Hancock-Beaulieu, M.; Robertson, S.; Neilson, C.: Evaluation of online catalogues : eliciting information from the user (1991)
0.01
0.007005754 = product of:
0.014011508 = sum of:
0.014011508 = product of:
0.04203452 = sum of:
0.04203452 = weight(_text_:27 in 2766) [ClassicSimilarity], result of:
0.04203452 = score(doc=2766,freq=2.0), product of:
0.15537697 = queryWeight, product of:
3.4979727 = idf(docFreq=3636, maxDocs=44218)
0.044419147 = queryNorm
0.27053252 = fieldWeight in 2766, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4979727 = idf(docFreq=3636, maxDocs=44218)
0.0546875 = fieldNorm(doc=2766)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Information processing and management. 27(1991) no.5, S.523-532
