Search (10 results, page 1 of 1)

  • × author_ss:"Egghe, L."
  • × year_i:[1990 TO 2000}
  1. Egghe, L.; Rousseau, R.: Introduction to informetrics : quantitative methods in library, documentation and information science (1990) 0.01
    0.010984577 = product of:
      0.016476866 = sum of:
        0.0036702133 = weight(_text_:s in 1515) [ClassicSimilarity], result of:
          0.0036702133 = score(doc=1515,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.08408674 = fieldWeight in 1515, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0546875 = fieldNorm(doc=1515)
        0.012806652 = product of:
          0.038419954 = sum of:
            0.038419954 = weight(_text_:29 in 1515) [ClassicSimilarity], result of:
              0.038419954 = score(doc=1515,freq=2.0), product of:
                0.14122012 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.04014573 = queryNorm
                0.27205724 = fieldWeight in 1515, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1515)
          0.33333334 = coord(1/3)
      0.6666667 = coord(2/3)
    
    Date
    29. 2.2008 19:02:46
    Pages
    XI,450 S
  2. Egghe, L.; Rousseau, R.: Averaging and globalising quotients of informetric and scientometric data (1996) 0.01
    0.009349521 = product of:
      0.014024281 = sum of:
        0.003145897 = weight(_text_:s in 7659) [ClassicSimilarity], result of:
          0.003145897 = score(doc=7659,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.072074346 = fieldWeight in 7659, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046875 = fieldNorm(doc=7659)
        0.010878384 = product of:
          0.032635152 = sum of:
            0.032635152 = weight(_text_:22 in 7659) [ClassicSimilarity], result of:
              0.032635152 = score(doc=7659,freq=2.0), product of:
                0.1405835 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04014573 = queryNorm
                0.23214069 = fieldWeight in 7659, 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=7659)
          0.33333334 = coord(1/3)
      0.6666667 = coord(2/3)
    
    Source
    Journal of information science. 22(1996) no.3, S.165-170
  3. Egghe, L.: Little science, big science and beyond (1994) 0.00
    0.0024468089 = product of:
      0.0073404266 = sum of:
        0.0073404266 = weight(_text_:s in 6883) [ClassicSimilarity], result of:
          0.0073404266 = score(doc=6883,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.16817348 = fieldWeight in 6883, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.109375 = fieldNorm(doc=6883)
      0.33333334 = coord(1/3)
    
    Source
    Scientometrics. 30(1994) nos.2/3, S.389-392
  4. Egghe, L.: Special features of the author - publication relationship and a new explanation of Lotka's law based on convolution theory (1994) 0.00
    0.0020972649 = product of:
      0.006291794 = sum of:
        0.006291794 = weight(_text_:s in 5068) [ClassicSimilarity], result of:
          0.006291794 = score(doc=5068,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.14414869 = fieldWeight in 5068, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.09375 = fieldNorm(doc=5068)
      0.33333334 = coord(1/3)
    
    Source
    Journal of the American Society for Information Science. 45(1994) no.6, S.422-427
  5. Egghe, L.: ¬The amount of actions needed for shelving and reshelving (1996) 0.00
    0.0013981767 = product of:
      0.0041945297 = sum of:
        0.0041945297 = weight(_text_:s in 4394) [ClassicSimilarity], result of:
          0.0041945297 = score(doc=4394,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.09609913 = fieldWeight in 4394, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=4394)
      0.33333334 = coord(1/3)
    
    Source
    Library management. 17(1996) no.1, S.18-24
  6. Egghe, L.; Rousseau, R.: Duality in information retrieval and the hypegeometric distribution (1997) 0.00
    0.0013981767 = product of:
      0.0041945297 = sum of:
        0.0041945297 = weight(_text_:s in 647) [ClassicSimilarity], result of:
          0.0041945297 = score(doc=647,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.09609913 = fieldWeight in 647, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=647)
      0.33333334 = coord(1/3)
    
    Source
    Journal of documentation. 53(1997) no.5, S.499-496
  7. Egghe, L.: On the law of Zipf-Mandelbrot for multi-word phrases (1999) 0.00
    0.0013981767 = product of:
      0.0041945297 = sum of:
        0.0041945297 = weight(_text_:s in 3058) [ClassicSimilarity], result of:
          0.0041945297 = score(doc=3058,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.09609913 = fieldWeight in 3058, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=3058)
      0.33333334 = coord(1/3)
    
    Source
    Journal of the American Society for Information Science. 50(1999) no.3, S.233-241
  8. Egghe, L.; Rousseau, R.: ¬A theoretical study of recall and precision using a topological approach to information retrieval (1998) 0.00
    0.0013981767 = product of:
      0.0041945297 = sum of:
        0.0041945297 = weight(_text_:s in 3267) [ClassicSimilarity], result of:
          0.0041945297 = score(doc=3267,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.09609913 = fieldWeight in 3267, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=3267)
      0.33333334 = coord(1/3)
    
    Source
    Information processing and management. 34(1998) nos.2/3, S.191-218
  9. Egghe, L.: Mathematical theories of citation (1998) 0.00
    0.0013981767 = product of:
      0.0041945297 = sum of:
        0.0041945297 = weight(_text_:s in 5125) [ClassicSimilarity], result of:
          0.0041945297 = score(doc=5125,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.09609913 = fieldWeight in 5125, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=5125)
      0.33333334 = coord(1/3)
    
    Source
    Scientometrics. 43(1998) no.1, S.57-62
  10. Egghe, L.; Rousseau, R.: Topological aspects of information retrieval (1998) 0.00
    0.0012234044 = product of:
      0.0036702133 = sum of:
        0.0036702133 = weight(_text_:s in 2157) [ClassicSimilarity], result of:
          0.0036702133 = score(doc=2157,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.08408674 = fieldWeight in 2157, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0546875 = fieldNorm(doc=2157)
      0.33333334 = coord(1/3)
    
    Source
    Journal of the American Society for Information Science. 49(1998) no.13, S.1144-1160