Lam, W.; Mostafa, J.: Modeling user interest shift using a Baysian approach (2001)
0.01
0.009058152 = product of:
0.018116305 = sum of:
0.018116305 = product of:
0.03623261 = sum of:
0.03623261 = weight(_text_:j in 2658) [ClassicSimilarity], result of:
0.03623261 = score(doc=2658,freq=2.0), product of:
0.14743869 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.046400897 = queryNorm
0.24574696 = fieldWeight in 2658, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0546875 = fieldNorm(doc=2658)
0.5 = coord(1/2)
0.5 = coord(1/2)