Fattahi, R.; Wilson, C.S.; Cole, F.: ¬An alternative approach to natural language query expansion in search engines : text analysis of non-topical terms in Web documents (2008)
0.01
0.007921002 = product of:
0.015842004 = sum of:
0.015842004 = product of:
0.031684007 = sum of:
0.031684007 = weight(_text_:r in 2106) [ClassicSimilarity], result of:
0.031684007 = score(doc=2106,freq=2.0), product of:
0.17326194 = queryWeight, product of:
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.05234091 = queryNorm
0.18286766 = fieldWeight in 2106, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.0390625 = fieldNorm(doc=2106)
0.5 = coord(1/2)
0.5 = coord(1/2)
