Shepherd, M.; Duffy, J.F.J.; Watters, C.; Gugle, N.: ¬The role of user profiles for news filtering (2001)
0.01
0.008589855 = product of:
0.01717971 = sum of:
0.01717971 = product of:
0.03435942 = sum of:
0.03435942 = weight(_text_:c in 5585) [ClassicSimilarity], result of:
0.03435942 = score(doc=5585,freq=2.0), product of:
0.18031284 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.052273605 = queryNorm
0.1905545 = fieldWeight in 5585, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.0390625 = fieldNorm(doc=5585)
0.5 = coord(1/2)
0.5 = coord(1/2)