Boughanem, M.; Chrisment, C.; Tamine, L.: On using genetic algorithms for multimodal relevance optimization in information retrieval (2002)
0.00
0.0044226884 = product of:
0.030958816 = sum of:
0.009988253 = weight(_text_:information in 1011) [ClassicSimilarity], result of:
0.009988253 = score(doc=1011,freq=4.0), product of:
0.052020688 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.029633347 = queryNorm
0.1920054 = fieldWeight in 1011, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.0546875 = fieldNorm(doc=1011)
0.020970564 = weight(_text_:retrieval in 1011) [ClassicSimilarity], result of:
0.020970564 = score(doc=1011,freq=2.0), product of:
0.08963835 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.029633347 = queryNorm
0.23394634 = fieldWeight in 1011, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.0546875 = fieldNorm(doc=1011)
0.14285715 = coord(2/14)
- Source
- Journal of the American Society for Information Science and Technology. 53(2002) no.11, S.934-943