Search (4 results, page 1 of 1)

  • × author_ss:"Raan, A.F.J. van"
  • × theme_ss:"Informetrie"
  1. Raan, A.F.J. van: Statistical properties of bibliometric indicators : research group indicator distributions and correlations (2006) 0.01
    0.0060899956 = product of:
      0.018269986 = sum of:
        0.018269986 = product of:
          0.054809954 = sum of:
            0.054809954 = weight(_text_:22 in 5275) [ClassicSimilarity], result of:
              0.054809954 = score(doc=5275,freq=4.0), product of:
                0.16695258 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.047675814 = queryNorm
                0.32829654 = fieldWeight in 5275, 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=5275)
          0.33333334 = coord(1/3)
      0.33333334 = coord(1/3)
    
    Date
    22. 7.2006 16:20:22
  2. Raan, A.F.J. van: Scaling rules in the science system : influence of field-specific citation characteristics on the impact of research groups (2008) 0.00
    0.0043062763 = product of:
      0.012918829 = sum of:
        0.012918829 = product of:
          0.038756486 = sum of:
            0.038756486 = weight(_text_:22 in 2758) [ClassicSimilarity], result of:
              0.038756486 = score(doc=2758,freq=2.0), product of:
                0.16695258 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.047675814 = queryNorm
                0.23214069 = fieldWeight in 2758, 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=2758)
          0.33333334 = coord(1/3)
      0.33333334 = coord(1/3)
    
    Date
    22. 3.2009 19:03:12
  3. Raan, A.F.J. van; Noyons, E.C.M.: Discovery of patterns of scientific and technological development and knowledge transfer (2002) 0.00
    0.0036211384 = product of:
      0.010863415 = sum of:
        0.010863415 = product of:
          0.032590244 = sum of:
            0.032590244 = weight(_text_:29 in 3603) [ClassicSimilarity], result of:
              0.032590244 = score(doc=3603,freq=2.0), product of:
                0.1677086 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.047675814 = queryNorm
                0.19432661 = fieldWeight in 3603, 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=3603)
          0.33333334 = coord(1/3)
      0.33333334 = coord(1/3)
    
    Source
    Gaining insight from research information (CRIS2002): Proceedings of the 6th International Conference an Current Research Information Systems, University of Kassel, August 29 - 31, 2002. Eds: W. Adamczak u. A. Nase
  4. Costas, R.; Bordons, M.; Leeuwen, T.N. van; Raan, A.F.J. van: Scaling rules in the science system : Influence of field-specific citation characteristics on the impact of individual researchers (2009) 0.00
    0.0035885642 = product of:
      0.010765692 = sum of:
        0.010765692 = product of:
          0.032297075 = sum of:
            0.032297075 = weight(_text_:22 in 2759) [ClassicSimilarity], result of:
              0.032297075 = score(doc=2759,freq=2.0), product of:
                0.16695258 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.047675814 = queryNorm
                0.19345059 = fieldWeight in 2759, 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=2759)
          0.33333334 = coord(1/3)
      0.33333334 = coord(1/3)
    
    Date
    22. 3.2009 19:02:48