Couvering, E. van: ¬The economy of navigation : search engines, search optimisation and search results (2007)
0.01
0.005121063 = product of:
0.015363188 = sum of:
0.015363188 = product of:
0.046089564 = sum of:
0.046089564 = weight(_text_:29 in 379) [ClassicSimilarity], result of:
0.046089564 = score(doc=379,freq=4.0), product of:
0.1677086 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.047675814 = queryNorm
0.2748193 = fieldWeight in 379, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0390625 = fieldNorm(doc=379)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 13. 5.2007 10:29:29