-
Sparck Jones, K.; Walker, S.; Robertson, S.E.: ¬A probabilistic model of information retrieval : development and comparative experiments - part 1 (2000)
0.04
0.04449192 = product of:
0.08898384 = sum of:
0.08898384 = product of:
0.17796768 = sum of:
0.17796768 = weight(_text_:2000 in 4181) [ClassicSimilarity], result of:
0.17796768 = score(doc=4181,freq=5.0), product of:
0.20949209 = queryWeight, product of:
4.0524464 = idf(docFreq=2088, maxDocs=44218)
0.051695216 = queryNorm
0.84951985 = fieldWeight in 4181, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.0524464 = idf(docFreq=2088, maxDocs=44218)
0.09375 = fieldNorm(doc=4181)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 36(2000) no.6, S.779-808
- Year
- 2000
-
Sparck Jones, K.; Walker, S.; Robertson, S.E.: ¬A probabilistic model of information retrieval : development and comparative experiments - part 2 (2000)
0.04
0.04449192 = product of:
0.08898384 = sum of:
0.08898384 = product of:
0.17796768 = sum of:
0.17796768 = weight(_text_:2000 in 4286) [ClassicSimilarity], result of:
0.17796768 = score(doc=4286,freq=5.0), product of:
0.20949209 = queryWeight, product of:
4.0524464 = idf(docFreq=2088, maxDocs=44218)
0.051695216 = queryNorm
0.84951985 = fieldWeight in 4286, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.0524464 = idf(docFreq=2088, maxDocs=44218)
0.09375 = fieldNorm(doc=4286)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 36(2000) no.6, S.809-840
- Year
- 2000
-
Robertson, S.E.; Walker, S.; Beaulieu, M.: Experimentation as a way of life : Okapi at TREC (2000)
0.04
0.04449192 = product of:
0.08898384 = sum of:
0.08898384 = product of:
0.17796768 = sum of:
0.17796768 = weight(_text_:2000 in 6030) [ClassicSimilarity], result of:
0.17796768 = score(doc=6030,freq=5.0), product of:
0.20949209 = queryWeight, product of:
4.0524464 = idf(docFreq=2088, maxDocs=44218)
0.051695216 = queryNorm
0.84951985 = fieldWeight in 6030, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.0524464 = idf(docFreq=2088, maxDocs=44218)
0.09375 = fieldNorm(doc=6030)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 36(2000) no.1, S.95-108
- Year
- 2000
-
MacFarlane, A.; Robertson, S.E.; McCann, J.A.: Parallel computing for passage retrieval (2004)
0.01
0.014007976 = product of:
0.028015953 = sum of:
0.028015953 = product of:
0.056031905 = sum of:
0.056031905 = weight(_text_:22 in 5108) [ClassicSimilarity], result of:
0.056031905 = score(doc=5108,freq=2.0), product of:
0.18102784 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.051695216 = 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