Search (204 results, page 2 of 11)

  • × theme_ss:"Informetrie"
  1. Tsay, M.-Y.: Library journal use and citation half-life in medical science (1998) 0.03 
    0.02880263 = product of:
  0.05760526 = sum of:
    0.05760526 = product of:
      0.11521052 = sum of:
        0.11521052 = weight(_text_:y in 2324) [ClassicSimilarity], result of:
          0.11521052 = score(doc=2324,freq=2.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.53170013 = fieldWeight in 2324, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.078125 = fieldNorm(doc=2324)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  2. Ding, Y.: Scholarly communication and bibliometrics : Part 1: The scholarly communication model: literature review (1998) 0.03 
    0.02880263 = product of:
  0.05760526 = sum of:
    0.05760526 = product of:
      0.11521052 = sum of:
        0.11521052 = weight(_text_:y in 3995) [ClassicSimilarity], result of:
          0.11521052 = score(doc=3995,freq=2.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.53170013 = fieldWeight in 3995, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.078125 = fieldNorm(doc=3995)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  3. Lu, C.; Zhang, Y.; Ahn, Y.-Y.; Ding, Y.; Zhang, C.; Ma, D.: Co-contributorship network and division of labor in individual scientific collaborations (2020) 0.03 
    0.02880263 = product of:
  0.05760526 = sum of:
    0.05760526 = product of:
      0.11521052 = sum of:
        0.11521052 = weight(_text_:y in 5963) [ClassicSimilarity], result of:
          0.11521052 = score(doc=5963,freq=8.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.53170013 = fieldWeight in 5963, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0390625 = fieldNorm(doc=5963)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  4. Liu, M.; Bu, Y.; Chen, C.; Xu, J.; Li, D.; Leng, Y.; Freeman, R.B.; Meyer, E.T.; Yoon, W.; Sung, M.; Jeong, M.; Lee, J.; Kang, J.; Min, C.; Zhai, Y.; Song, M.; Ding, Y.: Pandemics are catalysts of scientific novelty : evidence from COVID-19 (2022) 0.03 
    0.02880263 = product of:
  0.05760526 = sum of:
    0.05760526 = product of:
      0.11521052 = sum of:
        0.11521052 = weight(_text_:y in 633) [ClassicSimilarity], result of:
          0.11521052 = score(doc=633,freq=8.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.53170013 = fieldWeight in 633, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0390625 = fieldNorm(doc=633)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  5. Bu, Y.; Ding, Y.; Xu, J.; Liang, X.; Gao, G.; Zhao, Y.: Understanding success through the diversity of collaborators and the milestone of career (2018) 0.02 
    0.02494381 = product of:
  0.04988762 = sum of:
    0.04988762 = product of:
      0.09977524 = sum of:
        0.09977524 = weight(_text_:y in 4012) [ClassicSimilarity], result of:
          0.09977524 = score(doc=4012,freq=6.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.46046585 = fieldWeight in 4012, product of:
              2.4494898 = tf(freq=6.0), with freq of:
                6.0 = termFreq=6.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0390625 = fieldNorm(doc=4012)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  6. Zhang, C.; Bu, Y.; Ding, Y.; Xu, J.: Understanding scientific collaboration : homophily, transitivity, and preferential attachment (2018) 0.02 
    0.02443984 = product of:
  0.04887968 = sum of:
    0.04887968 = product of:
      0.09775936 = sum of:
        0.09775936 = weight(_text_:y in 4011) [ClassicSimilarity], result of:
          0.09775936 = score(doc=4011,freq=4.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.45116252 = fieldWeight in 4011, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.046875 = fieldNorm(doc=4011)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  7. Zhai, Y; Ding, Y.; Wang, F.: Measuring the diffusion of an innovation : a citation analysis (2018) 0.02 
    0.02443984 = product of:
  0.04887968 = sum of:
    0.04887968 = product of:
      0.09775936 = sum of:
        0.09775936 = weight(_text_:y in 4116) [ClassicSimilarity], result of:
          0.09775936 = score(doc=4116,freq=4.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.45116252 = fieldWeight in 4116, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.046875 = fieldNorm(doc=4116)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  8. Nicholls, P.T.: Empirical validation of Lotka's law (1986) 0.02 
    0.024401618 = product of:
  0.048803236 = sum of:
    0.048803236 = product of:
      0.09760647 = sum of:
        0.09760647 = weight(_text_:22 in 5509) [ClassicSimilarity], result of:
          0.09760647 = score(doc=5509,freq=2.0), product of:
            0.15767346 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045026023 = queryNorm
            0.61904186 = fieldWeight in 5509, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.125 = fieldNorm(doc=5509)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Information processing and management. 22(1986), S.417-419
  9. Nicolaisen, J.: Citation analysis (2007) 0.02 
    0.024401618 = product of:
  0.048803236 = sum of:
    0.048803236 = product of:
      0.09760647 = sum of:
        0.09760647 = weight(_text_:22 in 6091) [ClassicSimilarity], result of:
          0.09760647 = score(doc=6091,freq=2.0), product of:
            0.15767346 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045026023 = queryNorm
            0.61904186 = fieldWeight in 6091, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.125 = fieldNorm(doc=6091)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    13. 7.2008 19:53:22
  10. Fiala, J.: Information flood : fiction and reality (1987) 0.02 
    0.024401618 = product of:
  0.048803236 = sum of:
    0.048803236 = product of:
      0.09760647 = sum of:
        0.09760647 = weight(_text_:22 in 1080) [ClassicSimilarity], result of:
          0.09760647 = score(doc=1080,freq=2.0), product of:
            0.15767346 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045026023 = queryNorm
            0.61904186 = fieldWeight in 1080, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.125 = fieldNorm(doc=1080)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Thermochimica acta. 110(1987), S.11-22
  11. Chen, Y.-S.; Chong, P.P.; Tong, M.Y.: Dynamic behavior of Bradford's law (1995) 0.02 
    0.023042103 = product of:
  0.046084207 = sum of:
    0.046084207 = product of:
      0.09216841 = sum of:
        0.09216841 = weight(_text_:y in 2150) [ClassicSimilarity], result of:
          0.09216841 = score(doc=2150,freq=2.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.4253601 = fieldWeight in 2150, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0625 = fieldNorm(doc=2150)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  12. Chung, Y.-K.: Bradford distribution and core authors in classification systems literature (1994) 0.02 
    0.023042103 = product of:
  0.046084207 = sum of:
    0.046084207 = product of:
      0.09216841 = sum of:
        0.09216841 = weight(_text_:y in 5066) [ClassicSimilarity], result of:
          0.09216841 = score(doc=5066,freq=2.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.4253601 = fieldWeight in 5066, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0625 = fieldNorm(doc=5066)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  13. Fujigaki, Y.: ¬The citation system : citation networks as repeatedly focusing on difference, continuous re-evaluation, and as persistent knowledge accumulation (1998) 0.02 
    0.023042103 = product of:
  0.046084207 = sum of:
    0.046084207 = product of:
      0.09216841 = sum of:
        0.09216841 = weight(_text_:y in 5129) [ClassicSimilarity], result of:
          0.09216841 = score(doc=5129,freq=2.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.4253601 = fieldWeight in 5129, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0625 = fieldNorm(doc=5129)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  14. Yan, E.; Ding, Y.: Weighted citation : an indicator of an article's prestige (2010) 0.02 
    0.023042103 = product of:
  0.046084207 = sum of:
    0.046084207 = product of:
      0.09216841 = sum of:
        0.09216841 = weight(_text_:y in 3705) [ClassicSimilarity], result of:
          0.09216841 = score(doc=3705,freq=2.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.4253601 = fieldWeight in 3705, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0625 = fieldNorm(doc=3705)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  15. Liu, Y.; Rousseau, R.: Citation analysis and the development of science : a case study using articles by some Nobel prize winners (2014) 0.02 
    0.023042103 = product of:
  0.046084207 = sum of:
    0.046084207 = product of:
      0.09216841 = sum of:
        0.09216841 = weight(_text_:y in 1197) [ClassicSimilarity], result of:
          0.09216841 = score(doc=1197,freq=2.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.4253601 = fieldWeight in 1197, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0625 = fieldNorm(doc=1197)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  16. Yan, E.; Ding, Y.: Discovering author impact : a PageRank perspective (2011) 0.02 
    0.023042103 = product of:
  0.046084207 = sum of:
    0.046084207 = product of:
      0.09216841 = sum of:
        0.09216841 = weight(_text_:y in 2704) [ClassicSimilarity], result of:
          0.09216841 = score(doc=2704,freq=2.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.4253601 = fieldWeight in 2704, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0625 = fieldNorm(doc=2704)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  17. Van der Veer Martens, B.: Do citation systems represent theories of truth? (2001) 0.02 
    0.021568187 = product of:
  0.043136373 = sum of:
    0.043136373 = product of:
      0.08627275 = sum of:
        0.08627275 = weight(_text_:22 in 3925) [ClassicSimilarity], result of:
          0.08627275 = score(doc=3925,freq=4.0), product of:
            0.15767346 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045026023 = queryNorm
            0.54716086 = fieldWeight in 3925, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.078125 = fieldNorm(doc=3925)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 7.2006 15:22:28
  18. Diodato, V.: Dictionary of bibliometrics (1994) 0.02 
    0.021351416 = product of:
  0.04270283 = sum of:
    0.04270283 = product of:
      0.08540566 = sum of:
        0.08540566 = weight(_text_:22 in 5666) [ClassicSimilarity], result of:
          0.08540566 = score(doc=5666,freq=2.0), product of:
            0.15767346 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045026023 = queryNorm
            0.5416616 = fieldWeight in 5666, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=5666)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Footnote
    Rez. in: Journal of library and information science 22(1996) no.2, S.116-117 (L.C. Smith)
  19. Bookstein, A.: Informetric distributions : I. Unified overview (1990) 0.02 
    0.021351416 = product of:
  0.04270283 = sum of:
    0.04270283 = product of:
      0.08540566 = sum of:
        0.08540566 = weight(_text_:22 in 6902) [ClassicSimilarity], result of:
          0.08540566 = score(doc=6902,freq=2.0), product of:
            0.15767346 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045026023 = queryNorm
            0.5416616 = fieldWeight in 6902, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=6902)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 7.2006 18:55:29
  20. Bookstein, A.: Informetric distributions : II. Resilience to ambiguity (1990) 0.02 
    0.021351416 = product of:
  0.04270283 = sum of:
    0.04270283 = product of:
      0.08540566 = sum of:
        0.08540566 = weight(_text_:22 in 4689) [ClassicSimilarity], result of:
          0.08540566 = score(doc=4689,freq=2.0), product of:
            0.15767346 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045026023 = queryNorm
            0.5416616 = fieldWeight in 4689, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=4689)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 7.2006 18:55:55

Authors

Years

Languages

  • e 193
  • d 9
  • chi 1
  • ro 1
  • More… Less…

Types

  • a 201
  • m 3
  • b 1
  • el 1
  • s 1
  • More… Less…

Themes

Subjects

Classifications