Search (1 results, page 1 of 1)

  • × author_ss:"Zhou, Q."
  • × author_ss:"Leydesdorff, L."
  1. Zhou, Q.; Leydesdorff, L.: ¬The normalization of occurrence and co-occurrence matrices in bibliometrics using Cosine similarities and Ochiai coefficients (2016) 4.45 
    4.4476724 = weight(theme_ss:Informetrie in 3161) [ClassicSimilarity], result of:
  4.4476724 = fieldWeight in 3161, product of:
    1.0 = tf(freq=1.0), with freq of:
      1.0 = termFreq=1.0
    4.4476724 = idf(docFreq=1406, maxDocs=44218)
    1.0 = fieldNorm(doc=3161)
    Theme
    Informetrie