Ellis, D.: Progress and problems in information retrieval (1996)
0.03
0.03245906 = product of:
0.06491812 = sum of:
0.06491812 = sum of:
0.009288136 = weight(_text_:s in 789) [ClassicSimilarity], result of:
0.009288136 = score(doc=789,freq=6.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.1664486 = fieldWeight in 789, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=789)
0.055629987 = weight(_text_:22 in 789) [ClassicSimilarity], result of:
0.055629987 = score(doc=789,freq=2.0), product of:
0.17972933 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.05132441 = queryNorm
0.30952093 = fieldWeight in 789, 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=789)
0.5 = coord(1/2)
- Date
- 26. 7.2002 20:22:46
- Footnote
- Rez. in: Managing information 3(1996) no.10, S.49 (D. Bawden); Program 32(1998) no.2, S.190-192 (C. Revie)
- Pages
- 220 S
