Chan, L.M.; Lin, X.; Zeng, M.L.: Structural and multilingual approaches to subject access on the Web (2000)
0.02
0.017452994 = product of:
0.06981198 = sum of:
0.06981198 = weight(_text_:web in 507) [ClassicSimilarity], result of:
0.06981198 = score(doc=507,freq=2.0), product of:
0.16134618 = queryWeight, product of:
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.049439456 = queryNorm
0.43268442 = fieldWeight in 507, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.09375 = fieldNorm(doc=507)
0.25 = coord(1/4)
