Grivel, L.; Mutschke, P.; Polanco, X.: Thematic mapping on bibliographic databases by cluster analysis : a description of the SDOC environment with SOLIS (1995)
0.07
0.06581646 = product of:
0.13163292 = sum of:
0.13163292 = sum of:
0.07799442 = weight(_text_:x in 1900) [ClassicSimilarity], result of:
0.07799442 = score(doc=1900,freq=2.0), product of:
0.23882076 = queryWeight, product of:
4.2226825 = idf(docFreq=1761, maxDocs=44218)
0.056556646 = queryNorm
0.32658142 = fieldWeight in 1900, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.2226825 = idf(docFreq=1761, maxDocs=44218)
0.0546875 = fieldNorm(doc=1900)
0.05363851 = weight(_text_:22 in 1900) [ClassicSimilarity], result of:
0.05363851 = score(doc=1900,freq=2.0), product of:
0.19805174 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.056556646 = queryNorm
0.2708308 = fieldWeight in 1900, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0546875 = fieldNorm(doc=1900)
0.5 = coord(1/2)
- Source
- Knowledge organization. 22(1995) no.2, S.70-77
