Brenner, E.H.; Saracevic, T.: Indexing and searching in perspective (1985)
0.01
0.010258756 = product of:
0.07181129 = sum of:
0.020970963 = weight(_text_:information in 8129) [ClassicSimilarity], result of:
0.020970963 = score(doc=8129,freq=6.0), product of:
0.052020688 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.029633347 = queryNorm
0.40312737 = fieldWeight in 8129, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.09375 = fieldNorm(doc=8129)
0.050840326 = weight(_text_:retrieval in 8129) [ClassicSimilarity], result of:
0.050840326 = score(doc=8129,freq=4.0), product of:
0.08963835 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.029633347 = queryNorm
0.5671716 = fieldWeight in 8129, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.09375 = fieldNorm(doc=8129)
0.14285715 = coord(2/14)
- Imprint
- Philadelphia : National Federation of Abstracting and Information Services
- LCSH
- Information retrieval
- Subject
- Information retrieval
