Ramsey, M.C.; Chen, H.; Zhu, B.; Schatz, B.R.: ¬A collection of visual thesauri for browsing large collections of geographic images (1999)
0.00
0.0020821756 = product of:
0.008328702 = sum of:
0.008328702 = weight(_text_:information in 3922) [ClassicSimilarity], result of:
0.008328702 = score(doc=3922,freq=2.0), product of:
0.06134496 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.034944877 = queryNorm
0.13576832 = fieldWeight in 3922, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.0546875 = fieldNorm(doc=3922)
0.25 = coord(1/4)
- Source
- Journal of the American Society for Information Science. 50(1999) no.9, S.826-834
