Search (3 results, page 1 of 1)

  • × classification_ss:"025.5'24"
  • × year_i:[1980 TO 1990}
  1. Harter, S.P.: Online information retrieval : concepts, principles, and techniques (1986) 0.01
    0.007060799 = product of:
      0.014121598 = sum of:
        0.014121598 = product of:
          0.028243195 = sum of:
            0.028243195 = weight(_text_:m in 1388) [ClassicSimilarity], result of:
              0.028243195 = score(doc=1388,freq=2.0), product of:
                0.08560495 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.034400932 = queryNorm
                0.3299248 = fieldWeight in 1388, 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=1388)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Type
    m
  2. Rowley, J.E.: Organising knowledge : An introduction to information retrieval (1987) 0.01
    0.005883999 = product of:
      0.011767998 = sum of:
        0.011767998 = product of:
          0.023535997 = sum of:
            0.023535997 = weight(_text_:m in 4291) [ClassicSimilarity], result of:
              0.023535997 = score(doc=4291,freq=2.0), product of:
                0.08560495 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.034400932 = queryNorm
                0.27493733 = fieldWeight in 4291, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4291)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Type
    m
  3. Kemp, D.A.: Computer-based knowledge retrieval (1988) 0.00
    0.0035303994 = product of:
      0.007060799 = sum of:
        0.007060799 = product of:
          0.014121598 = sum of:
            0.014121598 = weight(_text_:m in 2055) [ClassicSimilarity], result of:
              0.014121598 = score(doc=2055,freq=2.0), product of:
                0.08560495 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.034400932 = queryNorm
                0.1649624 = fieldWeight in 2055, 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=2055)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Type
    m