Cleverdon, C.W.: ASLIB Cranfield Research Project : Report on the first stage of an investigation into the comparative efficiency of indexing systems (1960)
0.01
0.006365015 = product of:
0.019095045 = sum of:
0.019095045 = product of:
0.057285134 = sum of:
0.057285134 = weight(_text_:22 in 6158) [ClassicSimilarity], result of:
0.057285134 = score(doc=6158,freq=2.0), product of:
0.12338452 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.035234302 = queryNorm
0.46428138 = fieldWeight in 6158, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.09375 = fieldNorm(doc=6158)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Footnote
- Rez. in: College and research libraries 22(1961) no.3, S.228 (G. Jahoda)
