-
Belkin, N.J.; Croft, W.B.: Retrieval techniques (1987)
0.02
0.018474422 = product of:
0.055423267 = sum of:
0.055423267 = product of:
0.110846534 = sum of:
0.110846534 = weight(_text_:22 in 334) [ClassicSimilarity], result of:
0.110846534 = score(doc=334,freq=2.0), product of:
0.17906146 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.051133685 = 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)
0.33333334 = coord(1/3)
- Source
- Annual review of information science and technology. 22(1987), S.109-145
-
Croft, W.B.: Approaches to intelligent information retrieval (1987)
0.02
0.01711585 = product of:
0.05134755 = sum of:
0.05134755 = product of:
0.1026951 = sum of:
0.1026951 = weight(_text_:management in 1094) [ClassicSimilarity], result of:
0.1026951 = score(doc=1094,freq=2.0), product of:
0.17235184 = queryWeight, product of:
3.3706124 = idf(docFreq=4130, maxDocs=44218)
0.051133685 = queryNorm
0.5958457 = fieldWeight in 1094, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3706124 = idf(docFreq=4130, maxDocs=44218)
0.125 = fieldNorm(doc=1094)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Source
- Information processing and management. 23(1987), S.249-254
-
Croft, W.B.; Lucia, T.J.; Cringean, J.: Retrieving documents by plausible inference : an experimental study (1989)
0.02
0.01711585 = product of:
0.05134755 = sum of:
0.05134755 = product of:
0.1026951 = sum of:
0.1026951 = weight(_text_:management in 3915) [ClassicSimilarity], result of:
0.1026951 = score(doc=3915,freq=2.0), product of:
0.17235184 = queryWeight, product of:
3.3706124 = idf(docFreq=4130, maxDocs=44218)
0.051133685 = queryNorm
0.5958457 = fieldWeight in 3915, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3706124 = idf(docFreq=4130, maxDocs=44218)
0.125 = fieldNorm(doc=3915)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Source
- Information processing and management. 25(1989) no.6, S.519-614