Cunningham, P.; Veale, T.; Conway, A.: Knowledge acquisition for concept indexing in document retrieval (1992)
0.02
0.022301927 = product of:
0.044603854 = sum of:
0.044603854 = product of:
0.06690578 = sum of:
0.0047355383 = weight(_text_:s in 5083) [ClassicSimilarity], result of:
0.0047355383 = score(doc=5083,freq=2.0), product of:
0.04927764 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04532371 = queryNorm
0.09609913 = fieldWeight in 5083, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=5083)
0.06217024 = weight(_text_:t in 5083) [ClassicSimilarity], result of:
0.06217024 = score(doc=5083,freq=2.0), product of:
0.17854862 = queryWeight, product of:
3.9394085 = idf(docFreq=2338, maxDocs=44218)
0.04532371 = queryNorm
0.34819782 = fieldWeight in 5083, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9394085 = idf(docFreq=2338, maxDocs=44218)
0.0625 = fieldNorm(doc=5083)
0.6666667 = coord(2/3)
0.5 = coord(1/2)
- Source
- Expert systems for information management. 5(1992) no.1, S.25-41