Search (3 results, page 1 of 1)

  • × author_ss:"Bornmann, L."
  • × author_ss:"Leydesdorff, L."
  1. Leydesdorff, L.; Radicchi, F.; Bornmann, L.; Castellano, C.; Nooy, W. de: Field-normalized impact factors (IFs) : a comparison of rescaling and fractionally counted IFs (2013) 0.00
    0.0019701326 = product of:
      0.009850662 = sum of:
        0.009850662 = product of:
          0.029551985 = sum of:
            0.029551985 = weight(_text_:f in 1108) [ClassicSimilarity], result of:
              0.029551985 = score(doc=1108,freq=2.0), product of:
                0.11184496 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.028060954 = queryNorm
                0.26422277 = fieldWeight in 1108, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.046875 = fieldNorm(doc=1108)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
  2. Leydesdorff, L.; Bornmann, L.; Wagner, C.S.: ¬The relative influences of government funding and international collaboration on citation impact (2019) 0.00
    0.0011405615 = product of:
      0.0057028076 = sum of:
        0.0057028076 = product of:
          0.02281123 = sum of:
            0.02281123 = weight(_text_:22 in 4681) [ClassicSimilarity], result of:
              0.02281123 = score(doc=4681,freq=2.0), product of:
                0.09826468 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.028060954 = 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)
      0.2 = coord(1/5)
    
    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) 0.00
    9.5046795E-4 = product of:
      0.00475234 = sum of:
        0.00475234 = product of:
          0.01900936 = sum of:
            0.01900936 = weight(_text_:22 in 4186) [ClassicSimilarity], result of:
              0.01900936 = score(doc=4186,freq=2.0), product of:
                0.09826468 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.028060954 = 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)
      0.2 = coord(1/5)
    
    Date
    22. 1.2011 12:51:07