Zhang, Y.; Jansen, B.J.; Spink, A.: Identification of factors predicting clickthrough in Web searching using neural network analysis (2009)
0.01
0.009972284 = product of:
0.019944567 = sum of:
0.019944567 = product of:
0.039889134 = sum of:
0.039889134 = weight(_text_:22 in 3742) [ClassicSimilarity], result of:
0.039889134 = score(doc=3742,freq=2.0), product of:
0.17178275 = queryWeight, product of:
3.5028281 = idf(docFreq=3635, maxDocs=44421)
0.04904116 = queryNorm
0.23220688 = fieldWeight in 3742, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5028281 = idf(docFreq=3635, maxDocs=44421)
0.046875 = fieldNorm(doc=3742)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 22. 3.2009 17:49:11