Search (3 results, page 1 of 1)

  • × author_ss:"Bornmann, L."
  • × author_ss:"Leydesdorff, L."
  1. Leydesdorff, L.; Bornmann, L.; Mutz, R.; Opthof, T.: Turning the tables on citation analysis one more time : principles for comparing sets of documents (2011) 0.01
    0.011671098 = product of:
      0.023342196 = sum of:
        0.023342196 = product of:
          0.04668439 = sum of:
            0.04668439 = weight(_text_:t in 4485) [ClassicSimilarity], result of:
              0.04668439 = score(doc=4485,freq=2.0), product of:
                0.17876579 = queryWeight, product of:
                  3.9394085 = idf(docFreq=2338, maxDocs=44218)
                  0.04537884 = queryNorm
                0.26114836 = fieldWeight in 4485, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.9394085 = idf(docFreq=2338, maxDocs=44218)
                  0.046875 = fieldNorm(doc=4485)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  2. Leydesdorff, L.; Bornmann, L.; Wagner, C.S.: ¬The relative influences of government funding and international collaboration on citation impact (2019) 0.01
    0.00922231 = product of:
      0.01844462 = sum of:
        0.01844462 = product of:
          0.03688924 = sum of:
            0.03688924 = weight(_text_:22 in 4681) [ClassicSimilarity], result of:
              0.03688924 = score(doc=4681,freq=2.0), product of:
                0.15890898 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04537884 = 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)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    8. 1.2019 18:22:45
  3. 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) 0.01
    0.0076852585 = product of:
      0.015370517 = sum of:
        0.015370517 = product of:
          0.030741034 = sum of:
            0.030741034 = weight(_text_:22 in 4186) [ClassicSimilarity], result of:
              0.030741034 = score(doc=4186,freq=2.0), product of:
                0.15890898 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04537884 = 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)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 1.2011 12:51:07