Brenner, E.H.; Saracevic, T.: Indexing and searching in perspective (1985)
0.01
0.0053094937 = product of:
0.01592848 = sum of:
0.01592848 = weight(_text_:of in 8129) [ClassicSimilarity], result of:
0.01592848 = score(doc=8129,freq=2.0), product of:
0.076827854 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.049130294 = queryNorm
0.20732689 = fieldWeight in 8129, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.09375 = fieldNorm(doc=8129)
0.33333334 = coord(1/3)
- Imprint
- Philadelphia : National Federation of Abstracting and Information Services