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Soergel, D.: Indexing and retrieval performance : the logical evidence (1994)
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- Journal of the American Society for Information Science. 45(1994) no.8, S.589-599
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Tseng, Y.-H.: Keyword extraction techniques and relevance feedback (1997)
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- Bulletin of the Library Association of China. 1997, no.59, Dec., S.59-64
-
Taghva, K.; Borsack, J.; Nartker, T.; Condit, A.: ¬The role of manually-assigned keywords in query expansion (2004)
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- Information processing and management. 40(2004) no.3, S.441-458
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Boll, J.J.: DDC classification rules : an outline history and comparison of two sets of rules (1988)
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- Cataloging and classification quarterly. 8(1988) no.2, S.49-70
-
Larson, R.R.: Experiments in automatic Library of Congress Classification (1992)
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- Journal of the American Society for Information Science. 43(1992), S.130-148
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Bellamy, L.M.; Bickham, L.: Thesaurus development for subject cataloging (1989)
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- Special libraries. 80(1989), S.9-15
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Kautto, V.: Classing and indexing : a comparative time study (1992)
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- International classification. 19(1992) no.4, S.205-209
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Harter, S.P.; Cheng, Y.-R.: Colinked descriptors : improving vocabulary selection for end-user searching (1996)
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- Journal of the American Society for Information Science. 47(1996) no.4, S.311-325
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Braam, R.R.; Bruil, J.: Quality of indexing information : authors' views on indexing of their articles in chemical abstracts online CA-file (1992)
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- Journal of information science. 18(1992) no.5, S.399-408
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Iivonen, M.; Kivimäki, K.: Common entities and missing properties : similarities and differences in the indexing of concepts (1998)
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- Knowledge organization. 25(1998) no.3, S.90-102
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Hudon, M.: Conceptual compatibility in controlled language tools used to index and access the content of moving image collections (2004)
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- S.221-226
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Losee, R.: ¬A performance model of the length and number of subject headings and index phrases (2004)
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Rodriguez Bravo, B.: ¬The visibility of women in indexing languages (2006)
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- S.413-422
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Westerman, S.J.; Cribbin, T.; Collins, J.: Human assessments of document similarity (2010)
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- Journal of the American Society for Information Science and Technology. 61(2010) no.8, S.1535-1542
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Bodoff, D.; Richter-Levin, Y.: Viewpoints in indexing term assignment (2020)
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- Journal of the Association for Information Science and Technology. 71(2020) no.4, S.450-461
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Shoham, S.; Kedar, R.: ¬The subject cataloging of monographs with the use of keywords (2001)
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- Cataloging and classification quarterly. 33(2001) no.2, S.29-54
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Rowley, J.: ¬The controlled versus natural indexing languages debate revisited : a perspective on information retrieval practice and research (1994)
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Keen, E.M.: Designing and testing an interactive ranked retrieval system for professional searchers (1994)
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Huffman, G.D.; Vital, D.A.; Bivins, R.G.: Generating indices with lexical association methods : term uniqueness (1990)
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Ellis, D.; Furner, J.; Willett, P.: On the creation of hypertext links in full-text documents : measurement of retrieval effectiveness (1996)
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