Yi, H.; Shubai, L.: Application of classification in information organization under the networking environment (1998)
0.03
0.027370533 = product of:
0.054741066 = sum of:
0.054741066 = sum of:
0.004812876 = weight(_text_:s in 3236) [ClassicSimilarity], result of:
0.004812876 = score(doc=3236,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 3236, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=3236)
0.04992819 = weight(_text_:22 in 3236) [ClassicSimilarity], result of:
0.04992819 = score(doc=3236,freq=2.0), product of:
0.16130796 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046063907 = queryNorm
0.30952093 = fieldWeight in 3236, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=3236)
0.5 = coord(1/2)
- Source
- Journal of the China Society for Scientific and Technical Information. 17(1998) no.1, S.19-22