Search (3 results, page 1 of 1)

  • × author_ss:"Li, X."
  • × author_ss:"Thelwall, M."
  1. Li, X.; Thelwall, M.; Kousha, K.: ¬The role of arXiv, RePEc, SSRN and PMC in formal scholarly communication (2015) 0.04
    0.043103583 = product of:
      0.08620717 = sum of:
        0.08620717 = sum of:
          0.051078994 = weight(_text_:x in 2593) [ClassicSimilarity], result of:
            0.051078994 = score(doc=2593,freq=2.0), product of:
              0.21896711 = queryWeight, product of:
                4.2226825 = idf(docFreq=1761, maxDocs=44218)
                0.05185498 = queryNorm
              0.23327245 = fieldWeight in 2593, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.2226825 = idf(docFreq=1761, maxDocs=44218)
                0.0390625 = fieldNorm(doc=2593)
          0.035128172 = weight(_text_:22 in 2593) [ClassicSimilarity], result of:
            0.035128172 = score(doc=2593,freq=2.0), product of:
              0.18158731 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.05185498 = queryNorm
              0.19345059 = fieldWeight in 2593, 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=2593)
      0.5 = coord(1/2)
    
    Date
    20. 1.2015 18:30:22
  2. Thelwall, M.; Li, X.; Barjak, F.; Robinson, S.: Assessing the international web connectivity of research groups (2008) 0.01
    0.012769748 = product of:
      0.025539497 = sum of:
        0.025539497 = product of:
          0.051078994 = sum of:
            0.051078994 = weight(_text_:x in 1401) [ClassicSimilarity], result of:
              0.051078994 = score(doc=1401,freq=2.0), product of:
                0.21896711 = queryWeight, product of:
                  4.2226825 = idf(docFreq=1761, maxDocs=44218)
                  0.05185498 = queryNorm
                0.23327245 = fieldWeight in 1401, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  4.2226825 = idf(docFreq=1761, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=1401)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  3. Barjak, F.; Li, X.; Thelwall, M.: Which factors explain the Web impact of scientists' personal homepages? (2007) 0.01
    0.010215798 = product of:
      0.020431597 = sum of:
        0.020431597 = product of:
          0.040863194 = sum of:
            0.040863194 = weight(_text_:x in 73) [ClassicSimilarity], result of:
              0.040863194 = score(doc=73,freq=2.0), product of:
                0.21896711 = queryWeight, product of:
                  4.2226825 = idf(docFreq=1761, maxDocs=44218)
                  0.05185498 = queryNorm
                0.18661796 = fieldWeight in 73, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  4.2226825 = idf(docFreq=1761, maxDocs=44218)
                  0.03125 = fieldNorm(doc=73)
          0.5 = coord(1/2)
      0.5 = coord(1/2)