-
Tenopir, C.: Full text database retrieval performance (1985)
0.03
0.029939316 = product of:
0.059878632 = sum of:
0.059878632 = product of:
0.119757265 = sum of:
0.119757265 = weight(_text_:c in 406) [ClassicSimilarity], result of:
0.119757265 = score(doc=406,freq=2.0), product of:
0.15711682 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.045548957 = queryNorm
0.762218 = fieldWeight in 406, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.15625 = fieldNorm(doc=406)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Tenopir, C.: Full text databases (1984)
0.02
0.023951454 = product of:
0.04790291 = sum of:
0.04790291 = product of:
0.09580582 = sum of:
0.09580582 = weight(_text_:c in 398) [ClassicSimilarity], result of:
0.09580582 = score(doc=398,freq=2.0), product of:
0.15711682 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.045548957 = queryNorm
0.6097744 = fieldWeight in 398, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.125 = fieldNorm(doc=398)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Schwarz, C.: Freitextrecherche: Grenzen und Möglichkeiten (1982)
0.02
0.023951454 = product of:
0.04790291 = sum of:
0.04790291 = product of:
0.09580582 = sum of:
0.09580582 = weight(_text_:c in 1349) [ClassicSimilarity], result of:
0.09580582 = score(doc=1349,freq=2.0), product of:
0.15711682 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.045548957 = queryNorm
0.6097744 = fieldWeight in 1349, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.125 = fieldNorm(doc=1349)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Tenopir, C.: Searching by controlled vocabulary or free text (1987)
0.02
0.023951454 = product of:
0.04790291 = sum of:
0.04790291 = product of:
0.09580582 = sum of:
0.09580582 = weight(_text_:c in 1350) [ClassicSimilarity], result of:
0.09580582 = score(doc=1350,freq=2.0), product of:
0.15711682 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.045548957 = queryNorm
0.6097744 = fieldWeight in 1350, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.125 = fieldNorm(doc=1350)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Markey, K.; Atherton, P.; Newton, C.: ¬An analysis of controlled vocabulary and free text search statements in online searches (1980)
0.02
0.02095752 = product of:
0.04191504 = sum of:
0.04191504 = product of:
0.08383008 = sum of:
0.08383008 = weight(_text_:c in 1401) [ClassicSimilarity], result of:
0.08383008 = score(doc=1401,freq=2.0), product of:
0.15711682 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.045548957 = queryNorm
0.5335526 = fieldWeight in 1401, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.109375 = fieldNorm(doc=1401)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Huschens, C.: Freitextindexierung in der Parlamentsdokumentation (1986)
0.02
0.02095752 = product of:
0.04191504 = sum of:
0.04191504 = product of:
0.08383008 = sum of:
0.08383008 = weight(_text_:c in 503) [ClassicSimilarity], result of:
0.08383008 = score(doc=503,freq=2.0), product of:
0.15711682 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.045548957 = queryNorm
0.5335526 = fieldWeight in 503, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.109375 = fieldNorm(doc=503)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sievert, M.E.; McKinin, E.J.: Why full-text misses some relevant documents : an analysis of documents not retrieved by CCML or MEDIS (1989)
0.01
0.009256882 = product of:
0.018513763 = sum of:
0.018513763 = product of:
0.037027527 = sum of:
0.037027527 = weight(_text_:22 in 3564) [ClassicSimilarity], result of:
0.037027527 = score(doc=3564,freq=2.0), product of:
0.15950468 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.045548957 = queryNorm
0.23214069 = fieldWeight in 3564, 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=3564)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 9. 1.1996 10:22:31