Tenopir, C.; Ro, J.S.: Full text databases (1990)
0.00
0.0023460968 = product of:
0.0046921936 = sum of:
0.0046921936 = product of:
0.009384387 = sum of:
0.009384387 = weight(_text_:s in 1916) [ClassicSimilarity], result of:
0.009384387 = score(doc=1916,freq=2.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.16817348 = fieldWeight in 1916, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=1916)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Rez. in: Information technology and libraries. 10(1991) S.156-157 (E. Kanter)