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Voorhees, E.M.: Implementing agglomerative hierarchic clustering algorithms for use in document retrieval (1986)
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- Information processing and management. 22(1986) no.6, S.465-476
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Hlava, M.M.K.: Automatic indexing : comparing rule-based and statistics-based indexing systems (2005)
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- Information outlook. 9(2005) no.8, S.22-23
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Martins, A.L.; Souza, R.R.; Ribeiro de Mello, H.: ¬The use of noun phrases in information retrieval : proposing a mechanism for automatic classification (2014)
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- 5. 9.2014 11:31:12
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- Knowledge organization in the 21st century: between historical patterns and future prospects. Proceedings of the Thirteenth International ISKO Conference 19-22 May 2014, Kraków, Poland. Ed.: Wieslaw Babik
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Mesquita, L.A.P.; Souza, R.R.; Baracho Porto, R.M.A.: Noun phrases in automatic indexing: : a structural analysis of the distribution of relevant terms in doctoral theses (2014)
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- Knowledge organization in the 21st century: between historical patterns and future prospects. Proceedings of the Thirteenth International ISKO Conference 19-22 May 2014, Kraków, Poland. Ed.: Wieslaw Babik
-
Willett, P.: Recent trends in hierarchic document clustering : a critical review (1988)
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- Information processing and management. 24(1988) no.5, S.577-597
-
Garfield, E.; Sher, I.H.: KeyWords Plus: algorithmic derivative indexing (1993)
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- Journal of the American Society for Information Science. 44(1993) no.5, S.298-299
-
Sparck Jones, K.; Jackson, D.M.: ¬The use of automatically obtained keyword classification for information retrieval (1970)
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- Information storage and retrieval. 5(1970), S.175-201
-
Edmundson, H.P.; Wyllis, R.E.: Automatic abstracting and indexing : survey and recommendations (1961)
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- Communications of the Association for Computing Machinery. 4(1961) no.5, S.226-234
-
Biebricher, N.; Fuhr, N.; Lustig, G.; Schwantner, M.; Knorz, G.: ¬The automatic indexing system AIR/PHYS : from research to application (1988)
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- 16. 8.1998 12:51:22
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Kutschekmanesch, S.; Lutes, B.; Moelle, K.; Thiel, U.; Tzeras, K.: Automated multilingual indexing : a synthesis of rule-based and thesaurus-based methods (1998)
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- Information und Märkte: 50. Deutscher Dokumentartag 1998, Kongreß der Deutschen Gesellschaft für Dokumentation e.V. (DGD), Rheinische Friedrich-Wilhelms-Universität Bonn, 22.-24. September 1998. Hrsg. von Marlies Ockenfeld u. Gerhard J. Mantwill
-
Stankovic, R. et al.: Indexing of textual databases based on lexical resources : a case study for Serbian (2016)
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- 1. 2.2016 18:25:22
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Garfield, E.: KeyWords Plus takes you beyond title words (1990)
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- Current contents. No.33, 13.8.1990, S.5-9
-
Garfield, E.: KeyWords Plus : ISI's breakthrough retrieval method (1990)
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- Current contents. No.32, 6.8.1990, S.5-9
-
Tsujii, J.-I.: Automatic acquisition of semantic collocation from corpora (1995)
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- 31. 7.1996 9:22:19
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Riloff, E.: ¬An empirical study of automated dictionary construction for information extraction in three domains (1996)
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- 6. 3.1997 16:22:15
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- 5. 9.1996 21:13:24
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- Advanced technology libraries. 26(1997) no.5, S.2-3
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Hodges, P.R.: Keyword in title indexes : effectiveness of retrieval in computer searches (1983)
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- 14. 3.1996 13:22:21
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Bordoni, L.; Pazienza, M.T.: Documents automatic indexing in an environmental domain (1997)
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- International forum on information and documentation. 22(1997) no.1, S.17-28
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Wolfekuhler, M.R.; Punch, W.F.: Finding salient features for personal Web pages categories (1997)
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