-
Gattung, B.: Datenbank-Aufbau und -Update (1991)
0.04
0.035005193 = product of:
0.17502597 = sum of:
0.03886712 = weight(_text_:und in 2061) [ClassicSimilarity], result of:
0.03886712 = score(doc=2061,freq=6.0), product of:
0.06545563 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.029532848 = queryNorm
0.5937934 = fieldWeight in 2061, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.109375 = fieldNorm(doc=2061)
0.04538628 = product of:
0.09077256 = sum of:
0.09077256 = weight(_text_:bibliothekswesen in 2061) [ClassicSimilarity], result of:
0.09077256 = score(doc=2061,freq=2.0), product of:
0.13164775 = queryWeight, product of:
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.029532848 = queryNorm
0.68951094 = fieldWeight in 2061, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.109375 = fieldNorm(doc=2061)
0.5 = coord(1/2)
0.09077256 = weight(_text_:bibliothekswesen in 2061) [ClassicSimilarity], result of:
0.09077256 = score(doc=2061,freq=2.0), product of:
0.13164775 = queryWeight, product of:
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.029532848 = queryNorm
0.68951094 = fieldWeight in 2061, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.109375 = fieldNorm(doc=2061)
0.2 = coord(3/15)
- Series
- Zeitschrift für Bibliothekswesen und Bibliographie: Sonderh.52
- Source
- Der Online-Publikumskatalog der Universitätsbibliothek Düsseldorf: methodische Erkenntnisse und Erfahrungen, OPAC-Kolloquium am 27.-28.11.1989. Hrsg.: G. Gattermann
-
Gattung, B.: ¬Der OPAC der Universitätsbibliothek Düsseldorf : Benutzungsperspektive (1991)
0.03
0.031719755 = product of:
0.15859878 = sum of:
0.022439944 = weight(_text_:und in 496) [ClassicSimilarity], result of:
0.022439944 = score(doc=496,freq=2.0), product of:
0.06545563 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.029532848 = queryNorm
0.34282678 = fieldWeight in 496, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.109375 = fieldNorm(doc=496)
0.04538628 = product of:
0.09077256 = sum of:
0.09077256 = weight(_text_:bibliothekswesen in 496) [ClassicSimilarity], result of:
0.09077256 = score(doc=496,freq=2.0), product of:
0.13164775 = queryWeight, product of:
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.029532848 = queryNorm
0.68951094 = fieldWeight in 496, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.109375 = fieldNorm(doc=496)
0.5 = coord(1/2)
0.09077256 = weight(_text_:bibliothekswesen in 496) [ClassicSimilarity], result of:
0.09077256 = score(doc=496,freq=2.0), product of:
0.13164775 = queryWeight, product of:
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.029532848 = queryNorm
0.68951094 = fieldWeight in 496, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.109375 = fieldNorm(doc=496)
0.2 = coord(3/15)
- Series
- Zeitschrift für Bibliothekswesen und Bibliographie: Sonderh.53
-
Gattung, B.: Zur Analyse des Benutzerverhaltens. T.1 (1991)
0.03
0.028781781 = product of:
0.1439089 = sum of:
0.02720132 = weight(_text_:und in 2063) [ClassicSimilarity], result of:
0.02720132 = score(doc=2063,freq=4.0), product of:
0.06545563 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.029532848 = queryNorm
0.41556883 = fieldWeight in 2063, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.09375 = fieldNorm(doc=2063)
0.03890253 = product of:
0.07780506 = sum of:
0.07780506 = weight(_text_:bibliothekswesen in 2063) [ClassicSimilarity], result of:
0.07780506 = score(doc=2063,freq=2.0), product of:
0.13164775 = queryWeight, product of:
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.029532848 = queryNorm
0.5910094 = fieldWeight in 2063, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.09375 = fieldNorm(doc=2063)
0.5 = coord(1/2)
0.07780506 = weight(_text_:bibliothekswesen in 2063) [ClassicSimilarity], result of:
0.07780506 = score(doc=2063,freq=2.0), product of:
0.13164775 = queryWeight, product of:
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.029532848 = queryNorm
0.5910094 = fieldWeight in 2063, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.457672 = idf(docFreq=1392, maxDocs=44218)
0.09375 = fieldNorm(doc=2063)
0.2 = coord(3/15)
- Series
- Zeitschrift für Bibliothekswesen und Bibliographie: Sonderh.52
- Source
- Der Online-Publikumskatalog der Universitätsbibliothek Düsseldorf: methodische Erkenntnisse und Erfahrungen, OPAC-Kolloquium am 27.-28.11.1989. Hrsg.: G. Gattermann