Search (3 results, page 1 of 1)

  • × author_ss:"Ballard, T."
  • × theme_ss:"OPAC"
  1. Ballard, T.: Spelling and typographical errors in library databases (1992) 0.00
    0.0024627352 = product of:
      0.050486073 = sum of:
        0.025243036 = product of:
          0.050486073 = sum of:
            0.050486073 = weight(_text_:allgemein in 5971) [ClassicSimilarity], result of:
              0.050486073 = score(doc=5971,freq=2.0), product of:
                0.086965665 = queryWeight, product of:
                  5.254347 = idf(docFreq=627, maxDocs=44218)
                  0.016551185 = queryNorm
                0.5805288 = fieldWeight in 5971, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  5.254347 = idf(docFreq=627, maxDocs=44218)
                  0.078125 = fieldNorm(doc=5971)
          0.5 = coord(1/2)
        0.025243036 = product of:
          0.050486073 = sum of:
            0.050486073 = weight(_text_:allgemein in 5971) [ClassicSimilarity], result of:
              0.050486073 = score(doc=5971,freq=2.0), product of:
                0.086965665 = queryWeight, product of:
                  5.254347 = idf(docFreq=627, maxDocs=44218)
                  0.016551185 = queryNorm
                0.5805288 = fieldWeight in 5971, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  5.254347 = idf(docFreq=627, maxDocs=44218)
                  0.078125 = fieldNorm(doc=5971)
          0.5 = coord(1/2)
      0.048780486 = coord(2/41)
    
    Theme
    Katalogfragen allgemein
  2. Ballard, T.; Grimaldi, A.: Improve OPAC searching by reducing tagging errors in MARC records (1997) 0.00
    2.187763E-4 = product of:
      0.0089698285 = sum of:
        0.0089698285 = product of:
          0.017939657 = sum of:
            0.017939657 = weight(_text_:22 in 695) [ClassicSimilarity], result of:
              0.017939657 = score(doc=695,freq=2.0), product of:
                0.05795943 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.016551185 = queryNorm
                0.30952093 = fieldWeight in 695, 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=695)
          0.5 = coord(1/2)
      0.024390243 = coord(1/41)
    
    Date
    6. 3.1997 16:22:15
  3. Ballard, T.: Online catalogs : finding the weakest link: maintaining Web links in MARC records requires quality control decisions (1998) 0.00
    1.3138125E-4 = product of:
      0.0053866315 = sum of:
        0.0053866315 = product of:
          0.010773263 = sum of:
            0.010773263 = weight(_text_:4 in 2594) [ClassicSimilarity], result of:
              0.010773263 = score(doc=2594,freq=2.0), product of:
                0.044914924 = queryWeight, product of:
                  2.7136984 = idf(docFreq=7967, maxDocs=44218)
                  0.016551185 = queryNorm
                0.23985931 = fieldWeight in 2594, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.7136984 = idf(docFreq=7967, maxDocs=44218)
                  0.0625 = fieldNorm(doc=2594)
          0.5 = coord(1/2)
      0.024390243 = coord(1/41)
    
    Source
    Information today. 15(1998) no.4, S.56