Gratch, B.; Settel, B.; Atherton, P.: Characteristics of book indexes for subject retrieval in the humanities and social sciences (1978)
0.01
0.008284625 = product of:
0.057992373 = sum of:
0.034724083 = weight(_text_:retrieval in 1061) [ClassicSimilarity], result of:
0.034724083 = score(doc=1061,freq=2.0), product of:
0.07421378 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.02453417 = queryNorm
0.46789268 = fieldWeight in 1061, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.109375 = fieldNorm(doc=1061)
0.02326829 = product of:
0.04653658 = sum of:
0.04653658 = weight(_text_:22 in 1061) [ClassicSimilarity], result of:
0.04653658 = score(doc=1061,freq=2.0), product of:
0.085914485 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.02453417 = queryNorm
0.5416616 = fieldWeight in 1061, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.109375 = fieldNorm(doc=1061)
0.5 = coord(1/2)
0.14285715 = coord(2/14)
- Source
- Indexer. 11(1978), S.14-22