Search (20 results, page 1 of 1)

  • × theme_ss:"Citation indexing"
  • × theme_ss:"Informetrie"
  • × type_ss:"a"
  1. Nicolaisen, J.: Citation analysis (2007) 0.01
    0.007301656 = product of:
      0.029206624 = sum of:
        0.029206624 = product of:
          0.08761987 = sum of:
            0.08761987 = weight(_text_:22 in 6091) [ClassicSimilarity], result of:
              0.08761987 = score(doc=6091,freq=2.0), product of:
                0.14154111 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.040419187 = 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)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    13. 7.2008 19:53:22
  2. Van der Veer Martens, B.: Do citation systems represent theories of truth? (2001) 0.01
    0.006453813 = product of:
      0.025815252 = sum of:
        0.025815252 = product of:
          0.07744575 = sum of:
            0.07744575 = weight(_text_:22 in 3925) [ClassicSimilarity], result of:
              0.07744575 = score(doc=3925,freq=4.0), product of:
                0.14154111 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.040419187 = 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)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    22. 7.2006 15:22:28
  3. Larivière, V.; Gingras, Y.; Archambault, E.: ¬The decline in the concentration of citations, 1900-2007 (2009) 0.00
    0.0038722882 = product of:
      0.015489153 = sum of:
        0.015489153 = product of:
          0.046467457 = sum of:
            0.046467457 = weight(_text_:22 in 2763) [ClassicSimilarity], result of:
              0.046467457 = score(doc=2763,freq=4.0), product of:
                0.14154111 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.040419187 = 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)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    22. 3.2009 19:22:35
  4. Garfield, E.; Pudovkin, A.I.; Istomin, V.S.: Why do we need algorithmic historiography? (2003) 0.00
    0.003683968 = product of:
      0.014735872 = sum of:
        0.014735872 = product of:
          0.044207614 = sum of:
            0.044207614 = weight(_text_:29 in 1606) [ClassicSimilarity], result of:
              0.044207614 = score(doc=1606,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.31092256 = fieldWeight in 1606, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0625 = fieldNorm(doc=1606)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    29. 3.2003 19:52:23
  5. Kurtz, M.J.; Eichhorn, G.; Accomazzi, A.; Grant, C.; Demleitner, M.; Henneken, E.; Murray, S.S.: ¬The effect of use and access on citations (2005) 0.00
    0.003683968 = product of:
      0.014735872 = sum of:
        0.014735872 = product of:
          0.044207614 = sum of:
            0.044207614 = weight(_text_:29 in 1064) [ClassicSimilarity], result of:
              0.044207614 = score(doc=1064,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.31092256 = fieldWeight in 1064, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0625 = fieldNorm(doc=1064)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    27.12.2007 17:16:29
  6. Morris, S.A.; Yen, G.; Wu, Z.; Asnake, B.: Time line visualization of research fronts (2003) 0.00
    0.0032234718 = product of:
      0.012893887 = sum of:
        0.012893887 = product of:
          0.03868166 = sum of:
            0.03868166 = weight(_text_:29 in 1452) [ClassicSimilarity], result of:
              0.03868166 = score(doc=1452,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.27205724 = fieldWeight in 1452, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1452)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    29. 3.2003 19:51:59
  7. Chen, C.; Paul, R.J.; O'Keefe, B.: Fitting the Jigsaw of citation : information visualization in domain analysis (2001) 0.00
    0.0027629759 = product of:
      0.0110519035 = sum of:
        0.0110519035 = product of:
          0.03315571 = sum of:
            0.03315571 = weight(_text_:29 in 5766) [ClassicSimilarity], result of:
              0.03315571 = score(doc=5766,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.23319192 = fieldWeight in 5766, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046875 = fieldNorm(doc=5766)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    29. 9.2001 14:00:53
  8. Davis, P.M.; Cohen, S.A.: ¬The effect of the Web on undergraduate citation behavior 1996-1999 (2001) 0.00
    0.0027629759 = product of:
      0.0110519035 = sum of:
        0.0110519035 = product of:
          0.03315571 = sum of:
            0.03315571 = weight(_text_:29 in 5768) [ClassicSimilarity], result of:
              0.03315571 = score(doc=5768,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.23319192 = fieldWeight in 5768, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046875 = fieldNorm(doc=5768)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    29. 9.2001 14:01:09
  9. Frandsen, T.F.; Rousseau, R.: Article impact calculated over arbitrary periods (2005) 0.00
    0.0027629759 = product of:
      0.0110519035 = sum of:
        0.0110519035 = product of:
          0.03315571 = sum of:
            0.03315571 = weight(_text_:29 in 3264) [ClassicSimilarity], result of:
              0.03315571 = score(doc=3264,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.23319192 = fieldWeight in 3264, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046875 = fieldNorm(doc=3264)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    20. 3.2005 10:29:08
  10. Aksnes, D.W.: Citation rates and perceptions of scientific contribution (2006) 0.00
    0.0027629759 = product of:
      0.0110519035 = sum of:
        0.0110519035 = product of:
          0.03315571 = sum of:
            0.03315571 = weight(_text_:29 in 4925) [ClassicSimilarity], result of:
              0.03315571 = score(doc=4925,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.23319192 = fieldWeight in 4925, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046875 = fieldNorm(doc=4925)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    11. 2.2006 17:52:29
  11. González, L.; Campanario, J.M.: Structure of the impact factor of journals included in the Social Sciences Citation Index : citations from documents labeled "Editorial Material" (2007) 0.00
    0.0027629759 = product of:
      0.0110519035 = sum of:
        0.0110519035 = product of:
          0.03315571 = sum of:
            0.03315571 = weight(_text_:29 in 75) [ClassicSimilarity], result of:
              0.03315571 = score(doc=75,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.23319192 = fieldWeight in 75, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046875 = fieldNorm(doc=75)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    3. 3.2007 18:29:17
  12. Chan, H.C.; Kim, H.-W.; Tan, W.C.: Information systems citation patterns from International Conference on Information Systems articles (2006) 0.00
    0.002738121 = product of:
      0.010952484 = sum of:
        0.010952484 = product of:
          0.03285745 = sum of:
            0.03285745 = weight(_text_:22 in 201) [ClassicSimilarity], result of:
              0.03285745 = score(doc=201,freq=2.0), product of:
                0.14154111 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.040419187 = 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)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    3. 1.2007 17:22:03
  13. H-Index auch im Web of Science (2008) 0.00
    0.002738121 = product of:
      0.010952484 = sum of:
        0.010952484 = product of:
          0.03285745 = sum of:
            0.03285745 = weight(_text_:22 in 590) [ClassicSimilarity], result of:
              0.03285745 = score(doc=590,freq=2.0), product of:
                0.14154111 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.040419187 = 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)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    6. 4.2008 19:04:22
  14. Mingers, J.; Burrell, Q.L.: Modeling citation behavior in Management Science journals (2006) 0.00
    0.002738121 = product of:
      0.010952484 = sum of:
        0.010952484 = product of:
          0.03285745 = sum of:
            0.03285745 = weight(_text_:22 in 994) [ClassicSimilarity], result of:
              0.03285745 = score(doc=994,freq=2.0), product of:
                0.14154111 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.040419187 = 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)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    26.12.2007 19:22:05
  15. Case, D.O.; Higgins, G.M.: How can we investigate citation behavior? : A study of reasons for citing literature in communication (2000) 0.00
    0.00230248 = product of:
      0.00920992 = sum of:
        0.00920992 = product of:
          0.02762976 = sum of:
            0.02762976 = weight(_text_:29 in 4775) [ClassicSimilarity], result of:
              0.02762976 = score(doc=4775,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.19432661 = fieldWeight in 4775, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4775)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    19. 5.2000 20:15:29
  16. Marion, L.S.; McCain, K.W.: Contrasting views of software engineering journals : author cocitation choices and indexer vocabulary assignments (2001) 0.00
    0.00230248 = product of:
      0.00920992 = sum of:
        0.00920992 = product of:
          0.02762976 = sum of:
            0.02762976 = weight(_text_:29 in 5767) [ClassicSimilarity], result of:
              0.02762976 = score(doc=5767,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.19432661 = fieldWeight in 5767, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=5767)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    29. 9.2001 14:01:01
  17. Hayer, L.: Lazarsfeld zitiert : eine bibliometrische Analyse (2008) 0.00
    0.0022817675 = product of:
      0.00912707 = sum of:
        0.00912707 = product of:
          0.02738121 = sum of:
            0.02738121 = weight(_text_:22 in 1934) [ClassicSimilarity], result of:
              0.02738121 = score(doc=1934,freq=2.0), product of:
                0.14154111 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.040419187 = 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)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    22. 6.2008 12:54:12
  18. White, H.D.: Authors as citers over time (2001) 0.00
    0.001841984 = product of:
      0.007367936 = sum of:
        0.007367936 = product of:
          0.022103807 = sum of:
            0.022103807 = weight(_text_:29 in 5581) [ClassicSimilarity], result of:
              0.022103807 = score(doc=5581,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.15546128 = fieldWeight in 5581, 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=5581)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    29. 9.2001 13:58:38
  19. Frohlich, C.; Resler, L.: Analysis of publications and citations from a geophysics research institute (2001) 0.00
    0.001841984 = product of:
      0.007367936 = sum of:
        0.007367936 = product of:
          0.022103807 = sum of:
            0.022103807 = weight(_text_:29 in 5797) [ClassicSimilarity], result of:
              0.022103807 = score(doc=5797,freq=2.0), product of:
                0.14218207 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.040419187 = queryNorm
                0.15546128 = fieldWeight in 5797, 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=5797)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    29. 9.2001 14:01:26
  20. Ahlgren, P.; Jarneving, B.; Rousseau, R.: Requirements for a cocitation similarity measure, with special reference to Pearson's correlation coefficient (2003) 0.00
    0.001825414 = product of:
      0.007301656 = sum of:
        0.007301656 = product of:
          0.021904968 = sum of:
            0.021904968 = weight(_text_:22 in 5171) [ClassicSimilarity], result of:
              0.021904968 = score(doc=5171,freq=2.0), product of:
                0.14154111 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.040419187 = 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)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Date
    9. 7.2006 10:22:35