Dreis, G.: Zur Analyse des Benutzerverhaltens. T.2 (1991)
0.01
0.0138915535 = product of:
0.08334932 = sum of:
0.020231893 = weight(_text_:und in 2064) [ClassicSimilarity], result of:
0.020231893 = score(doc=2064,freq=4.0), product of:
0.04868482 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.021966046 = queryNorm
0.41556883 = fieldWeight in 2064, 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=2064)
0.022334723 = weight(_text_:des in 2064) [ClassicSimilarity], result of:
0.022334723 = score(doc=2064,freq=2.0), product of:
0.06083074 = queryWeight, product of:
2.7693076 = idf(docFreq=7536, maxDocs=44218)
0.021966046 = queryNorm
0.36716178 = fieldWeight in 2064, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.7693076 = idf(docFreq=7536, maxDocs=44218)
0.09375 = fieldNorm(doc=2064)
0.020550804 = weight(_text_:der in 2064) [ClassicSimilarity], result of:
0.020550804 = score(doc=2064,freq=4.0), product of:
0.049067024 = queryWeight, product of:
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.021966046 = queryNorm
0.4188313 = fieldWeight in 2064, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.09375 = fieldNorm(doc=2064)
0.020231893 = weight(_text_:und in 2064) [ClassicSimilarity], result of:
0.020231893 = score(doc=2064,freq=4.0), product of:
0.04868482 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.021966046 = queryNorm
0.41556883 = fieldWeight in 2064, 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=2064)
0.16666667 = coord(4/24)
- 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
Dreis, G.: Benutzerverhalten an einem Online-Publikumskatalog für wissenschaftliche Bibliotheken : Ergebnisse und Erfahrungen aus dem OPAC-Projekt der Universitätsbibliothek Düsseldorf (1994)
0.01
0.0057286876 = product of:
0.0458295 = sum of:
0.016859911 = weight(_text_:und in 2703) [ClassicSimilarity], result of:
0.016859911 = score(doc=2703,freq=4.0), product of:
0.04868482 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.021966046 = queryNorm
0.34630734 = fieldWeight in 2703, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.078125 = fieldNorm(doc=2703)
0.012109677 = weight(_text_:der in 2703) [ClassicSimilarity], result of:
0.012109677 = score(doc=2703,freq=2.0), product of:
0.049067024 = queryWeight, product of:
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.021966046 = queryNorm
0.2467987 = fieldWeight in 2703, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.078125 = fieldNorm(doc=2703)
0.016859911 = weight(_text_:und in 2703) [ClassicSimilarity], result of:
0.016859911 = score(doc=2703,freq=4.0), product of:
0.04868482 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.021966046 = queryNorm
0.34630734 = fieldWeight in 2703, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.078125 = fieldNorm(doc=2703)
0.125 = coord(3/24)
- Series
- Zeitschrift für Bibliothekswesen und Bibliographie: Sonderh.57