Search (127 results, page 1 of 7)

  • × theme_ss:"Informetrie"
  1. Brookes, B.C.: Theory of the Bradford law (1977) 0.09 
    0.094953686 = product of:
  0.18990737 = sum of:
    0.18990737 = product of:
      0.37981474 = sum of:
        0.37981474 = weight(_text_:b.c in 2825) [ClassicSimilarity], result of:
          0.37981474 = score(doc=2825,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            1.2368017 = fieldWeight in 2825, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.125 = fieldNorm(doc=2825)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  2. Peritz, B.C.: Citation characteristics in library science : some further results from a bibliometric survey (1981) 0.09 
    0.094953686 = product of:
  0.18990737 = sum of:
    0.18990737 = product of:
      0.37981474 = sum of:
        0.37981474 = weight(_text_:b.c in 4170) [ClassicSimilarity], result of:
          0.37981474 = score(doc=4170,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            1.2368017 = fieldWeight in 4170, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.125 = fieldNorm(doc=4170)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  3. Brookes, B.C.: Bradford' law and the bibliography of science (1969) 0.09 
    0.094953686 = product of:
  0.18990737 = sum of:
    0.18990737 = product of:
      0.37981474 = sum of:
        0.37981474 = weight(_text_:b.c in 5468) [ClassicSimilarity], result of:
          0.37981474 = score(doc=5468,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            1.2368017 = fieldWeight in 5468, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.125 = fieldNorm(doc=5468)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  4. Peritz, B.C.: ¬A classification of citation roles for the social sciences and related fields (1983) 0.08 
    0.08308447 = product of:
  0.16616894 = sum of:
    0.16616894 = product of:
      0.3323379 = sum of:
        0.3323379 = weight(_text_:b.c in 3073) [ClassicSimilarity], result of:
          0.3323379 = score(doc=3073,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            1.0822015 = fieldWeight in 3073, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.109375 = fieldNorm(doc=3073)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  5. Sellen, M.K.: Bibliometrics : an annotated bibliography 1970-1990 (1993) 0.08 
    0.08308447 = product of:
  0.16616894 = sum of:
    0.16616894 = product of:
      0.3323379 = sum of:
        0.3323379 = weight(_text_:b.c in 402) [ClassicSimilarity], result of:
          0.3323379 = score(doc=402,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            1.0822015 = fieldWeight in 402, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.109375 = fieldNorm(doc=402)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Footnote
    Rez. in: Library quarterly. 64(1994) no.3, S.357-358 (B.C. Peritz)
  6. Proceedings of the sixth conference of the International Society for Scientometrics and Informetrics (1997) 0.06 
    0.05934605 = product of:
  0.1186921 = sum of:
    0.1186921 = product of:
      0.2373842 = sum of:
        0.2373842 = weight(_text_:b.c in 1037) [ClassicSimilarity], result of:
          0.2373842 = score(doc=1037,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            0.7730011 = fieldWeight in 1037, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.078125 = fieldNorm(doc=1037)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Editor
    Peritz, B.C., L. Egghe u. W. Glanzel
  7. Proceedings of the sixth conference of the International Society for Scientometrics and Informetrics (1998) 0.06 
    0.05934605 = product of:
  0.1186921 = sum of:
    0.1186921 = product of:
      0.2373842 = sum of:
        0.2373842 = weight(_text_:b.c in 1038) [ClassicSimilarity], result of:
          0.2373842 = score(doc=1038,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            0.7730011 = fieldWeight in 1038, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.078125 = fieldNorm(doc=1038)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Editor
    Peritz, B.C., L. Egghe u. W. Glanzel
  8. Bar-Ilan, J.; Peritz, B.C.: Evolution, continuity, and disappearance of documents on a specific topic an the Web : a longitudinal study of "informetrics" (2004) 0.04 
    0.041542236 = product of:
  0.08308447 = sum of:
    0.08308447 = product of:
      0.16616894 = sum of:
        0.16616894 = weight(_text_:b.c in 2886) [ClassicSimilarity], result of:
          0.16616894 = score(doc=2886,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            0.54110074 = fieldWeight in 2886, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.0546875 = fieldNorm(doc=2886)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  9. Bar-Ilan, J.; Peritz, B.C.: Informetric theories and methods for exploring the Internet : an analytical survey of recent research literature (2002) 0.04 
    0.035607632 = product of:
  0.071215264 = sum of:
    0.071215264 = product of:
      0.14243053 = sum of:
        0.14243053 = weight(_text_:b.c in 813) [ClassicSimilarity], result of:
          0.14243053 = score(doc=813,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            0.46380067 = fieldWeight in 813, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.046875 = fieldNorm(doc=813)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  10. Bar-Ilan, J.; Peritz, B.C.: ¬A method for measuring the evolution of a topic on the Web : the case of "informetrics" (2009) 0.03 
    0.029673025 = product of:
  0.05934605 = sum of:
    0.05934605 = product of:
      0.1186921 = sum of:
        0.1186921 = weight(_text_:b.c in 3089) [ClassicSimilarity], result of:
          0.1186921 = score(doc=3089,freq=2.0), product of:
            0.30709428 = queryWeight, product of:
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.04389314 = queryNorm
            0.38650054 = fieldWeight in 3089, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.996407 = idf(docFreq=109, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3089)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  11. Nicholls, P.T.: Empirical validation of Lotka's law (1986) 0.02 
    0.023787659 = product of:
  0.047575317 = sum of:
    0.047575317 = product of:
      0.095150635 = sum of:
        0.095150635 = weight(_text_:22 in 5509) [ClassicSimilarity], result of:
          0.095150635 = score(doc=5509,freq=2.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 
    0.023787659 = product of:
  0.047575317 = sum of:
    0.047575317 = product of:
      0.095150635 = sum of:
        0.095150635 = weight(_text_:22 in 6091) [ClassicSimilarity], result of:
          0.095150635 = score(doc=6091,freq=2.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 
    0.023787659 = product of:
  0.047575317 = sum of:
    0.047575317 = product of:
      0.095150635 = sum of:
        0.095150635 = weight(_text_:22 in 1080) [ClassicSimilarity], result of:
          0.095150635 = score(doc=1080,freq=2.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 
    0.021025518 = product of:
  0.042051036 = sum of:
    0.042051036 = product of:
      0.08410207 = sum of:
        0.08410207 = weight(_text_:22 in 3690) [ClassicSimilarity], result of:
          0.08410207 = score(doc=3690,freq=4.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 
    0.021025518 = product of:
  0.042051036 = sum of:
    0.042051036 = product of:
      0.08410207 = sum of:
        0.08410207 = weight(_text_:22 in 3925) [ClassicSimilarity], result of:
          0.08410207 = score(doc=3925,freq=4.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 
    0.0208142 = product of:
  0.0416284 = sum of:
    0.0416284 = product of:
      0.0832568 = sum of:
        0.0832568 = weight(_text_:22 in 5666) [ClassicSimilarity], result of:
          0.0832568 = score(doc=5666,freq=2.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 
    0.0208142 = product of:
  0.0416284 = sum of:
    0.0416284 = product of:
      0.0832568 = sum of:
        0.0832568 = weight(_text_:22 in 6902) [ClassicSimilarity], result of:
          0.0832568 = score(doc=6902,freq=2.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 
    0.0208142 = product of:
  0.0416284 = sum of:
    0.0416284 = product of:
      0.0832568 = sum of:
        0.0832568 = weight(_text_:22 in 4689) [ClassicSimilarity], result of:
          0.0832568 = score(doc=4689,freq=2.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 
    0.017840743 = product of:
  0.035681486 = sum of:
    0.035681486 = product of:
      0.07136297 = sum of:
        0.07136297 = weight(_text_:22 in 4890) [ClassicSimilarity], result of:
          0.07136297 = score(doc=4890,freq=2.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 
    0.017840743 = product of:
  0.035681486 = sum of:
    0.035681486 = product of:
      0.07136297 = sum of:
        0.07136297 = weight(_text_:22 in 1239) [ClassicSimilarity], result of:
          0.07136297 = score(doc=1239,freq=2.0), product of:
            0.1537063 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04389314 = 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 118
  • d 8
  • ro 1
  • More… Less…

Types

  • a 122
  • m 3
  • s 3
  • b 1
  • el 1
  • More… Less…

Themes

Subjects

Classifications