Search (4 results, page 1 of 1)

  • × language_ss:"e"
  • × 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) 0.02
    0.024754867 = product of:
      0.049509734 = sum of:
        0.049509734 = product of:
          0.0742646 = sum of:
            0.024918433 = weight(_text_:m in 217) [ClassicSimilarity], result of:
              0.024918433 = score(doc=217,freq=2.0), product of:
                0.11329143 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.04552693 = 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)
            0.049346164 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
              0.049346164 = score(doc=217,freq=2.0), product of:
                0.15942755 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04552693 = 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
    0.0036339383 = product of:
      0.0072678765 = sum of:
        0.0072678765 = product of:
          0.021803629 = sum of:
            0.021803629 = weight(_text_:m in 856) [ClassicSimilarity], result of:
              0.021803629 = score(doc=856,freq=2.0), product of:
                0.11329143 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.04552693 = 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
    0.0025956703 = product of:
      0.0051913406 = sum of:
        0.0051913406 = product of:
          0.015574021 = sum of:
            0.015574021 = weight(_text_:m in 1519) [ClassicSimilarity], result of:
              0.015574021 = score(doc=1519,freq=2.0), product of:
                0.11329143 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.04552693 = 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
    0.0020765362 = product of:
      0.0041530724 = sum of:
        0.0041530724 = product of:
          0.012459217 = sum of:
            0.012459217 = weight(_text_:m in 1545) [ClassicSimilarity], result of:
              0.012459217 = score(doc=1545,freq=2.0), product of:
                0.11329143 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.04552693 = 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