Search (3 results, page 1 of 1)

  • × author_ss:"Jansen, B.J."
  • × author_ss:"Spink, A."
  1. Jansen, B.J.; Spink, A.; Pedersen, J.: ¬A temporal comparison of AItaVista Web searching (2005) 0.00 
    0.0011389605 = product of:
  0.009111684 = sum of:
    0.009111684 = product of:
      0.02733505 = sum of:
        0.02733505 = weight(_text_:29 in 3454) [ClassicSimilarity], result of:
          0.02733505 = score(doc=3454,freq=2.0), product of:
            0.11722125 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.033323385 = queryNorm
            0.23319192 = fieldWeight in 3454, 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=3454)
      0.33333334 = coord(1/3)
  0.125 = coord(1/8)
    Date
    3. 6.2005 19:29:59
  2. Zhang, Y.; Jansen, B.J.; Spink, A.: Identification of factors predicting clickthrough in Web searching using neural network analysis (2009) 0.00 
    0.0011287146 = product of:
  0.009029717 = sum of:
    0.009029717 = product of:
      0.02708915 = sum of:
        0.02708915 = weight(_text_:22 in 2742) [ClassicSimilarity], result of:
          0.02708915 = score(doc=2742,freq=2.0), product of:
            0.11669282 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.033323385 = queryNorm
            0.23214069 = fieldWeight in 2742, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=2742)
      0.33333334 = coord(1/3)
  0.125 = coord(1/8)
    Date
    22. 3.2009 17:49:11
  3. Jansen, B.J.; Spink, A.; Koshman, S.: Web searcher interaction with the Dogpile.com metasearch engine (2007) 0.00 
    9.4913365E-4 = product of:
  0.007593069 = sum of:
    0.007593069 = product of:
      0.022779208 = sum of:
        0.022779208 = weight(_text_:29 in 270) [ClassicSimilarity], result of:
          0.022779208 = score(doc=270,freq=2.0), product of:
            0.11722125 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.033323385 = queryNorm
            0.19432661 = fieldWeight in 270, 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=270)
      0.33333334 = coord(1/3)
  0.125 = coord(1/8)
    Date
    29. 4.2007 21:12:02

Authors

Themes