Search (2 results, page 1 of 1)

  • × author_ss:"Oppenheim, C."
  • × theme_ss:"Informetrie"
  1. Norris, M.; Oppenheim, C.; Rowland, F.: ¬The citation advantage of open-access articles (2008) 0.00
    0.002111581 = product of:
      0.010557904 = sum of:
        0.010557904 = product of:
          0.03167371 = sum of:
            0.03167371 = weight(_text_:f in 2374) [ClassicSimilarity], result of:
              0.03167371 = score(doc=2374,freq=2.0), product of:
                0.14385001 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.036090754 = queryNorm
                0.22018565 = fieldWeight in 2374, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2374)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
  2. Norris, M.; Oppenheim, C.: ¬The h-index : a broad review of a new bibliometric indicator (2010) 0.00
    0.0016299331 = product of:
      0.008149666 = sum of:
        0.008149666 = product of:
          0.024448996 = sum of:
            0.024448996 = weight(_text_:22 in 4147) [ClassicSimilarity], result of:
              0.024448996 = score(doc=4147,freq=2.0), product of:
                0.12638368 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.036090754 = queryNorm
                0.19345059 = fieldWeight in 4147, 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=4147)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Date
    8. 1.2011 19:22:13