Lipetz, B.-A.: ¬The usefulness of indexes (1989)
0.08
0.07582726 = product of:
0.15165453 = sum of:
0.15165453 = product of:
0.30330905 = sum of:
0.30330905 = weight(_text_:b.h in 875) [ClassicSimilarity], result of:
0.30330905 = score(doc=875,freq=2.0), product of:
0.3163749 = queryWeight, product of:
7.230979 = idf(docFreq=86, maxDocs=44218)
0.043752708 = queryNorm
0.95870143 = fieldWeight in 875, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.230979 = idf(docFreq=86, maxDocs=44218)
0.09375 = fieldNorm(doc=875)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Indexing: the state of our knowledge and the state of our ignorance. Proc. of the 20th Annual Meeting of the American Society of Indexers, New York, 13.5.1988. Ed.: B.H. Weinberg