Search (4 results, page 1 of 1)

  • × author_ss:"Bordons, M."
  • × theme_ss:"Informetrie"
  • × type_ss:"a"
  1. 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) 0.01 
    0.007120773 = product of:
  0.033230275 = sum of:
    0.019013375 = weight(_text_:system in 2759) [ClassicSimilarity], result of:
      0.019013375 = score(doc=2759,freq=4.0), product of:
        0.07727166 = queryWeight, product of:
          3.1495528 = idf(docFreq=5152, maxDocs=44218)
          0.02453417 = queryNorm
        0.24605882 = fieldWeight in 2759, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          3.1495528 = idf(docFreq=5152, maxDocs=44218)
          0.0390625 = fieldNorm(doc=2759)
    0.005906798 = weight(_text_:information in 2759) [ClassicSimilarity], result of:
      0.005906798 = score(doc=2759,freq=4.0), product of:
        0.04306919 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.02453417 = queryNorm
        0.13714671 = fieldWeight in 2759, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.0390625 = fieldNorm(doc=2759)
    0.008310104 = product of:
      0.016620208 = sum of:
        0.016620208 = weight(_text_:22 in 2759) [ClassicSimilarity], result of:
          0.016620208 = score(doc=2759,freq=2.0), product of:
            0.085914485 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.02453417 = 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)
      0.5 = coord(1/2)
  0.21428572 = coord(3/14)
    Date
    22. 3.2009 19:02:48
    Footnote
    Vgl. auch: Raan, A.F.J. van: Scaling rules in the science system: influence of field-specific citation characteristics on the impact of research groups. In: Journal of the American Society for Information Science and Technology. 59(2008) no.4, S.565-576.
    Source
    Journal of the American Society for Information Science and Technology. 60(2009) no.4, S.740-753
  2. Costas, R.; Leeuwen, T.N. van; Bordons, M.: Referencing patterns of individual researchers : do top scientists rely on more extensive information sources? (2012) 0.00 
    4.2191416E-4 = product of:
  0.005906798 = sum of:
    0.005906798 = weight(_text_:information in 516) [ClassicSimilarity], result of:
      0.005906798 = score(doc=516,freq=4.0), product of:
        0.04306919 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.02453417 = queryNorm
        0.13714671 = fieldWeight in 516, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.0390625 = fieldNorm(doc=516)
  0.071428575 = coord(1/14)
    Source
    Journal of the American Society for Information Science and Technology. 63(2012) no.12, S.2433-2450
  3. Costas, R.; Leeuwen, T.N. van; Bordons, M.: ¬A bibliometric classificatory approach for the study and assessment of research performance at the individual level : the effects of age on productivity and impact (2010) 0.00 
    3.5800604E-4 = product of:
  0.0050120843 = sum of:
    0.0050120843 = weight(_text_:information in 3700) [ClassicSimilarity], result of:
      0.0050120843 = score(doc=3700,freq=2.0), product of:
        0.04306919 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.02453417 = queryNorm
        0.116372846 = fieldWeight in 3700, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.046875 = fieldNorm(doc=3700)
  0.071428575 = coord(1/14)
    Source
    Journal of the American Society for Information Science and Technology. 61(2010) no.8, S.1564-1581
  4. Bordons, M.; Bravo, C.; Barrigón, S.: Time-tracking of the research profile of a drug using bibliometric tools (2004) 0.00 
    2.9833836E-4 = product of:
  0.004176737 = sum of:
    0.004176737 = weight(_text_:information in 2229) [ClassicSimilarity], result of:
      0.004176737 = score(doc=2229,freq=2.0), product of:
        0.04306919 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.02453417 = queryNorm
        0.09697737 = fieldWeight in 2229, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.0390625 = fieldNorm(doc=2229)
  0.071428575 = coord(1/14)
    Source
    Journal of the American Society for Information Science and technology. 55(2004) no.5, S.445-461

Authors

Years