Search (4 results, page 1 of 1)

  • × author_ss:"Bordons, M."
  • × theme_ss:"Informetrie"
  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) 0.02
    0.018214198 = product of:
      0.036428396 = sum of:
        0.036428396 = sum of:
          0.0052524996 = weight(_text_:e in 2759) [ClassicSimilarity], result of:
            0.0052524996 = score(doc=2759,freq=2.0), product of:
              0.06614887 = queryWeight, product of:
                1.43737 = idf(docFreq=28552, maxDocs=44218)
                0.04602077 = queryNorm
              0.07940422 = fieldWeight in 2759, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                1.43737 = idf(docFreq=28552, maxDocs=44218)
                0.0390625 = fieldNorm(doc=2759)
          0.031175895 = weight(_text_:22 in 2759) [ClassicSimilarity], result of:
            0.031175895 = score(doc=2759,freq=2.0), product of:
              0.1611569 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.04602077 = 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)
    
    Date
    22. 3.2009 19:02:48
    Language
    e
  2. 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
    0.0015757497 = product of:
      0.0031514994 = sum of:
        0.0031514994 = product of:
          0.006302999 = sum of:
            0.006302999 = weight(_text_:e in 3700) [ClassicSimilarity], result of:
              0.006302999 = score(doc=3700,freq=2.0), product of:
                0.06614887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.04602077 = queryNorm
                0.09528506 = fieldWeight in 3700, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=3700)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  3. Bordons, M.; Bravo, C.; Barrigón, S.: Time-tracking of the research profile of a drug using bibliometric tools (2004) 0.00
    0.0013131249 = product of:
      0.0026262498 = sum of:
        0.0026262498 = product of:
          0.0052524996 = sum of:
            0.0052524996 = weight(_text_:e in 2229) [ClassicSimilarity], result of:
              0.0052524996 = score(doc=2229,freq=2.0), product of:
                0.06614887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.04602077 = queryNorm
                0.07940422 = fieldWeight in 2229, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2229)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  4. 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
    0.0013131249 = product of:
      0.0026262498 = sum of:
        0.0026262498 = product of:
          0.0052524996 = sum of:
            0.0052524996 = weight(_text_:e in 516) [ClassicSimilarity], result of:
              0.0052524996 = score(doc=516,freq=2.0), product of:
                0.06614887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.04602077 = queryNorm
                0.07940422 = fieldWeight in 516, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=516)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e