Search (24 results, page 1 of 2)

  • × theme_ss:"Citation indexing"
  • × type_ss:"a"
  • × year_i:[1980 TO 1990}
  1. Garfield, E.: Citation indexes for science (1985) 0.05 
    0.051751107 = product of:
  0.06900147 = sum of:
    0.0056890137 = weight(_text_:e in 3632) [ClassicSimilarity], result of:
      0.0056890137 = score(doc=3632,freq=4.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.08983562 = fieldWeight in 3632, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.03125 = fieldNorm(doc=3632)
    0.0428649 = weight(_text_:et in 3632) [ClassicSimilarity], result of:
      0.0428649 = score(doc=3632,freq=2.0), product of:
        0.20671801 = queryWeight, product of:
          4.692005 = idf(docFreq=1101, maxDocs=44218)
          0.0440575 = queryNorm
        0.20735928 = fieldWeight in 3632, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          4.692005 = idf(docFreq=1101, maxDocs=44218)
          0.03125 = fieldNorm(doc=3632)
    0.02044756 = product of:
      0.04089512 = sum of:
        0.04089512 = weight(_text_:al in 3632) [ClassicSimilarity], result of:
          0.04089512 = score(doc=3632,freq=2.0), product of:
            0.20191248 = queryWeight, product of:
              4.582931 = idf(docFreq=1228, maxDocs=44218)
              0.0440575 = queryNorm
            0.20253885 = fieldWeight in 3632, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.582931 = idf(docFreq=1228, maxDocs=44218)
              0.03125 = fieldNorm(doc=3632)
      0.5 = coord(1/2)
  0.75 = coord(3/4)
    Language
    e
    Source
    Theory of subject analysis: a sourcebook. Ed.: L.M. Chan, et al
  2. Small, H.; Sweeney, E.: Clustering the Science Citation Index using co-citations (1985) 0.01 
    0.0056890137 = product of:
  0.022756055 = sum of:
    0.022756055 = weight(_text_:e in 1064) [ClassicSimilarity], result of:
      0.022756055 = score(doc=1064,freq=4.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.3593425 = fieldWeight in 1064, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=1064)
  0.25 = coord(1/4)
    Language
    e
  3. Sandison, A.: Thinking about citation analysis (1989) 0.01 
    0.0050284253 = product of:
  0.020113701 = sum of:
    0.020113701 = weight(_text_:e in 6888) [ClassicSimilarity], result of:
      0.020113701 = score(doc=6888,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.31761688 = fieldWeight in 6888, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.15625 = fieldNorm(doc=6888)
  0.25 = coord(1/4)
    Language
    e
  4. Small, H.: Co-citation context analysis and the structure of paradigms (1980) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 1075) [ClassicSimilarity], result of:
      0.01609096 = score(doc=1075,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 1075, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=1075)
  0.25 = coord(1/4)
    Language
    e
  5. Williams, R.M.: ISI search network research front specialties (1983) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 1474) [ClassicSimilarity], result of:
      0.01609096 = score(doc=1474,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 1474, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=1474)
  0.25 = coord(1/4)
    Language
    e
  6. Vinkler, P.: ¬A quasi-quantitative citation model (1987) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 2299) [ClassicSimilarity], result of:
      0.01609096 = score(doc=2299,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 2299, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=2299)
  0.25 = coord(1/4)
    Language
    e
  7. Cozzens, S.E.: What do citations count? : the rhetoric-first model (1989) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 2828) [ClassicSimilarity], result of:
      0.01609096 = score(doc=2828,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 2828, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=2828)
  0.25 = coord(1/4)
    Language
    e
  8. Peritz, B.C.: Citation characteristics in library science : some further results from a bibliometric survey (1981) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 4170) [ClassicSimilarity], result of:
      0.01609096 = score(doc=4170,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 4170, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=4170)
  0.25 = coord(1/4)
    Language
    e
  9. Trivison, D.: Term co-occurrence in cited/citing journal articles as a measure of document similarity (1987) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 5656) [ClassicSimilarity], result of:
      0.01609096 = score(doc=5656,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 5656, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=5656)
  0.25 = coord(1/4)
    Language
    e
  10. Moed, H.F.; Vriens, M.: Possible inaccuracies occuring in citation analysis (1989) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 6900) [ClassicSimilarity], result of:
      0.01609096 = score(doc=6900,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 6900, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=6900)
  0.25 = coord(1/4)
    Language
    e
  11. MacRoberts, M.H.; MacRoberts, B.R.: Problems of citation analysis : a critical review (1989) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 6901) [ClassicSimilarity], result of:
      0.01609096 = score(doc=6901,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 6901, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=6901)
  0.25 = coord(1/4)
    Language
    e
  12. Cronin. B.: Some reflections on citation habits in psychology (1980) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 7775) [ClassicSimilarity], result of:
      0.01609096 = score(doc=7775,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 7775, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=7775)
  0.25 = coord(1/4)
    Language
    e
  13. MacRoberts, M.H.; MacRoberts, B.R.: Quantitative measures of communication in science : a study of the formal level (1986) 0.00 
    0.00402274 = product of:
  0.01609096 = sum of:
    0.01609096 = weight(_text_:e in 7777) [ClassicSimilarity], result of:
      0.01609096 = score(doc=7777,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2540935 = fieldWeight in 7777, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.125 = fieldNorm(doc=7777)
  0.25 = coord(1/4)
    Language
    e
  14. Brooks, T.A.: Private acts and public objects : an investigation of citer motivations (1985) 0.00 
    0.0035198973 = product of:
  0.014079589 = sum of:
    0.014079589 = weight(_text_:e in 649) [ClassicSimilarity], result of:
      0.014079589 = score(doc=649,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2223318 = fieldWeight in 649, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.109375 = fieldNorm(doc=649)
  0.25 = coord(1/4)
    Language
    e
  15. Brooks, T.A.: Evidence of complex citer motivation (1986) 0.00 
    0.0035198973 = product of:
  0.014079589 = sum of:
    0.014079589 = weight(_text_:e in 650) [ClassicSimilarity], result of:
      0.014079589 = score(doc=650,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2223318 = fieldWeight in 650, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.109375 = fieldNorm(doc=650)
  0.25 = coord(1/4)
    Language
    e
  16. Peritz, B.C.: ¬A classification of citation roles for the social sciences and related fields (1983) 0.00 
    0.0035198973 = product of:
  0.014079589 = sum of:
    0.014079589 = weight(_text_:e in 3073) [ClassicSimilarity], result of:
      0.014079589 = score(doc=3073,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2223318 = fieldWeight in 3073, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.109375 = fieldNorm(doc=3073)
  0.25 = coord(1/4)
    Language
    e
  17. McCain, K.W.: Co-cited author mapping as a valid representation of intellectual structure (1986) 0.00 
    0.0035198973 = product of:
  0.014079589 = sum of:
    0.014079589 = weight(_text_:e in 5505) [ClassicSimilarity], result of:
      0.014079589 = score(doc=5505,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2223318 = fieldWeight in 5505, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.109375 = fieldNorm(doc=5505)
  0.25 = coord(1/4)
    Language
    e
  18. Williams, R.M.: ISI search network research front specialities (1983) 0.00 
    0.0035198973 = product of:
  0.014079589 = sum of:
    0.014079589 = weight(_text_:e in 445) [ClassicSimilarity], result of:
      0.014079589 = score(doc=445,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.2223318 = fieldWeight in 445, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.109375 = fieldNorm(doc=445)
  0.25 = coord(1/4)
    Language
    e
  19. MacRoberts, M.H.; MacRoberts, B.R.: Author motivation for not citing influences : a methodological note (1988) 0.00 
    0.0030170549 = product of:
  0.0120682195 = sum of:
    0.0120682195 = weight(_text_:e in 648) [ClassicSimilarity], result of:
      0.0120682195 = score(doc=648,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.19057012 = fieldWeight in 648, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.09375 = fieldNorm(doc=648)
  0.25 = coord(1/4)
    Language
    e
  20. Rajan, T.N.; Guha, B.; Sayanarayana, R.: Associate relationship of concepts as seen through citations and citation index (1982) 0.00 
    0.0030170549 = product of:
  0.0120682195 = sum of:
    0.0120682195 = weight(_text_:e in 58) [ClassicSimilarity], result of:
      0.0120682195 = score(doc=58,freq=2.0), product of:
        0.063326925 = queryWeight, product of:
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.0440575 = queryNorm
        0.19057012 = fieldWeight in 58, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.43737 = idf(docFreq=28552, maxDocs=44218)
          0.09375 = fieldNorm(doc=58)
  0.25 = coord(1/4)
    Language
    e

Authors

Themes