-
Bar-Ilan, J.; Belous, Y.: Children as architects of Web directories : an exploratory study (2007)
0.01
0.011512838 = product of:
0.034538515 = sum of:
0.034538515 = product of:
0.06907703 = sum of:
0.06907703 = weight(_text_:2007 in 289) [ClassicSimilarity], result of:
0.06907703 = score(doc=289,freq=5.0), product of:
0.1751764 = queryWeight, product of:
4.514535 = idf(docFreq=1315, maxDocs=44218)
0.038802754 = queryNorm
0.39432842 = fieldWeight in 289, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.514535 = idf(docFreq=1315, maxDocs=44218)
0.0390625 = fieldNorm(doc=289)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Source
- Journal of the American Society for Information Science and Technology. 58(2007) no.6, S.895-907
- Year
- 2007
-
Bar-Ilan, J.; Keenoy, K.; Yaari, E.; Levene, M.: User rankings of search engine results (2007)
0.01
0.011512838 = product of:
0.034538515 = sum of:
0.034538515 = product of:
0.06907703 = sum of:
0.06907703 = weight(_text_:2007 in 470) [ClassicSimilarity], result of:
0.06907703 = score(doc=470,freq=5.0), product of:
0.1751764 = queryWeight, product of:
4.514535 = idf(docFreq=1315, maxDocs=44218)
0.038802754 = queryNorm
0.39432842 = fieldWeight in 470, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.514535 = idf(docFreq=1315, maxDocs=44218)
0.0390625 = fieldNorm(doc=470)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Source
- Journal of the American Society for Information Science and Technology. 58(2007) no.9, S.1254-1266
- Year
- 2007
-
Bar-Ilan, J.: Methods for measuring search engine performance over time (2002)
0.00
0.0047155195 = product of:
0.014146558 = sum of:
0.014146558 = product of:
0.042439673 = sum of:
0.042439673 = weight(_text_:29 in 305) [ClassicSimilarity], result of:
0.042439673 = score(doc=305,freq=2.0), product of:
0.13649596 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.038802754 = queryNorm
0.31092256 = fieldWeight in 305, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0625 = fieldNorm(doc=305)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 23. 3.2002 9:50:29
-
Bar-Ilan, J.: ¬The use of Web search engines in information science research (2003)
0.00
0.0035366397 = product of:
0.010609919 = sum of:
0.010609919 = product of:
0.031829756 = sum of:
0.031829756 = weight(_text_:29 in 4271) [ClassicSimilarity], result of:
0.031829756 = score(doc=4271,freq=2.0), product of:
0.13649596 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.038802754 = queryNorm
0.23319192 = fieldWeight in 4271, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.046875 = fieldNorm(doc=4271)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 23.10.2005 18:29:16
-
Bar-Ilan, J.: Comparing rankings of search results on the Web (2005)
0.00
0.0029471999 = product of:
0.008841599 = sum of:
0.008841599 = product of:
0.026524797 = sum of:
0.026524797 = weight(_text_:29 in 1068) [ClassicSimilarity], result of:
0.026524797 = score(doc=1068,freq=2.0), product of:
0.13649596 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.038802754 = queryNorm
0.19432661 = fieldWeight in 1068, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0390625 = fieldNorm(doc=1068)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 27.12.2007 17:29:21