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Schatz, B.R.; Johnson, E.H.; Cochrane, P.A.; Chen, H.: Interactive term suggestion for users of digital libraries : using thesauri and co-occurrence lists for information retrieval (1996)
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Robertson, S.E.; Walker, S.; Hancock-Beaulieu, M.M.: Large test collection experiments of an operational, interactive system : OKAPI at TREC (1995)
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- Information processing and management. 31(1995) no.3, S.345-360
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Hancock-Beaulieu, M.; Walker, S.: ¬An evaluation of automatic query expansion in an online library catalogue (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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- Interacting with computers. 10(1998) no.3, S.237-248
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Beaulieu, M.; Payne, A.; Do, T.; Jones, S.: ENQUIRE Okapi project (1996)
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Robertson, S.E.: On term selection for query expansion (1990)
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Harman, D.: Automatic indexing (1994)
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Srinivasan, P.: Query expansion and MEDLINE (1996)
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Efthimiadis, E.N.: Query expansion (1996)
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Jarvelin, K.: ¬A deductive data model for thesaurus navigation and query expansion (1996)
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- 69 S
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Ekmekcioglu, F.C.; Robertson, A.M.; Willett, P.: Effectiveness of query expansion in ranked-output document retrieval systems (1992)
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Zarri, G.P.: Utilisation de structures conceptuelles complexes pour représenter le "contenu sémantique" de textes narratifs (1999)
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Robertson, A.M.; Willett, P.: Applications of n-grams in textual information systems (1998)
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Gödert, W.: Inhaltliche Dokumenterschließung, Information Retrieval und Navigation in Informationsräumen (1995)
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Rudolph, S.; Hemmje, M.: Visualisierung von Thesauri zur interaktiven Unterstüzung von visuellen Anfragen an Textdatenbanken (1994)
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- 91 S
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Hancock-Beaulieu, M.; Fieldhouse, M.; Do, T.: ¬An evaluation of interactive query expansion in an online library catalogue with a graphical user interface (1995)
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Shapiro, C.D.; Yan, P.-F.: Generous tools : thesauri in digital libraries (1996)
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Magennis, M.: Expert rule-based query expansion (1995)
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Hancock-Beaulieu, M.; Fieldhouse, M.; Do, T.: ¬A graphical interface for OKAPI : the design and evaluation of an online catalogue system with direct manipulation interaction for subject access (1994)
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- 70 S
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Robertson, S.E.: OKAPI at TREC-3 (1995)
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