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Järvelin, K.; Kristensen, J.; Niemi, T.; Sormunen, E.; Keskustalo, H.: ¬A deductive data model for query expansion (1996)
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7.562165E-4 = product of: 0.011343247 = sum of: 0.011343247 = product of: 0.022686495 = sum of: 0.022686495 = weight(_text_:22 in 2230) [ClassicSimilarity], result of: 0.022686495 = score(doc=2230,freq=2.0), product of: 0.09772735 = queryWeight, product of: 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.027907511 = queryNorm 0.23214069 = fieldWeight in 2230, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.046875 = fieldNorm(doc=2230) 0.5 = coord(1/2) 0.06666667 = coord(1/15)
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- Proceedings of the 19th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (ACM SIGIR '96), Zürich, Switzerland, August 18-22, 1996. Eds.: H.P. Frei et al