-
Belkin, N.J.; Croft, W.B.: Retrieval techniques (1987)
0.02
0.024709139 = product of:
0.049418278 = sum of:
0.049418278 = product of:
0.098836556 = sum of:
0.098836556 = weight(_text_:22 in 334) [ClassicSimilarity], result of:
0.098836556 = score(doc=334,freq=2.0), product of:
0.15966053 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.045593463 = queryNorm
0.61904186 = fieldWeight in 334, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=334)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Annual review of information science and technology. 22(1987), S.109-145
-
Allan, J.; Callan, J.P.; Croft, W.B.; Ballesteros, L.; Broglio, J.; Xu, J.; Shu, H.: INQUERY at TREC-5 (1997)
0.02
0.015443211 = product of:
0.030886423 = sum of:
0.030886423 = product of:
0.061772846 = sum of:
0.061772846 = weight(_text_:22 in 3103) [ClassicSimilarity], result of:
0.061772846 = score(doc=3103,freq=2.0), product of:
0.15966053 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.045593463 = queryNorm
0.38690117 = fieldWeight in 3103, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.078125 = fieldNorm(doc=3103)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 27. 2.1999 20:55:22
-
Krovetz, R.; Croft, W.B.: Lexical ambiguity and information retrieval (1992)
0.01
0.00965983 = product of:
0.01931966 = sum of:
0.01931966 = product of:
0.03863932 = sum of:
0.03863932 = weight(_text_:r in 4028) [ClassicSimilarity], result of:
0.03863932 = score(doc=4028,freq=2.0), product of:
0.15092614 = queryWeight, product of:
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.045593463 = queryNorm
0.25601473 = fieldWeight in 4028, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.0546875 = fieldNorm(doc=4028)
0.5 = coord(1/2)
0.5 = coord(1/2)