Dale, D.C.; Wilson, B.-R.: ¬A survey of the literature on subject analysis for 1984-1985 (1986)
0.01
0.0073656123 = product of:
0.02946245 = sum of:
0.02946245 = weight(_text_:for in 1443) [ClassicSimilarity], result of:
0.02946245 = score(doc=1443,freq=2.0), product of:
0.08876751 = queryWeight, product of:
1.8775425 = idf(docFreq=18385, maxDocs=44218)
0.047278564 = queryNorm
0.33190575 = fieldWeight in 1443, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.8775425 = idf(docFreq=18385, maxDocs=44218)
0.125 = fieldNorm(doc=1443)
0.25 = coord(1/4)
