Mischo, W.H.; Lee, J.: End-user searching in bibliographic databases (1987)
0.01
0.012057378 = product of:
0.024114756 = sum of:
0.024114756 = product of:
0.04822951 = sum of:
0.04822951 = weight(_text_:22 in 336) [ClassicSimilarity], result of:
0.04822951 = score(doc=336,freq=2.0), product of:
0.15581988 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.044496704 = queryNorm
0.30952093 = fieldWeight in 336, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=336)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Annual review of information science and technology. 22(1987), S.227-263