Search (2 results, page 1 of 1)

  • × theme_ss:"Data Mining"
  • × theme_ss:"Informetrie"
  1. Raan, A.F.J. van; Noyons, E.C.M.: Discovery of patterns of scientific and technological development and knowledge transfer (2002) 0.02
    0.020703956 = product of:
      0.082815826 = sum of:
        0.082815826 = weight(_text_:van in 3603) [ClassicSimilarity], result of:
          0.082815826 = score(doc=3603,freq=2.0), product of:
            0.268825 = queryWeight, product of:
              5.5765896 = idf(docFreq=454, maxDocs=44218)
              0.048205987 = queryNorm
            0.30806595 = fieldWeight in 3603, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              5.5765896 = idf(docFreq=454, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3603)
      0.25 = coord(1/4)
    
  2. Tu, Y.-N.; Hsu, S.-L.: Constructing conceptual trajectory maps to trace the development of research fields (2016) 0.01
    0.010517545 = product of:
      0.04207018 = sum of:
        0.04207018 = weight(_text_:l in 3059) [ClassicSimilarity], result of:
          0.04207018 = score(doc=3059,freq=2.0), product of:
            0.19160205 = queryWeight, product of:
              3.9746525 = idf(docFreq=2257, maxDocs=44218)
              0.048205987 = queryNorm
            0.2195706 = fieldWeight in 3059, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.9746525 = idf(docFreq=2257, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3059)
      0.25 = coord(1/4)