Brenner, S.H.; McKinin, E.J.: CINAHL and MEDLINE : a comparison of indexing practices (1989)
0.00
7.942986E-4 = product of:
0.0015885972 = sum of:
0.0015885972 = product of:
0.0047657914 = sum of:
0.0047657914 = weight(_text_:s in 2843) [ClassicSimilarity], result of:
0.0047657914 = score(doc=2843,freq=2.0), product of:
0.056677084 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.052129436 = queryNorm
0.08408674 = fieldWeight in 2843, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=2843)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Medical library association. 77(1989) no.4, S.366-371