Search (4 results, page 1 of 1)

  • × theme_ss:"Citation indexing"
  • × year_i:[1970 TO 1980}
  1. Garfield, E.: Citation indexing : its theory and application in science, technology, and humanities (1979) 0.36
    0.35984245 = product of:
      0.67470455 = sum of:
        0.15317109 = weight(_text_:allgemeines in 348) [ClassicSimilarity], result of:
          0.15317109 = score(doc=348,freq=12.0), product of:
            0.16533206 = queryWeight, product of:
              5.705423 = idf(docFreq=399, maxDocs=44218)
              0.028978055 = queryNorm
            0.9264452 = fieldWeight in 348, product of:
              3.4641016 = tf(freq=12.0), with freq of:
                12.0 = termFreq=12.0
              5.705423 = idf(docFreq=399, maxDocs=44218)
              0.046875 = fieldNorm(doc=348)
        0.083050795 = weight(_text_:buch in 348) [ClassicSimilarity], result of:
          0.083050795 = score(doc=348,freq=8.0), product of:
            0.13472971 = queryWeight, product of:
              4.64937 = idf(docFreq=1149, maxDocs=44218)
              0.028978055 = queryNorm
            0.6164252 = fieldWeight in 348, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              4.64937 = idf(docFreq=1149, maxDocs=44218)
              0.046875 = fieldNorm(doc=348)
        0.026690327 = weight(_text_:und in 348) [ClassicSimilarity], result of:
          0.026690327 = score(doc=348,freq=16.0), product of:
            0.06422601 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.028978055 = queryNorm
            0.41556883 = fieldWeight in 348, product of:
              4.0 = tf(freq=16.0), with freq of:
                16.0 = termFreq=16.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.046875 = fieldNorm(doc=348)
        0.03817172 = product of:
          0.07634344 = sum of:
            0.07634344 = weight(_text_:bibliothekswesen in 348) [ClassicSimilarity], result of:
              0.07634344 = score(doc=348,freq=8.0), product of:
                0.12917466 = queryWeight, product of:
                  4.457672 = idf(docFreq=1392, maxDocs=44218)
                  0.028978055 = queryNorm
                0.5910094 = fieldWeight in 348, product of:
                  2.828427 = tf(freq=8.0), with freq of:
                    8.0 = termFreq=8.0
                  4.457672 = idf(docFreq=1392, maxDocs=44218)
                  0.046875 = fieldNorm(doc=348)
          0.5 = coord(1/2)
        0.11025624 = weight(_text_:informationswissenschaft in 348) [ClassicSimilarity], result of:
          0.11025624 = score(doc=348,freq=16.0), product of:
            0.13053758 = queryWeight, product of:
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.028978055 = queryNorm
            0.84463215 = fieldWeight in 348, product of:
              4.0 = tf(freq=16.0), with freq of:
                16.0 = termFreq=16.0
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.046875 = fieldNorm(doc=348)
        0.07634344 = weight(_text_:bibliothekswesen in 348) [ClassicSimilarity], result of:
          0.07634344 = score(doc=348,freq=8.0), product of:
            0.12917466 = queryWeight, product of:
              4.457672 = idf(docFreq=1392, maxDocs=44218)
              0.028978055 = queryNorm
            0.5910094 = fieldWeight in 348, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              4.457672 = idf(docFreq=1392, maxDocs=44218)
              0.046875 = fieldNorm(doc=348)
        0.18406098 = weight(_text_:bibliotheksbenutzung in 348) [ClassicSimilarity], result of:
          0.18406098 = score(doc=348,freq=4.0), product of:
            0.23852277 = queryWeight, product of:
              8.231152 = idf(docFreq=31, maxDocs=44218)
              0.028978055 = queryNorm
            0.77167046 = fieldWeight in 348, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              8.231152 = idf(docFreq=31, maxDocs=44218)
              0.046875 = fieldNorm(doc=348)
        0.002959963 = product of:
          0.005919926 = sum of:
            0.005919926 = weight(_text_:information in 348) [ClassicSimilarity], result of:
              0.005919926 = score(doc=348,freq=2.0), product of:
                0.050870337 = queryWeight, product of:
                  1.7554779 = idf(docFreq=20772, maxDocs=44218)
                  0.028978055 = queryNorm
                0.116372846 = fieldWeight in 348, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.7554779 = idf(docFreq=20772, maxDocs=44218)
                  0.046875 = fieldNorm(doc=348)
          0.5 = coord(1/2)
      0.53333336 = coord(8/15)
    
    BK
    06.60 Bibliotheksbenutzung
    Classification
    AN 95100 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationspraxis / Referieren, Klassifizieren, Indexieren
    AN 96100 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationsvermittlung, Informationsplanung / Herstellung von Bibliographien und Informationsdiensten
    AK 39900 Allgemeines / Wissenschaftskunde und Wissenschaftsorganisation / Technik der wissenschaftlichen Arbeit / Hilfsmittel zur wissenschaftlichen Arbeit
    06.60 Bibliotheksbenutzung
    Imprint
    Philadelphia, PA : Institute for Scientific Information
    RVK
    AN 95100 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationspraxis / Referieren, Klassifizieren, Indexieren
    AN 96100 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationsvermittlung, Informationsplanung / Herstellung von Bibliographien und Informationsdiensten
    AK 39900 Allgemeines / Wissenschaftskunde und Wissenschaftsorganisation / Technik der wissenschaftlichen Arbeit / Hilfsmittel zur wissenschaftlichen Arbeit
  2. Mendez, A.: Some considerations on the retrieval of literature based on citations (1978) 0.00
    5.2621565E-4 = product of:
      0.0078932345 = sum of:
        0.0078932345 = product of:
          0.015786469 = sum of:
            0.015786469 = weight(_text_:information in 778) [ClassicSimilarity], result of:
              0.015786469 = score(doc=778,freq=2.0), product of:
                0.050870337 = queryWeight, product of:
                  1.7554779 = idf(docFreq=20772, maxDocs=44218)
                  0.028978055 = queryNorm
                0.3103276 = fieldWeight in 778, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.7554779 = idf(docFreq=20772, maxDocs=44218)
                  0.125 = fieldNorm(doc=778)
          0.5 = coord(1/2)
      0.06666667 = coord(1/15)
    
    Source
    Information scientist. 12(1978), S.67-71
  3. Kwok, K.L.: ¬The use of titles and cited titles as document representations for automatic classification (1975) 0.00
    4.604387E-4 = product of:
      0.00690658 = sum of:
        0.00690658 = product of:
          0.01381316 = sum of:
            0.01381316 = weight(_text_:information in 4347) [ClassicSimilarity], result of:
              0.01381316 = score(doc=4347,freq=2.0), product of:
                0.050870337 = queryWeight, product of:
                  1.7554779 = idf(docFreq=20772, maxDocs=44218)
                  0.028978055 = queryNorm
                0.27153665 = fieldWeight in 4347, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.7554779 = idf(docFreq=20772, maxDocs=44218)
                  0.109375 = fieldNorm(doc=4347)
          0.5 = coord(1/2)
      0.06666667 = coord(1/15)
    
    Source
    Information processing and management. 11(1975), S.201-206
  4. Garfield, E.: Essays of an information scientist (1977-) 0.00
    3.2888478E-4 = product of:
      0.0049332716 = sum of:
        0.0049332716 = product of:
          0.009866543 = sum of:
            0.009866543 = weight(_text_:information in 2015) [ClassicSimilarity], result of:
              0.009866543 = score(doc=2015,freq=2.0), product of:
                0.050870337 = queryWeight, product of:
                  1.7554779 = idf(docFreq=20772, maxDocs=44218)
                  0.028978055 = queryNorm
                0.19395474 = fieldWeight in 2015, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.7554779 = idf(docFreq=20772, maxDocs=44218)
                  0.078125 = fieldNorm(doc=2015)
          0.5 = coord(1/2)
      0.06666667 = coord(1/15)