-
Rijsbergen, C.J. van: Information retrieval (1979)
0.01
0.0137048215 = product of:
0.041114464 = sum of:
0.041114464 = product of:
0.123343386 = sum of:
0.123343386 = weight(_text_:informatik in 856) [ClassicSimilarity], result of:
0.123343386 = score(doc=856,freq=4.0), product of:
0.22101259 = queryWeight, product of:
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.043314792 = queryNorm
0.55808306 = fieldWeight in 856, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.0546875 = fieldNorm(doc=856)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Classification
- ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
- RVK
- ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
-
Blair, D.C.: Language and representation in information retrieval (1991)
0.01
0.013564255 = product of:
0.040692765 = sum of:
0.040692765 = product of:
0.12207829 = sum of:
0.12207829 = weight(_text_:informatik in 1545) [ClassicSimilarity], result of:
0.12207829 = score(doc=1545,freq=12.0), product of:
0.22101259 = queryWeight, product of:
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.043314792 = queryNorm
0.552359 = fieldWeight in 1545, product of:
3.4641016 = tf(freq=12.0), with freq of:
12.0 = termFreq=12.0
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.03125 = fieldNorm(doc=1545)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Classification
- ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
ST 304 Informatik / Monographien / Künstliche Intelligenz / Automatisches Programmieren, Deduction and theorem proving, Wissensrepräsentation
- RVK
- ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
ST 304 Informatik / Monographien / Künstliche Intelligenz / Automatisches Programmieren, Deduction and theorem proving, Wissensrepräsentation
-
Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2001)
0.01
0.01174699 = product of:
0.035240967 = sum of:
0.035240967 = product of:
0.1057229 = sum of:
0.1057229 = weight(_text_:informatik in 1655) [ClassicSimilarity], result of:
0.1057229 = score(doc=1655,freq=4.0), product of:
0.22101259 = queryWeight, product of:
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.043314792 = queryNorm
0.4783569 = fieldWeight in 1655, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.046875 = fieldNorm(doc=1655)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Classification
- ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
- RVK
- ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
-
Gödert, W.; Hubrich, J.; Nagelschmidt, M.: Semantic knowledge representation for information retrieval (2014)
0.00
0.0039123707 = product of:
0.011737112 = sum of:
0.011737112 = product of:
0.035211336 = sum of:
0.035211336 = weight(_text_:22 in 987) [ClassicSimilarity], result of:
0.035211336 = score(doc=987,freq=2.0), product of:
0.15168102 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.043314792 = queryNorm
0.23214069 = fieldWeight in 987, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046875 = fieldNorm(doc=987)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 23. 7.2017 13:49:22
-
Crestani, F.; Mizzaro, S.; Scagnetto, I,: Mobile information retrieval (2017)
0.00
0.0032899042 = product of:
0.009869712 = sum of:
0.009869712 = product of:
0.029609136 = sum of:
0.029609136 = weight(_text_:29 in 4469) [ClassicSimilarity], result of:
0.029609136 = score(doc=4469,freq=2.0), product of:
0.15236789 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.043314792 = queryNorm
0.19432661 = fieldWeight in 4469, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0390625 = fieldNorm(doc=4469)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 29. 9.2018 13:24:44