-
Schmidt, E.; Weigang, G.; Schulz, U.: OPAC-Nutzer ernst genommen : eine Thinking-Aloud-Studie am ALS-OPAC der Hamburger Öffentlichen Bücherhallen (1997)
0.03
0.029897824 = product of:
0.08969347 = sum of:
0.076381885 = weight(_text_:forschung in 931) [ClassicSimilarity], result of:
0.076381885 = score(doc=931,freq=2.0), product of:
0.17763087 = queryWeight, product of:
4.8649335 = idf(docFreq=926, maxDocs=44218)
0.036512498 = queryNorm
0.43000343 = fieldWeight in 931, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8649335 = idf(docFreq=926, maxDocs=44218)
0.0625 = fieldNorm(doc=931)
0.013311585 = product of:
0.039934754 = sum of:
0.039934754 = weight(_text_:29 in 931) [ClassicSimilarity], result of:
0.039934754 = score(doc=931,freq=2.0), product of:
0.12843955 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.036512498 = queryNorm
0.31092256 = fieldWeight in 931, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0625 = fieldNorm(doc=931)
0.33333334 = coord(1/3)
0.33333334 = coord(2/6)
- Date
- 23.10.1996 17:26:29
- Source
- Bibliothek: Forschung und Praxis. 21(1997) H.2, S.215-226
-
Schulz, U.: Einige Aspekte zukünftiger Inhaltserschließung und Online-Benutzerkataloge (1990)
0.03
0.025460629 = product of:
0.15276377 = sum of:
0.15276377 = weight(_text_:forschung in 1403) [ClassicSimilarity], result of:
0.15276377 = score(doc=1403,freq=2.0), product of:
0.17763087 = queryWeight, product of:
4.8649335 = idf(docFreq=926, maxDocs=44218)
0.036512498 = queryNorm
0.86000687 = fieldWeight in 1403, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8649335 = idf(docFreq=926, maxDocs=44218)
0.125 = fieldNorm(doc=1403)
0.16666667 = coord(1/6)
- Source
- Bibliothek: Forschung und Praxis. 14(1990), S.226-234
-
Schulz, U.: "Wie der Schnabel gewachsen ist" : Über die Qualität von OPACs - Anforderungen, Realität, Perspektiven (1998)
0.00
0.0022185976 = product of:
0.013311585 = sum of:
0.013311585 = product of:
0.039934754 = sum of:
0.039934754 = weight(_text_:29 in 2491) [ClassicSimilarity], result of:
0.039934754 = score(doc=2491,freq=2.0), product of:
0.12843955 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.036512498 = queryNorm
0.31092256 = fieldWeight in 2491, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0625 = fieldNorm(doc=2491)
0.33333334 = coord(1/3)
0.16666667 = coord(1/6)
- Date
- 29. 1.2011 18:39:11