Katzmayr, M.; Putz, M.; Fessler, G.: Evaluationsmethoden zur Bewertung von Aggregatordatenbanken am Beispiel von ProQuest ABI/Inform und EBSCO Business Source Premier (2005)
0.02
0.018421499 = product of:
0.036842998 = sum of:
0.036842998 = product of:
0.055264495 = sum of:
0.0185036 = weight(_text_:h in 3420) [ClassicSimilarity], result of:
0.0185036 = score(doc=3420,freq=2.0), product of:
0.11234917 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.045220956 = queryNorm
0.16469726 = fieldWeight in 3420, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.046875 = fieldNorm(doc=3420)
0.036760893 = weight(_text_:22 in 3420) [ClassicSimilarity], result of:
0.036760893 = score(doc=3420,freq=2.0), product of:
0.15835609 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.045220956 = queryNorm
0.23214069 = fieldWeight in 3420, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046875 = fieldNorm(doc=3420)
0.6666667 = coord(2/3)
0.5 = coord(1/2)
- Date
- 22. 5.2005 12:27:18
- Source
- Information - Wissenschaft und Praxis. 56(2005) H.3, S.175-180
Bargmann, M.; Katzmayr, M.; Putz, M.: E-LIS: Open-Access-Archiv für Literatur zum Informations- und Bibliothekswesen (2005)
0.02
0.015351249 = product of:
0.030702498 = sum of:
0.030702498 = product of:
0.046053745 = sum of:
0.015419668 = weight(_text_:h in 3779) [ClassicSimilarity], result of:
0.015419668 = score(doc=3779,freq=2.0), product of:
0.11234917 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.045220956 = queryNorm
0.13724773 = fieldWeight in 3779, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.0390625 = fieldNorm(doc=3779)
0.030634077 = weight(_text_:22 in 3779) [ClassicSimilarity], result of:
0.030634077 = score(doc=3779,freq=2.0), product of:
0.15835609 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.045220956 = queryNorm
0.19345059 = fieldWeight in 3779, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=3779)
0.6666667 = coord(2/3)
0.5 = coord(1/2)
- Date
- 6.11.2005 12:33:22
- Source
- Online Mitteilungen. 2005, Nr.83, S.15-24 [=Mitteilungen VÖB 58(2005) H.3]