-
Hawking, D.; Robertson, S.: On collection size and retrieval effectiveness (2003)
0.01
0.009766989 = product of:
0.039067958 = sum of:
0.039067958 = product of:
0.11720387 = sum of:
0.11720387 = weight(_text_:22 in 4109) [ClassicSimilarity], result of:
0.11720387 = score(doc=4109,freq=4.0), product of:
0.13387729 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03823067 = queryNorm
0.8754574 = fieldWeight in 4109, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=4109)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Date
- 14. 8.2005 14:22:22
-
Robertson, S.; Callan, J.: Routing and filtering (2005)
0.01
0.006097871 = product of:
0.024391484 = sum of:
0.024391484 = product of:
0.07317445 = sum of:
0.07317445 = weight(_text_:29 in 4688) [ClassicSimilarity], result of:
0.07317445 = score(doc=4688,freq=2.0), product of:
0.13448355 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.03823067 = queryNorm
0.5441145 = fieldWeight in 4688, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.109375 = fieldNorm(doc=4688)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Date
- 29. 3.1996 18:16:49
-
Robertson, S.: How Okapi came to TREC (2005)
0.01
0.005226746 = product of:
0.020906985 = sum of:
0.020906985 = product of:
0.062720954 = sum of:
0.062720954 = weight(_text_:29 in 5087) [ClassicSimilarity], result of:
0.062720954 = score(doc=5087,freq=2.0), product of:
0.13448355 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.03823067 = queryNorm
0.46638384 = fieldWeight in 5087, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.09375 = fieldNorm(doc=5087)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Date
- 29. 3.1996 18:16:49
-
Robertson, S.; Tait, J.: In Memoriam Karen Sparck Jones (2007)
0.01
0.005179728 = product of:
0.020718912 = sum of:
0.020718912 = product of:
0.062156733 = sum of:
0.062156733 = weight(_text_:22 in 2927) [ClassicSimilarity], result of:
0.062156733 = score(doc=2927,freq=2.0), product of:
0.13387729 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03823067 = queryNorm
0.46428138 = fieldWeight in 2927, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.09375 = fieldNorm(doc=2927)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Date
- 26.12.2007 14:22:47