Radev, D.; Fan, W.; Qu, H.; Wu, H.; Grewal, A.: Probabilistic question answering on the Web (2005)
0.01
0.0061598574 = product of:
0.012319715 = sum of:
0.012319715 = product of:
0.02463943 = sum of:
0.02463943 = weight(_text_:h in 3455) [ClassicSimilarity], result of:
0.02463943 = score(doc=3455,freq=4.0), product of:
0.105786264 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.042579364 = queryNorm
0.2329171 = fieldWeight in 3455, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.046875 = fieldNorm(doc=3455)
0.5 = coord(1/2)
0.5 = coord(1/2)