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)
0.01
0.013369438 = product of:
0.053477753 = sum of:
0.053477753 = weight(_text_:l in 956) [ClassicSimilarity], result of:
0.053477753 = score(doc=956,freq=2.0), product of:
0.17396861 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.043769516 = queryNorm
0.30739886 = fieldWeight in 956, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0546875 = fieldNorm(doc=956)
0.25 = coord(1/4)