Document (#5509)

Author
Nicholls, P.T.
Title
Empirical validation of Lotka's law
Source
Information processing and management. 22(1986), S.417-419
Year
1986
Theme
Informetrie
Object
Lotka-Gesetz

Similar documents (author)

  1. Nicholls, P.: ¬15 quick tips for navigating the CD-ROM literature (1993) 5.62
    5.620886 = sum of:
      5.620886 = weight(author_txt:nicholls in 3760) [ClassicSimilarity], result of:
        5.620886 = fieldWeight in 3760, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.993418 = idf(docFreq=14, maxDocs=44421)
          0.625 = fieldNorm(doc=3760)
    
  2. Nicholls, P.T.: CD-ROM collection builder's toolkit : the definitive reference for CD-ROM buyers (1991) 5.62
    5.620886 = sum of:
      5.620886 = weight(author_txt:nicholls in 4939) [ClassicSimilarity], result of:
        5.620886 = fieldWeight in 4939, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.993418 = idf(docFreq=14, maxDocs=44421)
          0.625 = fieldNorm(doc=4939)
    
  3. Nicholls, P.T.: ¬A framework for evaluating CD-ROM retrieval software (1990) 5.62
    5.620886 = sum of:
      5.620886 = weight(author_txt:nicholls in 5299) [ClassicSimilarity], result of:
        5.620886 = fieldWeight in 5299, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.993418 = idf(docFreq=14, maxDocs=44421)
          0.625 = fieldNorm(doc=5299)
    
  4. Nicholls, P.: CD-ROM market directories ondisc : will that be six of one or a half dozen of the other? (1993) 5.62
    5.620886 = sum of:
      5.620886 = weight(author_txt:nicholls in 5820) [ClassicSimilarity], result of:
        5.620886 = fieldWeight in 5820, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.993418 = idf(docFreq=14, maxDocs=44421)
          0.625 = fieldNorm(doc=5820)
    
  5. Nicholls, P.: Ten significant CD-ROM developments in 1993 (1994) 5.62
    5.620886 = sum of:
      5.620886 = weight(author_txt:nicholls in 7970) [ClassicSimilarity], result of:
        5.620886 = fieldWeight in 7970, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.993418 = idf(docFreq=14, maxDocs=44421)
          0.625 = fieldNorm(doc=7970)
    

Similar documents (content)

  1. Joshi, A.N.; Maheshwarappa, B.S.: Studies in scientific productivity : a review of literature (1996) 1.15
    1.1455371 = sum of:
      1.1455371 = sum of:
        0.13945486 = weight(abstract_txt:empirical in 405) [ClassicSimilarity], result of:
          0.13945486 = score(doc=405,freq=1.0), product of:
            0.28596884 = queryWeight, product of:
              5.2016807 = idf(docFreq=664, maxDocs=44421)
              0.05497624 = queryNorm
            0.48765755 = fieldWeight in 405, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              5.2016807 = idf(docFreq=664, maxDocs=44421)
              0.09375 = fieldNorm(doc=405)
        0.37355918 = weight(abstract_txt:validation in 405) [ClassicSimilarity], result of:
          0.37355918 = score(doc=405,freq=1.0), product of:
            0.55157244 = queryWeight, product of:
              1.388807 = boost
              7.2241306 = idf(docFreq=87, maxDocs=44421)
              0.05497624 = queryNorm
            0.67726225 = fieldWeight in 405, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              7.2241306 = idf(docFreq=87, maxDocs=44421)
              0.09375 = fieldNorm(doc=405)
        0.6325231 = weight(abstract_txt:lotka's in 405) [ClassicSimilarity], result of:
          0.6325231 = score(doc=405,freq=1.0), product of:
            0.78357494 = queryWeight, product of:
              1.655316 = boost
              8.610425 = idf(docFreq=21, maxDocs=44421)
              0.05497624 = queryNorm
            0.8072274 = fieldWeight in 405, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              8.610425 = idf(docFreq=21, maxDocs=44421)
              0.09375 = fieldNorm(doc=405)
    
  2. Huber, J.C.: ¬A new model that generated Lotka's law (2002) 0.57
    0.574432 = sum of:
      0.574432 = product of:
        0.861648 = sum of:
          0.11621239 = weight(abstract_txt:empirical in 1248) [ClassicSimilarity], result of:
            0.11621239 = score(doc=1248,freq=1.0), product of:
              0.28596884 = queryWeight, product of:
                5.2016807 = idf(docFreq=664, maxDocs=44421)
                0.05497624 = queryNorm
              0.4063813 = fieldWeight in 1248, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.2016807 = idf(docFreq=664, maxDocs=44421)
                0.078125 = fieldNorm(doc=1248)
          0.74543566 = weight(abstract_txt:lotka's in 1248) [ClassicSimilarity], result of:
            0.74543566 = score(doc=1248,freq=2.0), product of:
              0.78357494 = queryWeight, product of:
                1.655316 = boost
                8.610425 = idf(docFreq=21, maxDocs=44421)
                0.05497624 = queryNorm
              0.95132655 = fieldWeight in 1248, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                8.610425 = idf(docFreq=21, maxDocs=44421)
                0.078125 = fieldNorm(doc=1248)
        0.6666667 = coord(2/3)
    
  3. Egghe, L.: ¬A model for the size-frequency function of coauthor pairs (2008) 0.57
    0.574432 = sum of:
      0.574432 = product of:
        0.861648 = sum of:
          0.11621239 = weight(abstract_txt:empirical in 3366) [ClassicSimilarity], result of:
            0.11621239 = score(doc=3366,freq=1.0), product of:
              0.28596884 = queryWeight, product of:
                5.2016807 = idf(docFreq=664, maxDocs=44421)
                0.05497624 = queryNorm
              0.4063813 = fieldWeight in 3366, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.2016807 = idf(docFreq=664, maxDocs=44421)
                0.078125 = fieldNorm(doc=3366)
          0.74543566 = weight(abstract_txt:lotka's in 3366) [ClassicSimilarity], result of:
            0.74543566 = score(doc=3366,freq=2.0), product of:
              0.78357494 = queryWeight, product of:
                1.655316 = boost
                8.610425 = idf(docFreq=21, maxDocs=44421)
                0.05497624 = queryNorm
              0.95132655 = fieldWeight in 3366, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                8.610425 = idf(docFreq=21, maxDocs=44421)
                0.078125 = fieldNorm(doc=3366)
        0.6666667 = coord(2/3)
    
  4. Arsenault, C.: Aggregation consistency and frequency of Chinese words and characters (2006) 0.46
    0.4595456 = sum of:
      0.4595456 = product of:
        0.6893184 = sum of:
          0.09296991 = weight(abstract_txt:empirical in 734) [ClassicSimilarity], result of:
            0.09296991 = score(doc=734,freq=1.0), product of:
              0.28596884 = queryWeight, product of:
                5.2016807 = idf(docFreq=664, maxDocs=44421)
                0.05497624 = queryNorm
              0.32510504 = fieldWeight in 734, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.2016807 = idf(docFreq=664, maxDocs=44421)
                0.0625 = fieldNorm(doc=734)
          0.5963485 = weight(abstract_txt:lotka's in 734) [ClassicSimilarity], result of:
            0.5963485 = score(doc=734,freq=2.0), product of:
              0.78357494 = queryWeight, product of:
                1.655316 = boost
                8.610425 = idf(docFreq=21, maxDocs=44421)
                0.05497624 = queryNorm
              0.76106125 = fieldWeight in 734, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                8.610425 = idf(docFreq=21, maxDocs=44421)
                0.0625 = fieldNorm(doc=734)
        0.6666667 = coord(2/3)
    
  5. Smolinsky, L.J.: Discrete power law with exponential cutoff and Lotka's law (2017) 0.43
    0.42605194 = sum of:
      0.42605194 = product of:
        1.2781558 = sum of:
          1.2781558 = weight(abstract_txt:lotka's in 4699) [ClassicSimilarity], result of:
            1.2781558 = score(doc=4699,freq=3.0), product of:
              0.78357494 = queryWeight, product of:
                1.655316 = boost
                8.610425 = idf(docFreq=21, maxDocs=44421)
                0.05497624 = queryNorm
              1.6311852 = fieldWeight in 4699, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                8.610425 = idf(docFreq=21, maxDocs=44421)
                0.109375 = fieldNorm(doc=4699)
        0.33333334 = coord(1/3)