-
Lancaster, F.W.: Vocabulary control for information retrieval (1986)
0.08
0.0761893 = product of:
0.3047572 = sum of:
0.10605772 = weight(_text_:informatik in 217) [ClassicSimilarity], result of:
0.10605772 = score(doc=217,freq=4.0), product of:
0.1662844 = queryWeight, product of:
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.032588977 = queryNorm
0.6378092 = fieldWeight in 217, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.0625 = fieldNorm(doc=217)
0.18103805 = weight(_text_:monographien in 217) [ClassicSimilarity], result of:
0.18103805 = score(doc=217,freq=4.0), product of:
0.21725276 = queryWeight, product of:
6.666449 = idf(docFreq=152, maxDocs=44218)
0.032588977 = queryNorm
0.83330613 = fieldWeight in 217, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
6.666449 = idf(docFreq=152, maxDocs=44218)
0.0625 = fieldNorm(doc=217)
0.017661426 = product of:
0.035322852 = sum of:
0.035322852 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
0.035322852 = score(doc=217,freq=2.0), product of:
0.11412105 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.032588977 = 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)
0.25 = coord(3/12)
- Classification
- ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
- Date
- 22. 4.2007 10:07:51
- RVK
- ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
-
Rijsbergen, C.J. van: Information retrieval (1979)
0.04
0.041868135 = product of:
0.2512088 = sum of:
0.092800505 = weight(_text_:informatik in 856) [ClassicSimilarity], result of:
0.092800505 = score(doc=856,freq=4.0), product of:
0.1662844 = queryWeight, product of:
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.032588977 = 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)
0.1584083 = weight(_text_:monographien in 856) [ClassicSimilarity], result of:
0.1584083 = score(doc=856,freq=4.0), product of:
0.21725276 = queryWeight, product of:
6.666449 = idf(docFreq=152, maxDocs=44218)
0.032588977 = queryNorm
0.72914284 = fieldWeight in 856, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
6.666449 = idf(docFreq=152, maxDocs=44218)
0.0546875 = fieldNorm(doc=856)
0.16666667 = coord(2/12)
- 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)
0.04
0.041438706 = product of:
0.24863222 = sum of:
0.09184868 = weight(_text_:informatik in 1545) [ClassicSimilarity], result of:
0.09184868 = score(doc=1545,freq=12.0), product of:
0.1662844 = queryWeight, product of:
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.032588977 = 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)
0.15678355 = weight(_text_:monographien in 1545) [ClassicSimilarity], result of:
0.15678355 = score(doc=1545,freq=12.0), product of:
0.21725276 = queryWeight, product of:
6.666449 = idf(docFreq=152, maxDocs=44218)
0.032588977 = queryNorm
0.72166425 = fieldWeight in 1545, product of:
3.4641016 = tf(freq=12.0), with freq of:
12.0 = termFreq=12.0
6.666449 = idf(docFreq=152, maxDocs=44218)
0.03125 = fieldNorm(doc=1545)
0.16666667 = coord(2/12)
- 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
-
Meadow, C.T.: Text information retrieval systems (1992)
0.03
0.029905811 = product of:
0.17943487 = sum of:
0.06628608 = weight(_text_:informatik in 1519) [ClassicSimilarity], result of:
0.06628608 = score(doc=1519,freq=4.0), product of:
0.1662844 = queryWeight, product of:
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.032588977 = queryNorm
0.39863077 = fieldWeight in 1519, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
5.1024737 = idf(docFreq=730, maxDocs=44218)
0.0390625 = fieldNorm(doc=1519)
0.113148786 = weight(_text_:monographien in 1519) [ClassicSimilarity], result of:
0.113148786 = score(doc=1519,freq=4.0), product of:
0.21725276 = queryWeight, product of:
6.666449 = idf(docFreq=152, maxDocs=44218)
0.032588977 = queryNorm
0.5208163 = fieldWeight in 1519, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
6.666449 = idf(docFreq=152, maxDocs=44218)
0.0390625 = fieldNorm(doc=1519)
0.16666667 = coord(2/12)
- 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