Search (13 results, page 1 of 1)

  • × theme_ss:"Citation indexing"
  • × theme_ss:"Informetrie"
  1. Nicolaisen, J.: Citation analysis (2007) 0.02
    0.024663411 = product of:
      0.049326822 = sum of:
        0.049326822 = product of:
          0.098653644 = sum of:
            0.098653644 = weight(_text_:22 in 6091) [ClassicSimilarity], result of:
              0.098653644 = score(doc=6091,freq=2.0), product of:
                0.15936506 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045509085 = 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
  2. Van der Veer Martens, B.: Do citation systems represent theories of truth? (2001) 0.02
    0.021799581 = product of:
      0.043599162 = sum of:
        0.043599162 = product of:
          0.087198325 = sum of:
            0.087198325 = weight(_text_:22 in 3925) [ClassicSimilarity], result of:
              0.087198325 = score(doc=3925,freq=4.0), product of:
                0.15936506 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045509085 = 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
  3. Larivière, V.; Gingras, Y.; Archambault, E.: ¬The decline in the concentration of citations, 1900-2007 (2009) 0.01
    0.013079749 = product of:
      0.026159499 = sum of:
        0.026159499 = product of:
          0.052318998 = sum of:
            0.052318998 = weight(_text_:22 in 2763) [ClassicSimilarity], result of:
              0.052318998 = score(doc=2763,freq=4.0), product of:
                0.15936506 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045509085 = 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
  4. Shibata, N.; Kajikawa, Y.; Matsushima, K.: Topological analysis of citation networks to discover the future core articles (2007) 0.01
    0.009611183 = product of:
      0.019222366 = sum of:
        0.019222366 = product of:
          0.03844473 = sum of:
            0.03844473 = weight(_text_:k in 286) [ClassicSimilarity], result of:
              0.03844473 = score(doc=286,freq=2.0), product of:
                0.16245733 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.045509085 = queryNorm
                0.23664509 = fieldWeight in 286, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.046875 = fieldNorm(doc=286)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  5. Chan, H.C.; Kim, H.-W.; Tan, W.C.: Information systems citation patterns from International Conference on Information Systems articles (2006) 0.01
    0.009248778 = product of:
      0.018497556 = sum of:
        0.018497556 = product of:
          0.036995113 = sum of:
            0.036995113 = weight(_text_:22 in 201) [ClassicSimilarity], result of:
              0.036995113 = score(doc=201,freq=2.0), product of:
                0.15936506 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045509085 = 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
    0.009248778 = product of:
      0.018497556 = sum of:
        0.018497556 = product of:
          0.036995113 = sum of:
            0.036995113 = weight(_text_:22 in 590) [ClassicSimilarity], result of:
              0.036995113 = score(doc=590,freq=2.0), product of:
                0.15936506 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045509085 = 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
    0.009248778 = product of:
      0.018497556 = sum of:
        0.018497556 = product of:
          0.036995113 = sum of:
            0.036995113 = weight(_text_:22 in 994) [ClassicSimilarity], result of:
              0.036995113 = score(doc=994,freq=2.0), product of:
                0.15936506 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045509085 = 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. Hyland, K.: Self-citation and self-reference : credibility and promotion in academic publication (2003) 0.01
    0.008009318 = product of:
      0.016018637 = sum of:
        0.016018637 = product of:
          0.032037273 = sum of:
            0.032037273 = weight(_text_:k in 5156) [ClassicSimilarity], result of:
              0.032037273 = score(doc=5156,freq=2.0), product of:
                0.16245733 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.045509085 = queryNorm
                0.19720423 = fieldWeight in 5156, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=5156)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  9. Kousha, K.; Thelwall, M.: Google Scholar citations and Google Web/URL citations : a multi-discipline exploratory analysis (2007) 0.01
    0.008009318 = product of:
      0.016018637 = sum of:
        0.016018637 = product of:
          0.032037273 = sum of:
            0.032037273 = weight(_text_:k in 337) [ClassicSimilarity], result of:
              0.032037273 = score(doc=337,freq=2.0), product of:
                0.16245733 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.045509085 = queryNorm
                0.19720423 = fieldWeight in 337, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=337)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  10. Kousha, K.; Thelwall, M.: Google book search : citation analysis for social science and the humanities (2009) 0.01
    0.008009318 = product of:
      0.016018637 = sum of:
        0.016018637 = product of:
          0.032037273 = sum of:
            0.032037273 = weight(_text_:k in 2946) [ClassicSimilarity], result of:
              0.032037273 = score(doc=2946,freq=2.0), product of:
                0.16245733 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.045509085 = queryNorm
                0.19720423 = fieldWeight in 2946, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2946)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  11. Thelwall, M.; Kousha, K.; Stuart, E.; Makita, M.; Abdoli, M.; Wilson, P.; Levitt, J.: In which fields are citations indicators of research quality? (2023) 0.01
    0.008009318 = product of:
      0.016018637 = sum of:
        0.016018637 = product of:
          0.032037273 = sum of:
            0.032037273 = weight(_text_:k in 1033) [ClassicSimilarity], result of:
              0.032037273 = score(doc=1033,freq=2.0), product of:
                0.16245733 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.045509085 = queryNorm
                0.19720423 = fieldWeight in 1033, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=1033)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  12. Hayer, L.: Lazarsfeld zitiert : eine bibliometrische Analyse (2008) 0.01
    0.007707316 = product of:
      0.015414632 = sum of:
        0.015414632 = product of:
          0.030829264 = sum of:
            0.030829264 = weight(_text_:22 in 1934) [ClassicSimilarity], result of:
              0.030829264 = score(doc=1934,freq=2.0), product of:
                0.15936506 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045509085 = 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
  13. Ahlgren, P.; Jarneving, B.; Rousseau, R.: Requirements for a cocitation similarity measure, with special reference to Pearson's correlation coefficient (2003) 0.01
    0.006165853 = product of:
      0.012331706 = sum of:
        0.012331706 = product of:
          0.024663411 = sum of:
            0.024663411 = weight(_text_:22 in 5171) [ClassicSimilarity], result of:
              0.024663411 = score(doc=5171,freq=2.0), product of:
                0.15936506 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045509085 = 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