Belkin, N.J.; Croft, W.B.: Information filtering and information retrieval : two sides of the same coin? (1992)
0.01
0.006877549 = product of:
0.020632647 = sum of:
0.020632647 = product of:
0.06189794 = sum of:
0.06189794 = weight(_text_:retrieval in 6093) [ClassicSimilarity], result of:
0.06189794 = score(doc=6093,freq=2.0), product of:
0.15433937 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.051022716 = queryNorm
0.40105087 = fieldWeight in 6093, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.09375 = fieldNorm(doc=6093)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)