Search (2 results, page 1 of 1)

  • × author_ss:"Zhang, Y."
  • × theme_ss:"Internet"
  1. Zhang, Y.: ¬The impact of Internet-based electronic resources on formal scholarly communication in the area of library and information science : a citation analysis (1998) 0.01 
    0.01213347 = product of:
  0.02426694 = sum of:
    0.02426694 = product of:
      0.04853388 = sum of:
        0.04853388 = weight(_text_:22 in 2808) [ClassicSimilarity], result of:
          0.04853388 = score(doc=2808,freq=4.0), product of:
            0.1774026 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.050659977 = queryNorm
            0.27358043 = fieldWeight in 2808, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2808)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    30. 1.1999 17:22:22
  2. Zhang, Y.; Jansen, B.J.; Spink, A.: Identification of factors predicting clickthrough in Web searching using neural network analysis (2009) 0.01 
    0.01029559 = product of:
  0.02059118 = sum of:
    0.02059118 = product of:
      0.04118236 = sum of:
        0.04118236 = weight(_text_:22 in 2742) [ClassicSimilarity], result of:
          0.04118236 = score(doc=2742,freq=2.0), product of:
            0.1774026 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.050659977 = 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)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 3.2009 17:49:11

Authors

Years