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Blair, D.C.; Maron, M.E.: ¬An evaluation of retrieval effectiveness for a full-text document-retrieval system (1985)
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- Footnote
- Vgl. auch : Salton, G.: Another look ... Comm. ACM 29(1986) S.S.648-656; Blair, D.C.: Full text retrieval ... Int. Class. 13(1986) S.18-23: Blair, D.C., M.E. Maron: Full-text information retrieval ... Inf. proc. man. 26(1990) S.437-447.
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Blair, D.C.: Full text retrieval : Evaluation and implications (1986)
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3.7538886E-4 = product of: 0.009009332 = sum of: 0.009009332 = product of: 0.018018665 = sum of: 0.018018665 = weight(_text_:29 in 2047) [ClassicSimilarity], result of: 0.018018665 = score(doc=2047,freq=2.0), product of: 0.07726968 = queryWeight, product of: 3.5176873 = idf(docFreq=3565, maxDocs=44218) 0.021966046 = queryNorm 0.23319192 = fieldWeight in 2047, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.5176873 = idf(docFreq=3565, maxDocs=44218) 0.046875 = fieldNorm(doc=2047) 0.5 = coord(1/2) 0.041666668 = coord(1/24)
- Footnote
- Vgl.: Blair, D.C., M.E. Maron: An evaluation ... Comm. ACM 28(1985) S.280-299; Salton, G.: Another look ... Comm. ACM 29(1986) S.648-656; Blair, D.C., M.E. Maron: Full-text information retrieval ... Inf. Proc. Man. 26(1990) S.437-447.