Search (1 results, page 1 of 1)

  • × author_ss:"Liebenau, J."
  • × classification_ss:"Z699"
  1. Liebenau, J.; Backhouse, J.: Understanding information : an introduction (1990) 0.19
    0.18603009 = product of:
      0.37206018 = sum of:
        0.20542741 = weight(_text_:storage in 7) [ClassicSimilarity], result of:
          0.20542741 = score(doc=7,freq=4.0), product of:
            0.24128701 = queryWeight, product of:
              5.4488444 = idf(docFreq=516, maxDocs=44218)
              0.044282235 = queryNorm
            0.85138196 = fieldWeight in 7, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              5.4488444 = idf(docFreq=516, maxDocs=44218)
              0.078125 = fieldNorm(doc=7)
        0.06331052 = weight(_text_:retrieval in 7) [ClassicSimilarity], result of:
          0.06331052 = score(doc=7,freq=4.0), product of:
            0.13395 = queryWeight, product of:
              3.024915 = idf(docFreq=5836, maxDocs=44218)
              0.044282235 = queryNorm
            0.47264296 = fieldWeight in 7, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.024915 = idf(docFreq=5836, maxDocs=44218)
              0.078125 = fieldNorm(doc=7)
        0.103322275 = weight(_text_:systems in 7) [ClassicSimilarity], result of:
          0.103322275 = score(doc=7,freq=10.0), product of:
            0.13608703 = queryWeight, product of:
              3.0731742 = idf(docFreq=5561, maxDocs=44218)
              0.044282235 = queryNorm
            0.75923675 = fieldWeight in 7, product of:
              3.1622777 = tf(freq=10.0), with freq of:
                10.0 = termFreq=10.0
              3.0731742 = idf(docFreq=5561, maxDocs=44218)
              0.078125 = fieldNorm(doc=7)
      0.5 = coord(3/6)
    
    LCSH
    Information storage and retrieval systems
    PRECIS
    Information systems
    Series
    Macmillan information systems series
    Subject
    Information storage and retrieval systems
    Information systems