-
Bar-Ilan, J.: Methods for measuring search engine performance over time (2002)
0.00
0.0013692499 = product of:
0.010953999 = sum of:
0.010953999 = product of:
0.032861996 = sum of:
0.032861996 = weight(_text_:29 in 305) [ClassicSimilarity], result of:
0.032861996 = score(doc=305,freq=2.0), product of:
0.1056919 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.030045848 = 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)
0.125 = coord(1/8)
- Date
- 23. 3.2002 9:50:29
-
Bar-Ilan, J.: ¬The use of Web search engines in information science research (2003)
0.00
0.0010269375 = product of:
0.0082155 = sum of:
0.0082155 = product of:
0.024646498 = sum of:
0.024646498 = weight(_text_:29 in 4271) [ClassicSimilarity], result of:
0.024646498 = score(doc=4271,freq=2.0), product of:
0.1056919 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.030045848 = 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)
0.125 = coord(1/8)
- Date
- 23.10.2005 18:29:16
-
Bar-Ilan, J.: Comparing rankings of search results on the Web (2005)
0.00
8.5578125E-4 = product of:
0.00684625 = sum of:
0.00684625 = product of:
0.02053875 = sum of:
0.02053875 = weight(_text_:29 in 1068) [ClassicSimilarity], result of:
0.02053875 = score(doc=1068,freq=2.0), product of:
0.1056919 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.030045848 = 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)
0.125 = coord(1/8)
- Date
- 27.12.2007 17:29:21
-
Zhitomirsky-Geffet, M.; Bar-Ilan, J.; Levene, M.: Analysis of change in users' assessment of search results over time (2017)
0.00
8.5578125E-4 = product of:
0.00684625 = sum of:
0.00684625 = product of:
0.02053875 = sum of:
0.02053875 = weight(_text_:29 in 3593) [ClassicSimilarity], result of:
0.02053875 = score(doc=3593,freq=2.0), product of:
0.1056919 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.030045848 = queryNorm
0.19432661 = fieldWeight in 3593, 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=3593)
0.33333334 = coord(1/3)
0.125 = coord(1/8)
- Date
- 16.11.2017 13:33:29