Search (60 results, page 1 of 3)

  • × author_ss:"Bornmann, L."
  1. Marx, W.; Bornmann, L.: On the problems of dealing with bibliometric data (2014) 0.01
    0.009528679 = product of:
      0.023821697 = sum of:
        0.009590596 = weight(_text_:e in 1239) [ClassicSimilarity], result of:
          0.009590596 = score(doc=1239,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.19057012 = fieldWeight in 1239, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=1239)
        0.014231102 = product of:
          0.056924406 = sum of:
            0.056924406 = weight(_text_:22 in 1239) [ClassicSimilarity], result of:
              0.056924406 = score(doc=1239,freq=2.0), product of:
                0.12260756 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.035012428 = queryNorm
                0.46428138 = fieldWeight in 1239, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.09375 = fieldNorm(doc=1239)
          0.25 = coord(1/4)
      0.4 = coord(2/5)
    
    Date
    18. 3.2014 19:13:22
    Language
    e
  2. Bornmann, L.; Mutz, R.: From P100 to P100' : a new citation-rank approach (2014) 0.01
    0.006352453 = product of:
      0.015881132 = sum of:
        0.0063937306 = weight(_text_:e in 1431) [ClassicSimilarity], result of:
          0.0063937306 = score(doc=1431,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.12704675 = fieldWeight in 1431, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0625 = fieldNorm(doc=1431)
        0.009487402 = product of:
          0.037949607 = sum of:
            0.037949607 = weight(_text_:22 in 1431) [ClassicSimilarity], result of:
              0.037949607 = score(doc=1431,freq=2.0), product of:
                0.12260756 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.035012428 = queryNorm
                0.30952093 = fieldWeight in 1431, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0625 = fieldNorm(doc=1431)
          0.25 = coord(1/4)
      0.4 = coord(2/5)
    
    Date
    22. 8.2014 17:05:18
    Language
    e
  3. Bornmann, L.: How to analyze percentile citation impact data meaningfully in bibliometrics : the statistical analysis of distributions, percentile rank classes, and top-cited papers (2013) 0.00
    0.0047643394 = product of:
      0.011910848 = sum of:
        0.004795298 = weight(_text_:e in 656) [ClassicSimilarity], result of:
          0.004795298 = score(doc=656,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.09528506 = fieldWeight in 656, 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=656)
        0.007115551 = product of:
          0.028462203 = sum of:
            0.028462203 = weight(_text_:22 in 656) [ClassicSimilarity], result of:
              0.028462203 = score(doc=656,freq=2.0), product of:
                0.12260756 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.035012428 = queryNorm
                0.23214069 = fieldWeight in 656, 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=656)
          0.25 = coord(1/4)
      0.4 = coord(2/5)
    
    Date
    22. 3.2013 19:44:17
    Language
    e
  4. Leydesdorff, L.; Bornmann, L.; Wagner, C.S.: ¬The relative influences of government funding and international collaboration on citation impact (2019) 0.00
    0.0047643394 = product of:
      0.011910848 = sum of:
        0.004795298 = weight(_text_:e in 4681) [ClassicSimilarity], result of:
          0.004795298 = score(doc=4681,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.09528506 = fieldWeight in 4681, 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=4681)
        0.007115551 = product of:
          0.028462203 = sum of:
            0.028462203 = weight(_text_:22 in 4681) [ClassicSimilarity], result of:
              0.028462203 = score(doc=4681,freq=2.0), product of:
                0.12260756 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.035012428 = queryNorm
                0.23214069 = fieldWeight in 4681, 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=4681)
          0.25 = coord(1/4)
      0.4 = coord(2/5)
    
    Date
    8. 1.2019 18:22:45
    Language
    e
  5. Leydesdorff, L.; Bornmann, L.: How fractional counting of citations affects the impact factor : normalization in terms of differences in citation potentials among fields of science (2011) 0.00
    0.0039702835 = product of:
      0.009925708 = sum of:
        0.0039960817 = weight(_text_:e in 4186) [ClassicSimilarity], result of:
          0.0039960817 = score(doc=4186,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.07940422 = fieldWeight in 4186, 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=4186)
        0.005929626 = product of:
          0.023718504 = sum of:
            0.023718504 = weight(_text_:22 in 4186) [ClassicSimilarity], result of:
              0.023718504 = score(doc=4186,freq=2.0), product of:
                0.12260756 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.035012428 = queryNorm
                0.19345059 = fieldWeight in 4186, 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=4186)
          0.25 = coord(1/4)
      0.4 = coord(2/5)
    
    Date
    22. 1.2011 12:51:07
    Language
    e
  6. Collins, H.; Bornmann, L.: On scientific misconduct (2014) 0.00
    0.0022378059 = product of:
      0.011189029 = sum of:
        0.011189029 = weight(_text_:e in 1247) [ClassicSimilarity], result of:
          0.011189029 = score(doc=1247,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.2223318 = fieldWeight in 1247, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.109375 = fieldNorm(doc=1247)
      0.2 = coord(1/5)
    
    Language
    e
  7. Bornmann, L.: Scientific peer review (2011) 0.00
    0.0022378059 = product of:
      0.011189029 = sum of:
        0.011189029 = weight(_text_:e in 1600) [ClassicSimilarity], result of:
          0.011189029 = score(doc=1600,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.2223318 = fieldWeight in 1600, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.109375 = fieldNorm(doc=1600)
      0.2 = coord(1/5)
    
    Language
    e
  8. Bornmann, L.; Leydesdorff, L.: Statistical tests and research assessments : a comment on Schneider (2012) (2013) 0.00
    0.0019181193 = product of:
      0.009590596 = sum of:
        0.009590596 = weight(_text_:e in 752) [ClassicSimilarity], result of:
          0.009590596 = score(doc=752,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.19057012 = fieldWeight in 752, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=752)
      0.2 = coord(1/5)
    
    Language
    e
  9. Bornmann, L.: On the function of university rankings (2014) 0.00
    0.0019181193 = product of:
      0.009590596 = sum of:
        0.009590596 = weight(_text_:e in 1188) [ClassicSimilarity], result of:
          0.009590596 = score(doc=1188,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.19057012 = fieldWeight in 1188, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=1188)
      0.2 = coord(1/5)
    
    Language
    e
  10. Bornmann, L.: Is there currently a scientific revolution in Scientometrics? (2014) 0.00
    0.0019181193 = product of:
      0.009590596 = sum of:
        0.009590596 = weight(_text_:e in 1206) [ClassicSimilarity], result of:
          0.009590596 = score(doc=1206,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.19057012 = fieldWeight in 1206, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=1206)
      0.2 = coord(1/5)
    
    Language
    e
  11. Bornmann, L.: ¬The reception of publications by scientists in the early days of modern science (2014) 0.00
    0.0019181193 = product of:
      0.009590596 = sum of:
        0.009590596 = weight(_text_:e in 1509) [ClassicSimilarity], result of:
          0.009590596 = score(doc=1509,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.19057012 = fieldWeight in 1509, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=1509)
      0.2 = coord(1/5)
    
    Language
    e
  12. Bornmann, L.; Bauer, J.; Haunschild, R.: Distribution of women and men among highly cited scientists (2015) 0.00
    0.0019181193 = product of:
      0.009590596 = sum of:
        0.009590596 = weight(_text_:e in 2349) [ClassicSimilarity], result of:
          0.009590596 = score(doc=2349,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.19057012 = fieldWeight in 2349, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=2349)
      0.2 = coord(1/5)
    
    Language
    e
  13. Bornmann, L.: What do altmetrics counts mean? : a plea for content analyses (2016) 0.00
    0.0019181193 = product of:
      0.009590596 = sum of:
        0.009590596 = weight(_text_:e in 2858) [ClassicSimilarity], result of:
          0.009590596 = score(doc=2858,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.19057012 = fieldWeight in 2858, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=2858)
      0.2 = coord(1/5)
    
    Language
    e
  14. Besselaar, P. van den; Wagner, C,; Bornmann, L.: Correct assumptions? (2016) 0.00
    0.0019181193 = product of:
      0.009590596 = sum of:
        0.009590596 = weight(_text_:e in 3020) [ClassicSimilarity], result of:
          0.009590596 = score(doc=3020,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.19057012 = fieldWeight in 3020, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=3020)
      0.2 = coord(1/5)
    
    Language
    e
  15. Leydesdorff, L.; Wagner, C,; Bornmann, L.: Replicability and the public/private divide (2016) 0.00
    0.0019181193 = product of:
      0.009590596 = sum of:
        0.009590596 = weight(_text_:e in 3023) [ClassicSimilarity], result of:
          0.009590596 = score(doc=3023,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.19057012 = fieldWeight in 3023, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=3023)
      0.2 = coord(1/5)
    
    Language
    e
  16. Bornmann, L.: Complex tasks and simple solutions : the use of heuristics in the evaluation of research (2015) 0.00
    0.0015984327 = product of:
      0.007992163 = sum of:
        0.007992163 = weight(_text_:e in 8911) [ClassicSimilarity], result of:
          0.007992163 = score(doc=8911,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.15880844 = fieldWeight in 8911, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.078125 = fieldNorm(doc=8911)
      0.2 = coord(1/5)
    
    Language
    e
  17. Bornmann, L.: Nature's top 100 revisited (2015) 0.00
    0.0015984327 = product of:
      0.007992163 = sum of:
        0.007992163 = weight(_text_:e in 2351) [ClassicSimilarity], result of:
          0.007992163 = score(doc=2351,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.15880844 = fieldWeight in 2351, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.078125 = fieldNorm(doc=2351)
      0.2 = coord(1/5)
    
    Language
    e
  18. Bornmann, L.; Bauer, J.: Which of the world's institutions employ the most highly cited researchers : an analysis of the data from highlycited.com (2015) 0.00
    0.0012787462 = product of:
      0.0063937306 = sum of:
        0.0063937306 = weight(_text_:e in 1556) [ClassicSimilarity], result of:
          0.0063937306 = score(doc=1556,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.12704675 = fieldWeight in 1556, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0625 = fieldNorm(doc=1556)
      0.2 = coord(1/5)
    
    Language
    e
  19. Bornmann, L.; Bauer, J.: Which of the world's institutions employ the most highly cited researchers : an analysis of the data from highlycited.com (2015) 0.00
    0.0012787462 = product of:
      0.0063937306 = sum of:
        0.0063937306 = weight(_text_:e in 2223) [ClassicSimilarity], result of:
          0.0063937306 = score(doc=2223,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.12704675 = fieldWeight in 2223, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0625 = fieldNorm(doc=2223)
      0.2 = coord(1/5)
    
    Language
    e
  20. Bornmann, L.; Daniel, H.-D.: What do we know about the h index? (2007) 0.00
    0.0011189029 = product of:
      0.0055945143 = sum of:
        0.0055945143 = weight(_text_:e in 477) [ClassicSimilarity], result of:
          0.0055945143 = score(doc=477,freq=2.0), product of:
            0.05032581 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.035012428 = queryNorm
            0.1111659 = fieldWeight in 477, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0546875 = fieldNorm(doc=477)
      0.2 = coord(1/5)
    
    Language
    e