Search (3 results, page 1 of 1)

  • × subject_ss:"Expert systems"
  • × year_i:[1990 TO 2000}
  1. Pilkington, R.M.: Intelligent help : communication with knowledge-based systems (1992) 0.00
    0.0017548124 = product of:
      0.010528875 = sum of:
        0.010528875 = weight(_text_:e in 3202) [ClassicSimilarity], result of:
          0.010528875 = score(doc=3202,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.2223318 = fieldWeight in 3202, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.109375 = fieldNorm(doc=3202)
      0.16666667 = coord(1/6)
    
    Language
    e
  2. Beynon-Davies, P.: Expert database systems : a gentle introduction (1992) 0.00
    0.001504125 = product of:
      0.0090247495 = sum of:
        0.0090247495 = weight(_text_:e in 6079) [ClassicSimilarity], result of:
          0.0090247495 = score(doc=6079,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.19057012 = fieldWeight in 6079, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.09375 = fieldNorm(doc=6079)
      0.16666667 = coord(1/6)
    
    Language
    e
  3. Ignizio, J.P.: ¬An Introduction to expert systems : the development and implementation of rule-based expert systems (1991) 0.00
    7.520625E-4 = product of:
      0.0045123748 = sum of:
        0.0045123748 = weight(_text_:e in 1710) [ClassicSimilarity], result of:
          0.0045123748 = score(doc=1710,freq=2.0), product of:
            0.047356583 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03294669 = queryNorm
            0.09528506 = fieldWeight in 1710, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.046875 = fieldNorm(doc=1710)
      0.16666667 = coord(1/6)
    
    Language
    e