Search (2 results, page 1 of 1)

  • × author_ss:"Levitt, J.M."
  • × year_i:[2010 TO 2020}
  1. Levitt, J.M.; Thelwall, M.; Oppenheim, C.: Variations between subjects in the extent to which the social sciences have become more interdisciplinary (2011) 0.01
    0.014746128 = product of:
      0.04423838 = sum of:
        0.04423838 = product of:
          0.08847676 = sum of:
            0.08847676 = weight(_text_:j.m in 4465) [ClassicSimilarity], result of:
              0.08847676 = score(doc=4465,freq=2.0), product of:
                0.26294175 = queryWeight, product of:
                  6.091085 = idf(docFreq=271, maxDocs=44218)
                  0.043168295 = queryNorm
                0.33648807 = fieldWeight in 4465, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  6.091085 = idf(docFreq=271, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4465)
          0.5 = coord(1/2)
      0.33333334 = coord(1/3)
    
  2. Thelwall, M.; Levitt, J.M.: National scientific performance evolution patterns : retrenchment, successful expansion, or overextension (2018) 0.01
    0.014746128 = product of:
      0.04423838 = sum of:
        0.04423838 = product of:
          0.08847676 = sum of:
            0.08847676 = weight(_text_:j.m in 4225) [ClassicSimilarity], result of:
              0.08847676 = score(doc=4225,freq=2.0), product of:
                0.26294175 = queryWeight, product of:
                  6.091085 = idf(docFreq=271, maxDocs=44218)
                  0.043168295 = queryNorm
                0.33648807 = fieldWeight in 4225, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  6.091085 = idf(docFreq=271, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4225)
          0.5 = coord(1/2)
      0.33333334 = coord(1/3)