Schatz, B.R.; Johnson, E.H.; Cochrane, P.A.; Chen, H.: Interactive term suggestion for users of digital libraries : using thesauri and co-occurrence lists for information retrieval (1996)
0.01
0.007607574 = product of:
0.053253017 = sum of:
0.010242844 = weight(_text_:information in 6417) [ClassicSimilarity], result of:
0.010242844 = score(doc=6417,freq=2.0), product of:
0.052810486 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.030083254 = queryNorm
0.19395474 = fieldWeight in 6417, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.078125 = fieldNorm(doc=6417)
0.04301017 = weight(_text_:retrieval in 6417) [ClassicSimilarity], result of:
0.04301017 = score(doc=6417,freq=4.0), product of:
0.09099928 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.030083254 = queryNorm
0.47264296 = fieldWeight in 6417, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.078125 = fieldNorm(doc=6417)
0.14285715 = coord(2/14)
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval