Search (126 results, page 1 of 7)

  • × theme_ss:"Informetrie"
  1. Leydesdorff, L.; Bornmann, L.; Wagner, C.S.: ¬The relative influences of government funding and international collaboration on citation impact (2019) 0.10 
    0.09526917 = product of:
  0.19053835 = sum of:
    0.19053835 = sum of:
      0.15501249 = weight(_text_:c.s in 4681) [ClassicSimilarity], result of:
        0.15501249 = score(doc=4681,freq=2.0), product of:
          0.31967184 = queryWeight, product of:
            7.314861 = idf(docFreq=79, maxDocs=44218)
            0.043701697 = queryNorm
          0.48491132 = fieldWeight in 4681, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            7.314861 = idf(docFreq=79, maxDocs=44218)
            0.046875 = fieldNorm(doc=4681)
      0.03552586 = weight(_text_:22 in 4681) [ClassicSimilarity], result of:
        0.03552586 = score(doc=4681,freq=2.0), product of:
          0.1530359 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.043701697 = queryNorm
          0.23214069 = fieldWeight in 4681, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.046875 = fieldNorm(doc=4681)
  0.5 = coord(1/2)
    Date
    8. 1.2019 18:22:45
  2. Wilson, C.S.: Defining subject collections for informetric analyses : the effect of varying the subject aboutness level (1998) 0.05 
    0.045211982 = product of:
  0.090423964 = sum of:
    0.090423964 = product of:
      0.18084793 = sum of:
        0.18084793 = weight(_text_:c.s in 1035) [ClassicSimilarity], result of:
          0.18084793 = score(doc=1035,freq=2.0), product of:
            0.31967184 = queryWeight, product of:
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.043701697 = queryNorm
            0.5657299 = fieldWeight in 1035, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.0546875 = fieldNorm(doc=1035)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  3. Hood, W.W.; Wilson, C.S.: ¬The relationship of records in multiple databases to their usage or citedness (2005) 0.05 
    0.045211982 = product of:
  0.090423964 = sum of:
    0.090423964 = product of:
      0.18084793 = sum of:
        0.18084793 = weight(_text_:c.s in 3680) [ClassicSimilarity], result of:
          0.18084793 = score(doc=3680,freq=2.0), product of:
            0.31967184 = queryWeight, product of:
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.043701697 = queryNorm
            0.5657299 = fieldWeight in 3680, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.0546875 = fieldNorm(doc=3680)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  4. Bhavnani, S.K.; Wilson, C.S.: Information scattering (2009) 0.05 
    0.045211982 = product of:
  0.090423964 = sum of:
    0.090423964 = product of:
      0.18084793 = sum of:
        0.18084793 = weight(_text_:c.s in 3816) [ClassicSimilarity], result of:
          0.18084793 = score(doc=3816,freq=2.0), product of:
            0.31967184 = queryWeight, product of:
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.043701697 = queryNorm
            0.5657299 = fieldWeight in 3816, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.0546875 = fieldNorm(doc=3816)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  5. Hood, W.W.; Wilson, C.S.: ¬The scatter of documents over databases in different subject domains : how many databases are needed? (2001) 0.03 
    0.03229427 = product of:
  0.06458854 = sum of:
    0.06458854 = product of:
      0.12917708 = sum of:
        0.12917708 = weight(_text_:c.s in 6936) [ClassicSimilarity], result of:
          0.12917708 = score(doc=6936,freq=2.0), product of:
            0.31967184 = queryWeight, product of:
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.043701697 = queryNorm
            0.4040928 = fieldWeight in 6936, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.0390625 = fieldNorm(doc=6936)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  6. Hood, W.W.; Wilson, C.S.: Overlap in bibliographic databases (2003) 0.03 
    0.03229427 = product of:
  0.06458854 = sum of:
    0.06458854 = product of:
      0.12917708 = sum of:
        0.12917708 = weight(_text_:c.s in 1868) [ClassicSimilarity], result of:
          0.12917708 = score(doc=1868,freq=2.0), product of:
            0.31967184 = queryWeight, product of:
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.043701697 = queryNorm
            0.4040928 = fieldWeight in 1868, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.0390625 = fieldNorm(doc=1868)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  7. Wilson, C.S.; Tenopir, C.: Local citation analysis, publishing and reading patterns : using multiple methods to evaluate faculty use of an academic library's research collection (2008) 0.03 
    0.03229427 = product of:
  0.06458854 = sum of:
    0.06458854 = product of:
      0.12917708 = sum of:
        0.12917708 = weight(_text_:c.s in 1960) [ClassicSimilarity], result of:
          0.12917708 = score(doc=1960,freq=2.0), product of:
            0.31967184 = queryWeight, product of:
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.043701697 = queryNorm
            0.4040928 = fieldWeight in 1960, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.0390625 = fieldNorm(doc=1960)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  8. White, H.D.; Boell, S.K.; Yu, H.; Davis, M.; Wilson, C.S.; Cole, F.T.H.: Libcitations : a measure for comparative assessment of book publications in the humanities and social sciences (2009) 0.03 
    0.03229427 = product of:
  0.06458854 = sum of:
    0.06458854 = product of:
      0.12917708 = sum of:
        0.12917708 = weight(_text_:c.s in 2846) [ClassicSimilarity], result of:
          0.12917708 = score(doc=2846,freq=2.0), product of:
            0.31967184 = queryWeight, product of:
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.043701697 = queryNorm
            0.4040928 = fieldWeight in 2846, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2846)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  9. Barnes, C.S.: ¬The construct validity of the h-index (2016) 0.03 
    0.03229427 = product of:
  0.06458854 = sum of:
    0.06458854 = product of:
      0.12917708 = sum of:
        0.12917708 = weight(_text_:c.s in 3165) [ClassicSimilarity], result of:
          0.12917708 = score(doc=3165,freq=2.0), product of:
            0.31967184 = queryWeight, product of:
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.043701697 = queryNorm
            0.4040928 = fieldWeight in 3165, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3165)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  10. Leydesdorff, L.; Wagner, C.S.; Porto-Gomez, I.; Comins, J.A.; Phillips, F.: Synergy in the knowledge base of U.S. innovation systems at national, state, and regional levels : the contributions of high-tech manufacturing and knowledge-intensive services (2019) 0.03 
    0.03229427 = product of:
  0.06458854 = sum of:
    0.06458854 = product of:
      0.12917708 = sum of:
        0.12917708 = weight(_text_:c.s in 5390) [ClassicSimilarity], result of:
          0.12917708 = score(doc=5390,freq=2.0), product of:
            0.31967184 = queryWeight, product of:
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.043701697 = queryNorm
            0.4040928 = fieldWeight in 5390, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.314861 = idf(docFreq=79, maxDocs=44218)
              0.0390625 = fieldNorm(doc=5390)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  11. Nicholls, P.T.: Empirical validation of Lotka's law (1986) 0.02 
    0.023683906 = product of:
  0.04736781 = sum of:
    0.04736781 = product of:
      0.09473562 = sum of:
        0.09473562 = weight(_text_:22 in 5509) [ClassicSimilarity], result of:
          0.09473562 = score(doc=5509,freq=2.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = 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
  12. Nicolaisen, J.: Citation analysis (2007) 0.02 
    0.023683906 = product of:
  0.04736781 = sum of:
    0.04736781 = product of:
      0.09473562 = sum of:
        0.09473562 = weight(_text_:22 in 6091) [ClassicSimilarity], result of:
          0.09473562 = score(doc=6091,freq=2.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = 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
  13. Fiala, J.: Information flood : fiction and reality (1987) 0.02 
    0.023683906 = product of:
  0.04736781 = sum of:
    0.04736781 = product of:
      0.09473562 = sum of:
        0.09473562 = weight(_text_:22 in 1080) [ClassicSimilarity], result of:
          0.09473562 = score(doc=1080,freq=2.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = 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
  14. Su, Y.; Han, L.-F.: ¬A new literature growth model : variable exponential growth law of literature (1998) 0.02 
    0.020933812 = product of:
  0.041867625 = sum of:
    0.041867625 = product of:
      0.08373525 = sum of:
        0.08373525 = weight(_text_:22 in 3690) [ClassicSimilarity], result of:
          0.08373525 = score(doc=3690,freq=4.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = queryNorm
            0.54716086 = fieldWeight in 3690, 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=3690)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 5.1999 19:22:35
  15. Van der Veer Martens, B.: Do citation systems represent theories of truth? (2001) 0.02 
    0.020933812 = product of:
  0.041867625 = sum of:
    0.041867625 = product of:
      0.08373525 = sum of:
        0.08373525 = weight(_text_:22 in 3925) [ClassicSimilarity], result of:
          0.08373525 = score(doc=3925,freq=4.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = 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
  16. Diodato, V.: Dictionary of bibliometrics (1994) 0.02 
    0.020723417 = product of:
  0.041446835 = sum of:
    0.041446835 = product of:
      0.08289367 = sum of:
        0.08289367 = weight(_text_:22 in 5666) [ClassicSimilarity], result of:
          0.08289367 = score(doc=5666,freq=2.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = 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)
  17. Bookstein, A.: Informetric distributions : I. Unified overview (1990) 0.02 
    0.020723417 = product of:
  0.041446835 = sum of:
    0.041446835 = product of:
      0.08289367 = sum of:
        0.08289367 = weight(_text_:22 in 6902) [ClassicSimilarity], result of:
          0.08289367 = score(doc=6902,freq=2.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = 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
  18. Bookstein, A.: Informetric distributions : II. Resilience to ambiguity (1990) 0.02 
    0.020723417 = product of:
  0.041446835 = sum of:
    0.041446835 = product of:
      0.08289367 = sum of:
        0.08289367 = weight(_text_:22 in 4689) [ClassicSimilarity], result of:
          0.08289367 = score(doc=4689,freq=2.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = 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
  19. Lewison, G.: ¬The work of the Bibliometrics Research Group (City University) and associates (2005) 0.02 
    0.01776293 = product of:
  0.03552586 = sum of:
    0.03552586 = product of:
      0.07105172 = sum of:
        0.07105172 = weight(_text_:22 in 4890) [ClassicSimilarity], result of:
          0.07105172 = score(doc=4890,freq=2.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = queryNorm
            0.46428138 = fieldWeight in 4890, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.09375 = fieldNorm(doc=4890)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    20. 1.2007 17:02:22
  20. Marx, W.; Bornmann, L.: On the problems of dealing with bibliometric data (2014) 0.02 
    0.01776293 = product of:
  0.03552586 = sum of:
    0.03552586 = product of:
      0.07105172 = sum of:
        0.07105172 = weight(_text_:22 in 1239) [ClassicSimilarity], result of:
          0.07105172 = score(doc=1239,freq=2.0), product of:
            0.1530359 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.043701697 = queryNorm
            0.46428138 = fieldWeight in 1239, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.09375 = fieldNorm(doc=1239)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    18. 3.2014 19:13:22

Authors

Years

Languages

  • e 117
  • d 8
  • ro 1
  • More… Less…

Types

  • a 124
  • m 2
  • el 1
  • s 1
  • More… Less…

Themes

Subjects

Classifications