Search (2 results, page 1 of 1)

  • × author_ss:"Zhou, Q."
  1. Zhou, Q.; Lee, C.S.; Sin, S.-C.J.; Lin, S.; Hu, H.; Ismail, M.F.F. Bin: Understanding the use of YouTube as a learning resource : a social cognitive perspective (2020) 0.00
    0.0047937916 = product of:
      0.014381374 = sum of:
        0.014381374 = product of:
          0.028762748 = sum of:
            0.028762748 = weight(_text_:22 in 174) [ClassicSimilarity], result of:
              0.028762748 = score(doc=174,freq=2.0), product of:
                0.14868267 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.042458568 = queryNorm
                0.19345059 = fieldWeight in 174, 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=174)
          0.5 = coord(1/2)
      0.33333334 = coord(1/3)
    
    Date
    20. 1.2015 18:30:22
  2. Zhou, Q.; Leydesdorff, L.: ¬The normalization of occurrence and co-occurrence matrices in bibliometrics using Cosine similarities and Ochiai coefficients (2016) 0.00
    0.0032724603 = product of:
      0.00981738 = sum of:
        0.00981738 = product of:
          0.049086902 = sum of:
            0.049086902 = weight(_text_:54 in 3161) [ClassicSimilarity], result of:
              0.049086902 = score(doc=3161,freq=2.0), product of:
                0.17731167 = queryWeight, product of:
                  4.1761107 = idf(docFreq=1845, maxDocs=44218)
                  0.042458568 = queryNorm
                0.27683964 = fieldWeight in 3161, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  4.1761107 = idf(docFreq=1845, maxDocs=44218)
                  0.046875 = fieldNorm(doc=3161)
          0.2 = coord(1/5)
      0.33333334 = coord(1/3)
    
    Date
    18.10.2016 14:26:54