Search (3 results, page 1 of 1)

  • × author_ss:"Leydesdorff, L."
  • × theme_ss:"Citation indexing"
  • × year_i:[2010 TO 2020}
  1. Leydesdorff, L.; Salah, A.A.A.: Maps on the basis of the Arts & Humanities Citation Index : the journals Leonardo and Art Journal versus "digital humanities" as a topic (2010) 0.01
    0.012583166 = product of:
      0.025166333 = sum of:
        0.025166333 = product of:
          0.050332665 = sum of:
            0.050332665 = weight(_text_:indexing in 3436) [ClassicSimilarity], result of:
              0.050332665 = score(doc=3436,freq=2.0), product of:
                0.19835205 = queryWeight, product of:
                  3.8278677 = idf(docFreq=2614, maxDocs=44218)
                  0.051817898 = queryNorm
                0.2537542 = fieldWeight in 3436, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.8278677 = idf(docFreq=2614, maxDocs=44218)
                  0.046875 = fieldNorm(doc=3436)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Theme
    Citation indexing
  2. Leydesdorff, L.; Opthof, T.: Citation analysis with medical subject Headings (MeSH) using the Web of Knowledge : a new routine (2013) 0.01
    0.012583166 = product of:
      0.025166333 = sum of:
        0.025166333 = product of:
          0.050332665 = sum of:
            0.050332665 = weight(_text_:indexing in 943) [ClassicSimilarity], result of:
              0.050332665 = score(doc=943,freq=2.0), product of:
                0.19835205 = queryWeight, product of:
                  3.8278677 = idf(docFreq=2614, maxDocs=44218)
                  0.051817898 = queryNorm
                0.2537542 = fieldWeight in 943, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.8278677 = idf(docFreq=2614, maxDocs=44218)
                  0.046875 = fieldNorm(doc=943)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Theme
    Citation indexing
  3. Leydesdorff, L.; Moya-Anegón, F.de; Guerrero-Bote, V.P.: Journal maps on the basis of Scopus data : a comparison with the Journal Citation Reports of the ISI (2010) 0.01
    0.010485971 = product of:
      0.020971943 = sum of:
        0.020971943 = product of:
          0.041943885 = sum of:
            0.041943885 = weight(_text_:indexing in 3335) [ClassicSimilarity], result of:
              0.041943885 = score(doc=3335,freq=2.0), product of:
                0.19835205 = queryWeight, product of:
                  3.8278677 = idf(docFreq=2614, maxDocs=44218)
                  0.051817898 = queryNorm
                0.21146181 = fieldWeight in 3335, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.8278677 = idf(docFreq=2614, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=3335)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Theme
    Citation indexing