Egghe, L.; Leydesdorff, L.: ¬The relation between Pearson's correlation coefficient r and Salton's cosine measure (2009)
0.00
5.9770816E-4 = product of:
0.0011954163 = sum of:
0.0011954163 = product of:
0.0035862487 = sum of:
0.0035862487 = weight(_text_:s in 2803) [ClassicSimilarity], result of:
0.0035862487 = score(doc=2803,freq=2.0), product of:
0.04975763 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.045765184 = queryNorm
0.072074346 = fieldWeight in 2803, 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=2803)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science and Technology. 60(2009) no.5, S.1027-1036