Modern information retrieval (1999)
0.01
0.007061809 = product of:
0.035309043 = sum of:
0.035309043 = weight(_text_:r in 852) [ClassicSimilarity], result of:
0.035309043 = score(doc=852,freq=2.0), product of:
0.13791801 = queryWeight, product of:
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.041663818 = queryNorm
0.25601473 = fieldWeight in 852, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.0546875 = fieldNorm(doc=852)
0.2 = coord(1/5)
- Editor
- Baeza-Yates, R.