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) 0.02
    0.017106583 = product of:
      0.034213167 = sum of:
        0.034213167 = sum of:
          0.0030080476 = weight(_text_:s in 2593) [ClassicSimilarity], result of:
            0.0030080476 = score(doc=2593,freq=2.0), product of:
              0.05008241 = queryWeight, product of:
                1.0872376 = idf(docFreq=40523, maxDocs=44218)
                0.046063907 = queryNorm
              0.060061958 = fieldWeight in 2593, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                1.0872376 = idf(docFreq=40523, maxDocs=44218)
                0.0390625 = fieldNorm(doc=2593)
          0.03120512 = weight(_text_:22 in 2593) [ClassicSimilarity], result of:
            0.03120512 = score(doc=2593,freq=2.0), product of:
              0.16130796 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.046063907 = 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
    Source
    Aslib journal of information management. 67(2015) no.6, S.614-635
  2. Thelwall, M.; Li, X.; Barjak, F.; Robinson, S.: Assessing the international web connectivity of research groups (2008) 0.00
    0.0010635054 = product of:
      0.0021270108 = sum of:
        0.0021270108 = product of:
          0.0042540217 = sum of:
            0.0042540217 = weight(_text_:s in 1401) [ClassicSimilarity], result of:
              0.0042540217 = score(doc=1401,freq=4.0), product of:
                0.05008241 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046063907 = queryNorm
                0.08494043 = fieldWeight in 1401, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=1401)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Aslib proceedings. 60(2008) no.1, S.18-31
  3. Barjak, F.; Li, X.; Thelwall, M.: Which factors explain the Web impact of scientists' personal homepages? (2007) 0.00
    6.016095E-4 = product of:
      0.001203219 = sum of:
        0.001203219 = product of:
          0.002406438 = sum of:
            0.002406438 = weight(_text_:s in 73) [ClassicSimilarity], result of:
              0.002406438 = score(doc=73,freq=2.0), product of:
                0.05008241 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046063907 = queryNorm
                0.048049565 = fieldWeight in 73, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.03125 = fieldNorm(doc=73)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science and Technology. 58(2007) no.2, S.200-211