-
Robertson, S.E.: ¬The probability ranking principle in IR (1977)
0.02
0.022054153 = product of:
0.044108305 = sum of:
0.044108305 = product of:
0.08821661 = sum of:
0.08821661 = weight(_text_:k in 1935) [ClassicSimilarity], result of:
0.08821661 = score(doc=1935,freq=2.0), product of:
0.18639012 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.052213363 = queryNorm
0.47329018 = fieldWeight in 1935, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=1935)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willet. San Francisco: Morgan Kaufmann 1997. S.281-286.
-
MacFarlane, A.; Robertson, S.E.; McCann, J.A.: Parallel computing for passage retrieval (2004)
0.01
0.01414838 = product of:
0.02829676 = sum of:
0.02829676 = product of:
0.05659352 = sum of:
0.05659352 = weight(_text_:22 in 5108) [ClassicSimilarity], result of:
0.05659352 = score(doc=5108,freq=2.0), product of:
0.1828423 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052213363 = queryNorm
0.30952093 = fieldWeight in 5108, 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=5108)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 20. 1.2007 18:30:22
-
Robertson, S.E.; Sparck Jones, K.: Simple, proven approaches to text retrieval (1997)
0.01
0.00918923 = product of:
0.01837846 = sum of:
0.01837846 = product of:
0.03675692 = sum of:
0.03675692 = weight(_text_:k in 4532) [ClassicSimilarity], result of:
0.03675692 = score(doc=4532,freq=2.0), product of:
0.18639012 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.052213363 = queryNorm
0.19720423 = fieldWeight in 4532, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0390625 = fieldNorm(doc=4532)
0.5 = coord(1/2)
0.5 = coord(1/2)