Search (5 results, page 1 of 1)

  • × author_ss:"MacRoberts, B.R."
  • × theme_ss:"Citation indexing"
  1. MacRoberts, M.H.; MacRoberts, B.R.: Problems of citation analysis : a critical review (1989) 0.00
    0.0015830325 = product of:
      0.003166065 = sum of:
        0.003166065 = product of:
          0.009498195 = sum of:
            0.009498195 = weight(_text_:s in 6901) [ClassicSimilarity], result of:
              0.009498195 = score(doc=6901,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.19219826 = fieldWeight in 6901, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.125 = fieldNorm(doc=6901)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science. 40(1989), S.342-349
  2. MacRoberts, M.H.; MacRoberts, B.R.: Quantitative measures of communication in science : a study of the formal level (1986) 0.00
    0.0015830325 = product of:
      0.003166065 = sum of:
        0.003166065 = product of:
          0.009498195 = sum of:
            0.009498195 = weight(_text_:s in 7777) [ClassicSimilarity], result of:
              0.009498195 = score(doc=7777,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.19219826 = fieldWeight in 7777, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.125 = fieldNorm(doc=7777)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Social studies of science. 16(1986), S.151-172
  3. MacRoberts, M.H.; MacRoberts, B.R.: Author motivation for not citing influences : a methodological note (1988) 0.00
    0.0011872743 = product of:
      0.0023745487 = sum of:
        0.0023745487 = product of:
          0.007123646 = sum of:
            0.007123646 = weight(_text_:s in 648) [ClassicSimilarity], result of:
              0.007123646 = score(doc=648,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.14414869 = fieldWeight in 648, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.09375 = fieldNorm(doc=648)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science. 39(1988), S.432-433
  4. MacRoberts, M.H.; MacRoberts, B.R.: Problems of citation analysis : a study of uncited and seldom-cited influences (2010) 0.00
    7.915163E-4 = product of:
      0.0015830325 = sum of:
        0.0015830325 = product of:
          0.0047490974 = sum of:
            0.0047490974 = weight(_text_:s in 3308) [ClassicSimilarity], result of:
              0.0047490974 = score(doc=3308,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.09609913 = fieldWeight in 3308, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0625 = fieldNorm(doc=3308)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science and Technology. 61(2010) no.1, S.1-12
  5. MacRoberts, M.H.; MacRoberts, B.R.: ¬The mismeasure of science : citation analysis (2018) 0.00
    6.9257664E-4 = product of:
      0.0013851533 = sum of:
        0.0013851533 = product of:
          0.00415546 = sum of:
            0.00415546 = weight(_text_:s in 4058) [ClassicSimilarity], result of:
              0.00415546 = score(doc=4058,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.08408674 = fieldWeight in 4058, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=4058)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Journal of the Association for Information Science and Technology. 69(2018) no.3, S.474-482