Belkin, N.J.: ¬The problem of 'matching' in information retrieval (1980)
0.01
0.01000281 = product of:
0.025007024 = sum of:
0.0083152475 = weight(_text_:a in 1329) [ClassicSimilarity], result of:
0.0083152475 = score(doc=1329,freq=2.0), product of:
0.054392863 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.047173154 = queryNorm
0.15287387 = fieldWeight in 1329, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.09375 = fieldNorm(doc=1329)
0.016691778 = product of:
0.033383556 = sum of:
0.033383556 = weight(_text_:information in 1329) [ClassicSimilarity], result of:
0.033383556 = score(doc=1329,freq=6.0), product of:
0.08281143 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.047173154 = queryNorm
0.40312737 = fieldWeight in 1329, 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=1329)
0.5 = coord(1/2)
0.4 = coord(2/5)
- Source
- Theory and application of information research. Proc. of the 2nd Int. Research Forum on Information Science, 3.-6.8.1977, Copenhagen. Ed.: O. Harbo u. L. Kajberg
- Type
- a
