Search (2 results, page 1 of 1)

  • × author_ss:"Su, L.T."
  • × theme_ss:"Benutzerstudien"
  1. Su, L.T.: ¬A comprehensive and systematic model of user evaluation of Web search engines : Il. An evaluation by undergraduates (2003) 0.00
    0.0011106387 = product of:
      0.00888511 = sum of:
        0.00888511 = product of:
          0.02665533 = sum of:
            0.02665533 = weight(_text_:22 in 2117) [ClassicSimilarity], result of:
              0.02665533 = score(doc=2117,freq=2.0), product of:
                0.13778883 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.039347667 = queryNorm
                0.19345059 = fieldWeight in 2117, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2117)
          0.33333334 = coord(1/3)
      0.125 = coord(1/8)
    
    Date
    24. 1.2004 18:27:22
  2. Su, L.T.; Chen, H.L.: Evaluation of Web search engines by undergraduate students (1999) 0.00
    8.9657627E-4 = product of:
      0.00717261 = sum of:
        0.00717261 = product of:
          0.02151783 = sum of:
            0.02151783 = weight(_text_:29 in 6546) [ClassicSimilarity], result of:
              0.02151783 = score(doc=6546,freq=2.0), product of:
                0.13841279 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.039347667 = queryNorm
                0.15546128 = fieldWeight in 6546, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.03125 = fieldNorm(doc=6546)
          0.33333334 = coord(1/3)
      0.125 = coord(1/8)
    
    Date
    29. 9.2001 20:39:10