query expansion in an online library catalogue (1992) 0.00 
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    Source
    Journal of documentation. 48(1992) no.4, S.406-421

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