Search (1 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) 0.01
    0.0089536635 = product of:
      0.035814654 = sum of:
        0.035814654 = weight(_text_:22 in 2117) [ClassicSimilarity], result of:
          0.035814654 = score(doc=2117,freq=2.0), product of:
            0.18513593 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.052868344 = 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)
      0.25 = coord(1/4)
    
    Date
    24. 1.2004 18:27:22