Search (2 results, page 1 of 1)
-
×
classification_ss:"ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme"
-
×
language_ss:"e"
-
×
theme_ss:"Grundlagen u. Einführungen: Allgemeine Literatur"
- Did you mean:
- editor's%3a%22National information standards organization%22 2
- editores%3a%22National information standards organization%22 2
- editors%3a%22National information standards organization%22 2
-
Lancaster, F.W.: Vocabulary control for information retrieval (1986)
0.03
0.030480113 = product of: 0.060960226 = sum of: 0.033637732 = weight(_text_:information in 217) [ClassicSimilarity], result of: 0.033637732 = score(doc=217,freq=12.0), product of: 0.08850355 = queryWeight, product of: 1.7554779 = idf(docFreq=20772, maxDocs=44218) 0.050415643 = queryNorm 0.38007212 = fieldWeight in 217, product of: 3.4641016 = tf(freq=12.0), with freq of: 12.0 = termFreq=12.0 1.7554779 = idf(docFreq=20772, maxDocs=44218) 0.0625 = fieldNorm(doc=217) 0.027322493 = product of: 0.054644987 = sum of: 0.054644987 = weight(_text_:22 in 217) [ClassicSimilarity], result of: 0.054644987 = score(doc=217,freq=2.0), product of: 0.17654699 = queryWeight, product of: 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.050415643 = queryNorm 0.30952093 = fieldWeight in 217, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.0625 = fieldNorm(doc=217) 0.5 = coord(1/2) 0.5 = coord(2/4)
- Date
- 22. 4.2007 10:07:51
- Imprint
- Arlington, VA : Information Resources Pr.
- LCSH
- Information retrieval
- RSWK
- Information Retrieval / Terminologische Kontrolle
- Subject
- Information Retrieval / Terminologische Kontrolle
Information retrieval
-
Rijsbergen, C.J. van: Information retrieval (1979)
0.01
0.007947822 = product of: 0.03179129 = sum of: 0.03179129 = weight(_text_:information in 856) [ClassicSimilarity], result of: 0.03179129 = score(doc=856,freq=14.0), product of: 0.08850355 = queryWeight, product of: 1.7554779 = idf(docFreq=20772, maxDocs=44218) 0.050415643 = queryNorm 0.3592092 = fieldWeight in 856, product of: 3.7416575 = tf(freq=14.0), with freq of: 14.0 = termFreq=14.0 1.7554779 = idf(docFreq=20772, maxDocs=44218) 0.0546875 = fieldNorm(doc=856) 0.25 = coord(1/4)
- LCSH
- Information storage and retrieval systems
- RSWK
- Information Retrieval
Datenverarbeitung / Information Retrieval - Subject
- Information Retrieval
Datenverarbeitung / Information Retrieval
Information storage and retrieval systems