Dreis, G.: Benutzerverhalten an einem Online-Publikumskatalog für wissenschaftliche Bibliotheken : Ergebnisse und Erfahrungen aus dem OPAC-Projekt der Universitätsbibliothek Düsseldorf (1994)
0.01
0.012659492 = product of:
0.050637968 = sum of:
0.050637968 = product of:
0.101275936 = sum of:
0.101275936 = weight(_text_:al in 2703) [ClassicSimilarity], result of:
0.101275936 = score(doc=2703,freq=2.0), product of:
0.20001286 = queryWeight, product of:
4.582931 = idf(docFreq=1228, maxDocs=44218)
0.043643 = queryNorm
0.5063471 = fieldWeight in 2703, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.582931 = idf(docFreq=1228, maxDocs=44218)
0.078125 = fieldNorm(doc=2703)
0.5 = coord(1/2)
0.25 = coord(1/4)
- Signature
- Al 11b OPAC -Dre-