Pons-Porrata, A.; Berlanga-Llavori, R.; Ruiz-Shulcloper, J.: Topic discovery based on text mining techniques (2007)
0.01
0.011793743 = product of:
0.04717497 = sum of:
0.04717497 = weight(_text_:processing in 916) [ClassicSimilarity], result of:
0.04717497 = score(doc=916,freq=2.0), product of:
0.175792 = queryWeight, product of:
4.048147 = idf(docFreq=2097, maxDocs=44218)
0.043425296 = queryNorm
0.26835677 = fieldWeight in 916, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.048147 = idf(docFreq=2097, maxDocs=44218)
0.046875 = fieldNorm(doc=916)
0.25 = coord(1/4)
- Source
- Information processing and management. 43(2007) no.3, S.752-768