Vaughan, L.; Chen, Y.: Data mining from web search queries : a comparison of Google trends and Baidu index (2015)
0.04
0.03903585 = product of:
0.0780717 = sum of:
0.0780717 = sum of:
0.043953545 = weight(_text_:l in 1605) [ClassicSimilarity], result of:
0.043953545 = score(doc=1605,freq=2.0), product of:
0.20017955 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.050364036 = queryNorm
0.2195706 = fieldWeight in 1605, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=1605)
0.034118157 = weight(_text_:22 in 1605) [ClassicSimilarity], result of:
0.034118157 = score(doc=1605,freq=2.0), product of:
0.17636627 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050364036 = queryNorm
0.19345059 = fieldWeight in 1605, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=1605)
0.5 = coord(1/2)
- Source
- Journal of the Association for Information Science and Technology. 66(2015) no.1, S.13-22
