Wan, T.-L.; Evens, M.; Wan, Y.-W.; Pao, Y.-Y.: Experiments with automatic indexing and a relational thesaurus in a Chinese information retrieval system (1997)
0.00
0.0047349897 = product of:
0.009469979 = sum of:
0.009469979 = product of:
0.028409937 = sum of:
0.028409937 = weight(_text_:12 in 956) [ClassicSimilarity], result of:
0.028409937 = score(doc=956,freq=2.0), product of:
0.13281173 = queryWeight, product of:
2.765864 = idf(docFreq=7562, maxDocs=44218)
0.048018172 = queryNorm
0.21391137 = fieldWeight in 956, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.765864 = idf(docFreq=7562, maxDocs=44218)
0.0546875 = fieldNorm(doc=956)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 48(1997) no.12, S.1086-1096
