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) 0.01
    0.007143214 = product of:
      0.014286428 = sum of:
        0.014286428 = product of:
          0.042859282 = sum of:
            0.042859282 = weight(_text_:m in 3202) [ClassicSimilarity], result of:
              0.042859282 = score(doc=3202,freq=2.0), product of:
                0.11134819 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.044746026 = queryNorm
                0.38491225 = fieldWeight in 3202, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.109375 = fieldNorm(doc=3202)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Type
    m
  2. Beynon-Davies, P.: Expert database systems : a gentle introduction (1992) 0.01
    0.006122755 = product of:
      0.01224551 = sum of:
        0.01224551 = product of:
          0.03673653 = sum of:
            0.03673653 = weight(_text_:m in 6079) [ClassicSimilarity], result of:
              0.03673653 = score(doc=6079,freq=2.0), product of:
                0.11134819 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.044746026 = queryNorm
                0.3299248 = fieldWeight in 6079, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.09375 = fieldNorm(doc=6079)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Type
    m
  3. Ignizio, J.P.: ¬An Introduction to expert systems : the development and implementation of rule-based expert systems (1991) 0.00
    0.0030613774 = product of:
      0.006122755 = sum of:
        0.006122755 = product of:
          0.018368265 = sum of:
            0.018368265 = weight(_text_:m in 1710) [ClassicSimilarity], result of:
              0.018368265 = score(doc=1710,freq=2.0), product of:
                0.11134819 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.044746026 = queryNorm
                0.1649624 = fieldWeight in 1710, 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=1710)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Type
    m