Yang, M.; Kiang, M.; Chen, H.; Li, Y.: Artificial immune system for illicit content identification in social media (2012)
0.01
0.009450726 = product of:
0.018901452 = sum of:
0.018901452 = product of:
0.056704357 = sum of:
0.056704357 = weight(_text_:y in 4980) [ClassicSimilarity], result of:
0.056704357 = score(doc=4980,freq=2.0), product of:
0.2132945 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.044321854 = queryNorm
0.26585007 = fieldWeight in 4980, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.0390625 = fieldNorm(doc=4980)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
