Search (9 results, page 1 of 1)

  • × theme_ss:"Citation indexing"
  • × theme_ss:"Informetrie"
  1. Morris, S.A.; Yen, G.; Wu, Z.; Asnake, B.: Time line visualization of research fronts (2003) 0.02
    0.024667162 = product of:
      0.049334325 = sum of:
        0.049334325 = product of:
          0.09866865 = sum of:
            0.09866865 = weight(_text_:z in 1452) [ClassicSimilarity], result of:
              0.09866865 = score(doc=1452,freq=2.0), product of:
                0.23903055 = queryWeight, product of:
                  5.337313 = idf(docFreq=577, maxDocs=44218)
                  0.04478481 = queryNorm
                0.41278675 = fieldWeight in 1452, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  5.337313 = idf(docFreq=577, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1452)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  2. Nicolaisen, J.: Citation analysis (2007) 0.02
    0.024270894 = product of:
      0.048541788 = sum of:
        0.048541788 = product of:
          0.097083576 = sum of:
            0.097083576 = weight(_text_:22 in 6091) [ClassicSimilarity], result of:
              0.097083576 = score(doc=6091,freq=2.0), product of:
                0.15682878 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04478481 = queryNorm
                0.61904186 = fieldWeight in 6091, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.125 = fieldNorm(doc=6091)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    13. 7.2008 19:53:22
  3. Van der Veer Martens, B.: Do citation systems represent theories of truth? (2001) 0.02
    0.021452643 = product of:
      0.042905286 = sum of:
        0.042905286 = product of:
          0.08581057 = sum of:
            0.08581057 = weight(_text_:22 in 3925) [ClassicSimilarity], result of:
              0.08581057 = score(doc=3925,freq=4.0), product of:
                0.15682878 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04478481 = queryNorm
                0.54716086 = fieldWeight in 3925, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.078125 = fieldNorm(doc=3925)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 7.2006 15:22:28
  4. Larivière, V.; Gingras, Y.; Archambault, E.: ¬The decline in the concentration of citations, 1900-2007 (2009) 0.01
    0.012871586 = product of:
      0.025743172 = sum of:
        0.025743172 = product of:
          0.051486343 = sum of:
            0.051486343 = weight(_text_:22 in 2763) [ClassicSimilarity], result of:
              0.051486343 = score(doc=2763,freq=4.0), product of:
                0.15682878 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04478481 = queryNorm
                0.32829654 = fieldWeight in 2763, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2763)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 3.2009 19:22:35
  5. Chan, H.C.; Kim, H.-W.; Tan, W.C.: Information systems citation patterns from International Conference on Information Systems articles (2006) 0.01
    0.0091015855 = product of:
      0.018203171 = sum of:
        0.018203171 = product of:
          0.036406342 = sum of:
            0.036406342 = weight(_text_:22 in 201) [ClassicSimilarity], result of:
              0.036406342 = score(doc=201,freq=2.0), product of:
                0.15682878 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04478481 = queryNorm
                0.23214069 = fieldWeight in 201, 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=201)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    3. 1.2007 17:22:03
  6. H-Index auch im Web of Science (2008) 0.01
    0.0091015855 = product of:
      0.018203171 = sum of:
        0.018203171 = product of:
          0.036406342 = sum of:
            0.036406342 = weight(_text_:22 in 590) [ClassicSimilarity], result of:
              0.036406342 = score(doc=590,freq=2.0), product of:
                0.15682878 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04478481 = queryNorm
                0.23214069 = fieldWeight in 590, 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=590)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    6. 4.2008 19:04:22
  7. Mingers, J.; Burrell, Q.L.: Modeling citation behavior in Management Science journals (2006) 0.01
    0.0091015855 = product of:
      0.018203171 = sum of:
        0.018203171 = product of:
          0.036406342 = sum of:
            0.036406342 = weight(_text_:22 in 994) [ClassicSimilarity], result of:
              0.036406342 = score(doc=994,freq=2.0), product of:
                0.15682878 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04478481 = queryNorm
                0.23214069 = fieldWeight in 994, 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=994)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    26.12.2007 19:22:05
  8. Hayer, L.: Lazarsfeld zitiert : eine bibliometrische Analyse (2008) 0.01
    0.0075846547 = product of:
      0.015169309 = sum of:
        0.015169309 = product of:
          0.030338619 = sum of:
            0.030338619 = weight(_text_:22 in 1934) [ClassicSimilarity], result of:
              0.030338619 = score(doc=1934,freq=2.0), product of:
                0.15682878 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04478481 = queryNorm
                0.19345059 = fieldWeight in 1934, 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=1934)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 6.2008 12:54:12
  9. Ahlgren, P.; Jarneving, B.; Rousseau, R.: Requirements for a cocitation similarity measure, with special reference to Pearson's correlation coefficient (2003) 0.01
    0.0060677235 = product of:
      0.012135447 = sum of:
        0.012135447 = product of:
          0.024270894 = sum of:
            0.024270894 = weight(_text_:22 in 5171) [ClassicSimilarity], result of:
              0.024270894 = score(doc=5171,freq=2.0), product of:
                0.15682878 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04478481 = queryNorm
                0.15476047 = fieldWeight in 5171, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03125 = fieldNorm(doc=5171)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    9. 7.2006 10:22:35