Search (4 results, page 1 of 1)

  • × theme_ss:"Grundlagen u. Einführungen: Allgemeine Literatur"
  • × classification_ss:"ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme"
  1. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 0.04
    0.037372135 = product of:
      0.07474427 = sum of:
        0.07474427 = sum of:
          0.025079379 = weight(_text_:m in 217) [ClassicSimilarity], result of:
            0.025079379 = score(doc=217,freq=2.0), product of:
              0.114023164 = queryWeight, product of:
                2.4884486 = idf(docFreq=9980, maxDocs=44218)
                0.045820985 = queryNorm
              0.21994986 = fieldWeight in 217, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                2.4884486 = idf(docFreq=9980, maxDocs=44218)
                0.0625 = fieldNorm(doc=217)
          0.04966489 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
            0.04966489 = score(doc=217,freq=2.0), product of:
              0.16045728 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.045820985 = queryNorm
              0.30952093 = fieldWeight in 217, 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=217)
      0.5 = coord(1/2)
    
    Date
    22. 4.2007 10:07:51
    Type
    m
  2. Rijsbergen, C.J. van: Information retrieval (1979) 0.01
    0.005486114 = product of:
      0.010972228 = sum of:
        0.010972228 = product of:
          0.021944456 = sum of:
            0.021944456 = weight(_text_:m in 856) [ClassicSimilarity], result of:
              0.021944456 = score(doc=856,freq=2.0), product of:
                0.114023164 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.045820985 = queryNorm
                0.19245613 = fieldWeight in 856, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=856)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Type
    m
  3. Gebhardt, F.: Dokumentationssysteme (1981) 0.00
    0.0047023837 = product of:
      0.009404767 = sum of:
        0.009404767 = product of:
          0.018809535 = sum of:
            0.018809535 = weight(_text_:m in 1560) [ClassicSimilarity], result of:
              0.018809535 = score(doc=1560,freq=2.0), product of:
                0.114023164 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.045820985 = queryNorm
                0.1649624 = fieldWeight in 1560, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.046875 = fieldNorm(doc=1560)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Type
    m
  4. Henzler, R.G.: Information und Dokumentation : Sammeln, Speichern und Wiedergewinnen von Fachinformation in Datenbanken (1992) 0.00
    0.0031349224 = product of:
      0.0062698447 = sum of:
        0.0062698447 = product of:
          0.012539689 = sum of:
            0.012539689 = weight(_text_:m in 4839) [ClassicSimilarity], result of:
              0.012539689 = score(doc=4839,freq=2.0), product of:
                0.114023164 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.045820985 = queryNorm
                0.10997493 = fieldWeight in 4839, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.03125 = fieldNorm(doc=4839)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Type
    m

Languages

Classifications