Saz, J.T.: Perspectivas en recuperacion y explotacion de informacion electronica : el 'data mining' (1997)
0.02
0.015216172 = product of:
0.045648515 = sum of:
0.045648515 = product of:
0.09129703 = sum of:
0.09129703 = weight(_text_:de in 3723) [ClassicSimilarity], result of:
0.09129703 = score(doc=3723,freq=2.0), product of:
0.1922812 = queryWeight, product of:
4.297489 = idf(docFreq=1634, maxDocs=44218)
0.044742685 = queryNorm
0.47480997 = fieldWeight in 3723, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.297489 = idf(docFreq=1634, maxDocs=44218)
0.078125 = fieldNorm(doc=3723)
0.5 = coord(1/2)
0.33333334 = coord(1/3)