Search (4 results, page 1 of 1)

  • × classification_ss:"ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme"
  • × language_ss:"e"
  1. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 0.03
    0.027505018 = product of:
      0.055010036 = sum of:
        0.055010036 = product of:
          0.08251505 = sum of:
            0.027686758 = weight(_text_:m in 217) [ClassicSimilarity], result of:
              0.027686758 = score(doc=217,freq=2.0), product of:
                0.12587759 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.050584763 = 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)
            0.054828297 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
              0.054828297 = score(doc=217,freq=2.0), product of:
                0.17713922 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.050584763 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    22. 4.2007 10:07:51
    Type
    m
  2. Rijsbergen, C.J. van: Information retrieval (1979) 0.00
    0.004037652 = product of:
      0.008075304 = sum of:
        0.008075304 = product of:
          0.024225913 = sum of:
            0.024225913 = weight(_text_:m in 856) [ClassicSimilarity], result of:
              0.024225913 = score(doc=856,freq=2.0), product of:
                0.12587759 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.050584763 = 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)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Type
    m
  3. Meadow, C.T.: Text information retrieval systems (1992) 0.00
    0.0028840376 = product of:
      0.005768075 = sum of:
        0.005768075 = product of:
          0.017304225 = sum of:
            0.017304225 = weight(_text_:m in 1519) [ClassicSimilarity], result of:
              0.017304225 = score(doc=1519,freq=2.0), product of:
                0.12587759 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.050584763 = queryNorm
                0.13746867 = fieldWeight in 1519, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=1519)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Type
    m
  4. Blair, D.C.: Language and representation in information retrieval (1991) 0.00
    0.00230723 = product of:
      0.00461446 = sum of:
        0.00461446 = product of:
          0.013843379 = sum of:
            0.013843379 = weight(_text_:m in 1545) [ClassicSimilarity], result of:
              0.013843379 = score(doc=1545,freq=2.0), product of:
                0.12587759 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.050584763 = queryNorm
                0.10997493 = fieldWeight in 1545, 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=1545)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Type
    m