Ding, Y.; Chowdhury, G.C.; Foo, S.: Incorporating the results of co-word analyses to increase search variety for information retrieval (2000)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 6328) [ClassicSimilarity], result of:
0.010209653 = score(doc=6328,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 6328, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=6328)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information science. 26(2000) no.6, S.429-451