Humphrey, S.M.: Automatic indexing of documents from journal descriptors : a preliminary investigation (1999)
0.00
5.9194234E-4 = product of:
0.0011838847 = sum of:
0.0011838847 = product of:
0.0035516538 = sum of:
0.0035516538 = weight(_text_:s in 3769) [ClassicSimilarity], result of:
0.0035516538 = score(doc=3769,freq=2.0), product of:
0.04927764 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04532371 = queryNorm
0.072074346 = fieldWeight in 3769, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=3769)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 50(1999) no.8, S.661-674