Search (4 results, page 1 of 1)

  • × author_ss:"Bar-Ilan, J."
  • × theme_ss:"Suchmaschinen"
  1. Bar-Ilan, J.: Methods for measuring search engine performance over time (2002) 0.01
    0.008534832 = product of:
      0.017069664 = sum of:
        0.017069664 = product of:
          0.05120899 = sum of:
            0.05120899 = weight(_text_:29 in 305) [ClassicSimilarity], result of:
              0.05120899 = score(doc=305,freq=2.0), product of:
                0.16470015 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046820577 = 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)
      0.5 = coord(1/2)
    
    Date
    23. 3.2002 9:50:29
  2. Bar-Ilan, J.: ¬The use of Web search engines in information science research (2003) 0.01
    0.0064011244 = product of:
      0.012802249 = sum of:
        0.012802249 = product of:
          0.038406745 = sum of:
            0.038406745 = weight(_text_:29 in 4271) [ClassicSimilarity], result of:
              0.038406745 = score(doc=4271,freq=2.0), product of:
                0.16470015 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046820577 = 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)
      0.5 = coord(1/2)
    
    Date
    23.10.2005 18:29:16
  3. Bar-Ilan, J.: Comparing rankings of search results on the Web (2005) 0.01
    0.0053342707 = product of:
      0.010668541 = sum of:
        0.010668541 = product of:
          0.032005623 = sum of:
            0.032005623 = weight(_text_:29 in 1068) [ClassicSimilarity], result of:
              0.032005623 = score(doc=1068,freq=2.0), product of:
                0.16470015 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046820577 = 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)
      0.5 = coord(1/2)
    
    Date
    27.12.2007 17:29:21
  4. Zhitomirsky-Geffet, M.; Bar-Ilan, J.; Levene, M.: Analysis of change in users' assessment of search results over time (2017) 0.01
    0.0053342707 = product of:
      0.010668541 = sum of:
        0.010668541 = product of:
          0.032005623 = sum of:
            0.032005623 = weight(_text_:29 in 3593) [ClassicSimilarity], result of:
              0.032005623 = score(doc=3593,freq=2.0), product of:
                0.16470015 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046820577 = 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)
      0.5 = coord(1/2)
    
    Date
    16.11.2017 13:33:29