Search (2 results, page 1 of 1)

  • × author_ss:"Su, L.T."
  • × theme_ss:"Suchmaschinen"
  1. Su, L.T.: ¬A comprehensive and systematic model of user evaluation of Web search engines : Il. An evaluation by undergraduates (2003) 0.00
    0.0030676618 = product of:
      0.009202985 = sum of:
        0.009202985 = product of:
          0.027608955 = sum of:
            0.027608955 = weight(_text_:22 in 2117) [ClassicSimilarity], result of:
              0.027608955 = score(doc=2117,freq=2.0), product of:
                0.14271839 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.040755376 = 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)
      0.33333334 = coord(1/3)
    
    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
    0.0024764063 = product of:
      0.007429219 = sum of:
        0.007429219 = product of:
          0.022287656 = sum of:
            0.022287656 = weight(_text_:29 in 6546) [ClassicSimilarity], result of:
              0.022287656 = score(doc=6546,freq=2.0), product of:
                0.14336467 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040755376 = 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)
      0.33333334 = coord(1/3)
    
    Date
    29. 9.2001 20:39:10