Search (2 results, page 1 of 1)
- Did you mean:
- sodass%3a%22th 4%22 2
- ssess%3a%22th 4%22 2
- sdss%3a%22th 4%22 2
- ssds%3a%22th 4%22 2
-
Croft, W.B.; Harper, D.J.: Using probabilistic models of document retrieval without relevance information (1979)
0.01
0.008515882 = product of: 0.017031765 = sum of: 0.017031765 = product of: 0.03406353 = sum of: 0.03406353 = weight(_text_:4 in 4520) [ClassicSimilarity], result of: 0.03406353 = score(doc=4520,freq=2.0), product of: 0.14201462 = queryWeight, product of: 2.7136984 = idf(docFreq=7967, maxDocs=44218) 0.0523325 = queryNorm 0.23985931 = fieldWeight in 4520, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 2.7136984 = idf(docFreq=7967, maxDocs=44218) 0.0625 = fieldNorm(doc=4520) 0.5 = coord(1/2) 0.5 = coord(1/2)
- Source
- Journal of documentation. 35(1979) no.4, S.285-295
-
Rajashekar, T.B.; Croft, W.B.: Combining automatic and manual index representations in probabilistic retrieval (1995)
0.01
0.007451397 = product of: 0.014902794 = sum of: 0.014902794 = product of: 0.029805588 = sum of: 0.029805588 = weight(_text_:4 in 2418) [ClassicSimilarity], result of: 0.029805588 = score(doc=2418,freq=2.0), product of: 0.14201462 = queryWeight, product of: 2.7136984 = idf(docFreq=7967, maxDocs=44218) 0.0523325 = queryNorm 0.2098769 = fieldWeight in 2418, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 2.7136984 = idf(docFreq=7967, maxDocs=44218) 0.0546875 = fieldNorm(doc=2418) 0.5 = coord(1/2) 0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 46(1995) no.4, S.272-283