Allan, J.; Croft, W.B.; Callan, J.: ¬The University of Massachusetts and a dozen TRECs (2005)
0.01
0.011709311 = product of:
0.023418622 = sum of:
0.012870873 = weight(_text_:a in 5086) [ClassicSimilarity], result of:
0.012870873 = score(doc=5086,freq=4.0), product of:
0.059533272 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.051631264 = queryNorm
0.2161963 = fieldWeight in 5086, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.09375 = fieldNorm(doc=5086)
0.010547749 = product of:
0.021095498 = sum of:
0.021095498 = weight(_text_:information in 5086) [ClassicSimilarity], result of:
0.021095498 = score(doc=5086,freq=2.0), product of:
0.09063754 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.051631264 = queryNorm
0.23274569 = fieldWeight in 5086, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.09375 = fieldNorm(doc=5086)
0.5 = coord(1/2)
0.5 = coord(2/4)
- Source
- TREC: experiment and evaluation in information retrieval. Ed.: E.M. Voorhees, u. D.K. Harman
- Type
- a
Callan, J.; Croft, W.B.; Broglio, J.: TREC and TIPSTER experiments with INQUERY (1995)
0.01
0.010007437 = product of:
0.020014875 = sum of:
0.0075842342 = weight(_text_:a in 1944) [ClassicSimilarity], result of:
0.0075842342 = score(doc=1944,freq=2.0), product of:
0.059533272 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.051631264 = queryNorm
0.12739488 = fieldWeight in 1944, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.078125 = fieldNorm(doc=1944)
0.012430641 = product of:
0.024861282 = sum of:
0.024861282 = weight(_text_:information in 1944) [ClassicSimilarity], result of:
0.024861282 = score(doc=1944,freq=4.0), product of:
0.09063754 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.051631264 = queryNorm
0.27429342 = fieldWeight in 1944, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.078125 = fieldNorm(doc=1944)
0.5 = coord(1/2)
0.5 = coord(2/4)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.436-439.
- Source
- Information processing and management. 31(1995) no.3, S.327-343
- Type
- a