Lück, W.: Qualität von bibliographischen Datenbanken : die Datenbank PHYS (1997)
0.02
0.020079086 = product of:
0.0702768 = sum of:
0.028375983 = product of:
0.056751966 = sum of:
0.056751966 = weight(_text_:w in 188) [ClassicSimilarity], result of:
0.056751966 = score(doc=188,freq=2.0), product of:
0.13479044 = queryWeight, product of:
3.8108058 = idf(docFreq=2659, maxDocs=44218)
0.035370585 = queryNorm
0.42103854 = fieldWeight in 188, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.8108058 = idf(docFreq=2659, maxDocs=44218)
0.078125 = fieldNorm(doc=188)
0.5 = coord(1/2)
0.041900817 = weight(_text_:u in 188) [ClassicSimilarity], result of:
0.041900817 = score(doc=188,freq=2.0), product of:
0.11581901 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.035370585 = queryNorm
0.3617784 = fieldWeight in 188, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.078125 = fieldNorm(doc=188)
0.2857143 = coord(2/7)
- Source
- Online-Datenbanken - CD-ROM-Datenbanken: Trends und Qualitätskriterien. Tagungsberichte vom 4. und 5. Österreichischen Online-Informationstreffen, Schloß Hofen, Lochau bei Bregenz, 17.-20. September 1991, Schloß Seggau, Seggauberg bei Leibnitz, 14.-17.September 1993. Hrsg.: E. Pipp u. H. Hauffe