Rijsbergen, C.J. van: ¬A test for the separation of relevant and non-relevant documents in experimental retrieval collections (1973)
0.00
0.001993069 = product of:
0.023916828 = sum of:
0.0120124435 = product of:
0.024024887 = sum of:
0.024024887 = weight(_text_:29 in 5002) [ClassicSimilarity], result of:
0.024024887 = score(doc=5002,freq=2.0), product of:
0.07726968 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.021966046 = queryNorm
0.31092256 = fieldWeight in 5002, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0625 = fieldNorm(doc=5002)
0.5 = coord(1/2)
0.011904384 = product of:
0.023808768 = sum of:
0.023808768 = weight(_text_:22 in 5002) [ClassicSimilarity], result of:
0.023808768 = score(doc=5002,freq=2.0), product of:
0.07692135 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.021966046 = queryNorm
0.30952093 = fieldWeight in 5002, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=5002)
0.5 = coord(1/2)
0.083333336 = coord(2/24)
- Date
- 19. 3.1996 11:22:12
- Source
- Journal of documentation. 29(1973) no.3, S.251-257