Search (37 results, page 2 of 2)

  • × theme_ss:"Informetrie"
  • × year_i:[1990 TO 2000}
  1. Leydesdorff, L.: Theories of citation? (1999) 0.01
    0.013857029 = product of:
      0.027714059 = sum of:
        0.027714059 = product of:
          0.055428118 = sum of:
            0.055428118 = weight(_text_:l in 5130) [ClassicSimilarity], result of:
              0.055428118 = score(doc=5130,freq=2.0), product of:
                0.18031335 = queryWeight, product of:
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.045365814 = queryNorm
                0.30739886 = fieldWeight in 5130, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=5130)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  2. Egghe, L.; Rousseau, R.: Introduction to informetrics : quantitative methods in library, documentation and information science (1990) 0.01
    0.013857029 = product of:
      0.027714059 = sum of:
        0.027714059 = product of:
          0.055428118 = sum of:
            0.055428118 = weight(_text_:l in 1515) [ClassicSimilarity], result of:
              0.055428118 = score(doc=1515,freq=2.0), product of:
                0.18031335 = queryWeight, product of:
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.045365814 = queryNorm
                0.30739886 = fieldWeight in 1515, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1515)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  3. Li, T.-C.: Reference sources in periodicals : research note (1995) 0.01
    0.012292883 = product of:
      0.024585767 = sum of:
        0.024585767 = product of:
          0.049171533 = sum of:
            0.049171533 = weight(_text_:22 in 5092) [ClassicSimilarity], result of:
              0.049171533 = score(doc=5092,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.30952093 = fieldWeight in 5092, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0625 = fieldNorm(doc=5092)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Abstract
    Presents a list of 53 periodicals in 22 subject fields which regularly provide bibliographies of theses, research in progress and patents in their particular subject field. The fields of business, economics, history and literature have most periodical listings of dissertations and theses. Also lists 63 periodicals in 25 sub-disciplines which provide rankings or ratings. Rankings and ratings information predominates in the fields of business, sports and games, finance and banking, and library and information science
  4. Pichappan, P.; Sangaranachiyar, S.: Ageing approach to scientific eponyms (1996) 0.01
    0.012292883 = product of:
      0.024585767 = sum of:
        0.024585767 = product of:
          0.049171533 = sum of:
            0.049171533 = weight(_text_:22 in 80) [ClassicSimilarity], result of:
              0.049171533 = score(doc=80,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.30952093 = fieldWeight in 80, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0625 = fieldNorm(doc=80)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Footnote
    Report presented at the 16th National Indian Association of Special Libraries and Information Centres Seminar Special Interest Group Meeting on Informatrics in Bombay, 19-22 Dec 94
  5. Mommoh, O.M.: Subject analysis of post-graduate theses in library, archival and information science at Ahmadu Bello University, Zaria (1995/96) 0.01
    0.012292883 = product of:
      0.024585767 = sum of:
        0.024585767 = product of:
          0.049171533 = sum of:
            0.049171533 = weight(_text_:22 in 673) [ClassicSimilarity], result of:
              0.049171533 = score(doc=673,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.30952093 = fieldWeight in 673, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0625 = fieldNorm(doc=673)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Library focus. 13/14(1995/96), S.22-25
  6. Chongde, W.; Zhe, W.: Evaluation of the models for Bradford's law (1998) 0.01
    0.012292883 = product of:
      0.024585767 = sum of:
        0.024585767 = product of:
          0.049171533 = sum of:
            0.049171533 = weight(_text_:22 in 3688) [ClassicSimilarity], result of:
              0.049171533 = score(doc=3688,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.30952093 = fieldWeight in 3688, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0625 = fieldNorm(doc=3688)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 5.1999 19:12:28
  7. Tijssen, R.J.W.; Wijk, E. van: ¬The global science base of information and communication technologies : bibliometric analysis of ICT research papers (1998) 0.01
    0.012292883 = product of:
      0.024585767 = sum of:
        0.024585767 = product of:
          0.049171533 = sum of:
            0.049171533 = weight(_text_:22 in 3691) [ClassicSimilarity], result of:
              0.049171533 = score(doc=3691,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.30952093 = fieldWeight in 3691, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0625 = fieldNorm(doc=3691)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 5.1999 19:26:54
  8. Leydesdorff, L.: Why words and co-word cannot map the development of the science (1997) 0.01
    0.011877453 = product of:
      0.023754906 = sum of:
        0.023754906 = product of:
          0.04750981 = sum of:
            0.04750981 = weight(_text_:l in 147) [ClassicSimilarity], result of:
              0.04750981 = score(doc=147,freq=2.0), product of:
                0.18031335 = queryWeight, product of:
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.045365814 = queryNorm
                0.26348472 = fieldWeight in 147, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.046875 = fieldNorm(doc=147)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  9. Zhang, Y.: ¬The impact of Internet-based electronic resources on formal scholarly communication in the area of library and information science : a citation analysis (1998) 0.01
    0.010865476 = product of:
      0.021730952 = sum of:
        0.021730952 = product of:
          0.043461904 = sum of:
            0.043461904 = weight(_text_:22 in 2808) [ClassicSimilarity], result of:
              0.043461904 = score(doc=2808,freq=4.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.27358043 = fieldWeight in 2808, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2808)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    30. 1.1999 17:22:22
  10. Neth, M.: Citation analysis and the Web (1998) 0.01
    0.010756273 = product of:
      0.021512546 = sum of:
        0.021512546 = product of:
          0.04302509 = sum of:
            0.04302509 = weight(_text_:22 in 108) [ClassicSimilarity], result of:
              0.04302509 = score(doc=108,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.2708308 = fieldWeight in 108, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=108)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    10. 1.1999 16:22:37
  11. Haiqi, Z.: ¬The literature of Qigong : publication patterns and subject headings (1997) 0.01
    0.010756273 = product of:
      0.021512546 = sum of:
        0.021512546 = product of:
          0.04302509 = sum of:
            0.04302509 = weight(_text_:22 in 862) [ClassicSimilarity], result of:
              0.04302509 = score(doc=862,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.2708308 = fieldWeight in 862, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=862)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    International forum on information and documentation. 22(1997) no.3, S.38-44
  12. Avramescu, A.: Teoria difuziei informatiei stiintifice (1997) 0.01
    0.010756273 = product of:
      0.021512546 = sum of:
        0.021512546 = product of:
          0.04302509 = sum of:
            0.04302509 = weight(_text_:22 in 3030) [ClassicSimilarity], result of:
              0.04302509 = score(doc=3030,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.2708308 = fieldWeight in 3030, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=3030)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 2.1999 16:16:11
  13. Falkingham, L.T.; Reeves, R.: Context analysis : a technique for analysing research in a field, applied to literature on the management of R&D at the section level (1998) 0.01
    0.010756273 = product of:
      0.021512546 = sum of:
        0.021512546 = product of:
          0.04302509 = sum of:
            0.04302509 = weight(_text_:22 in 3689) [ClassicSimilarity], result of:
              0.04302509 = score(doc=3689,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.2708308 = fieldWeight in 3689, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=3689)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 5.1999 19:18:46
  14. Wang, P.: ¬An empirical study of knowledge structures of research topics (1999) 0.01
    0.009897877 = product of:
      0.019795755 = sum of:
        0.019795755 = product of:
          0.03959151 = sum of:
            0.03959151 = weight(_text_:l in 6667) [ClassicSimilarity], result of:
              0.03959151 = score(doc=6667,freq=2.0), product of:
                0.18031335 = queryWeight, product of:
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.045365814 = queryNorm
                0.2195706 = fieldWeight in 6667, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=6667)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Knowledge: creation, organization and use. Proceedings of the 62nd Annual Meeting of the American Society for Information Science, 31.10.-4.11.1999. Ed.: L. Woods
  15. Tonta, Y.: Scholarly communication and the use of networked information sources (1996) 0.01
    0.009219662 = product of:
      0.018439325 = sum of:
        0.018439325 = product of:
          0.03687865 = sum of:
            0.03687865 = weight(_text_:22 in 6389) [ClassicSimilarity], result of:
              0.03687865 = score(doc=6389,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.23214069 = fieldWeight in 6389, 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=6389)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    IFLA journal. 22(1996) no.3, S.240-245
  16. Siddiqui, M.A.: ¬A bibliometric study of authorship characteristics in four international information science journals (1997) 0.01
    0.009219662 = product of:
      0.018439325 = sum of:
        0.018439325 = product of:
          0.03687865 = sum of:
            0.03687865 = weight(_text_:22 in 853) [ClassicSimilarity], result of:
              0.03687865 = score(doc=853,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.23214069 = fieldWeight in 853, 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=853)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    International forum on information and documentation. 22(1997) no.3, S.3-23
  17. Kreider, J.: ¬The correlation of local citation data with citation data from Journal Citation Reports (1999) 0.01
    0.009219662 = product of:
      0.018439325 = sum of:
        0.018439325 = product of:
          0.03687865 = sum of:
            0.03687865 = weight(_text_:22 in 102) [ClassicSimilarity], result of:
              0.03687865 = score(doc=102,freq=2.0), product of:
                0.15886335 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045365814 = queryNorm
                0.23214069 = fieldWeight in 102, 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=102)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    10. 9.2000 17:38:22