Search (11 results, page 1 of 1)

  • × author_ss:"Lancaster, F.W."
  • × type_ss:"m"
  1. Lancaster, F.W.; Fayen, E.G.: Information retrieval on-line (1973) 0.13
    0.1252552 = product of:
      0.2505104 = sum of:
        0.2505104 = product of:
          0.5010208 = sum of:
            0.5010208 = weight(_text_:f.w in 2260) [ClassicSimilarity], result of:
              0.5010208 = score(doc=2260,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                1.5903444 = fieldWeight in 2260, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.15625 = fieldNorm(doc=2260)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  2. Lancaster, F.W.: Toward paperless information systems (1978) 0.13
    0.1252552 = product of:
      0.2505104 = sum of:
        0.2505104 = product of:
          0.5010208 = sum of:
            0.5010208 = weight(_text_:f.w in 3356) [ClassicSimilarity], result of:
              0.5010208 = score(doc=3356,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                1.5903444 = fieldWeight in 3356, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.15625 = fieldNorm(doc=3356)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  3. Lancaster, F.W.: Libraries and librarians in an age of electronics (1982) 0.13
    0.1252552 = product of:
      0.2505104 = sum of:
        0.2505104 = product of:
          0.5010208 = sum of:
            0.5010208 = weight(_text_:f.w in 6184) [ClassicSimilarity], result of:
              0.5010208 = score(doc=6184,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                1.5903444 = fieldWeight in 6184, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.15625 = fieldNorm(doc=6184)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  4. Lancaster, F.W.; Smith, L.C.: Compatibility issues affecting information systems and services (1983) 0.13
    0.1252552 = product of:
      0.2505104 = sum of:
        0.2505104 = product of:
          0.5010208 = sum of:
            0.5010208 = weight(_text_:f.w in 7130) [ClassicSimilarity], result of:
              0.5010208 = score(doc=7130,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                1.5903444 = fieldWeight in 7130, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.15625 = fieldNorm(doc=7130)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  5. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 0.12
    0.12392682 = product of:
      0.24785364 = sum of:
        0.24785364 = sum of:
          0.20040831 = weight(_text_:f.w in 217) [ClassicSimilarity], result of:
            0.20040831 = score(doc=217,freq=2.0), product of:
              0.31503916 = queryWeight, product of:
                7.1970778 = idf(docFreq=89, maxDocs=44218)
                0.043773204 = queryNorm
              0.6361378 = fieldWeight in 217, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.1970778 = idf(docFreq=89, maxDocs=44218)
                0.0625 = fieldNorm(doc=217)
          0.04744532 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
            0.04744532 = score(doc=217,freq=2.0), product of:
              0.15328631 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.043773204 = queryNorm
              0.30952093 = fieldWeight in 217, 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=217)
      0.5 = coord(1/2)
    
    Date
    22. 4.2007 10:07:51
  6. Lancaster, F.W.: Information retrieval systems : characteristics, testing and evaluation (1979) 0.10
    0.100204155 = product of:
      0.20040831 = sum of:
        0.20040831 = product of:
          0.40081662 = sum of:
            0.40081662 = weight(_text_:f.w in 7270) [ClassicSimilarity], result of:
              0.40081662 = score(doc=7270,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                1.2722756 = fieldWeight in 7270, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.125 = fieldNorm(doc=7270)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  7. Lancaster, F.W.; Warner, A.J.: Information retrieval today (1993) 0.06
    0.0626276 = product of:
      0.1252552 = sum of:
        0.1252552 = product of:
          0.2505104 = sum of:
            0.2505104 = weight(_text_:f.w in 4607) [ClassicSimilarity], result of:
              0.2505104 = score(doc=4607,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                0.7951722 = fieldWeight in 4607, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4607)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  8. Lancaster, F.W.: Indexing and abstracting in theory and practice (1991) 0.04
    0.043839317 = product of:
      0.08767863 = sum of:
        0.08767863 = product of:
          0.17535727 = sum of:
            0.17535727 = weight(_text_:f.w in 752) [ClassicSimilarity], result of:
              0.17535727 = score(doc=752,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                0.55662054 = fieldWeight in 752, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=752)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  9. Lancaster, F.W.: Indexing and abstracting in theory and practice (1998) 0.04
    0.03757656 = product of:
      0.07515312 = sum of:
        0.07515312 = product of:
          0.15030624 = sum of:
            0.15030624 = weight(_text_:f.w in 4141) [ClassicSimilarity], result of:
              0.15030624 = score(doc=4141,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                0.47710335 = fieldWeight in 4141, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.046875 = fieldNorm(doc=4141)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  10. Lancaster, F.W.: Indexing and abstracting in theory and practice (2003) 0.04
    0.03757656 = product of:
      0.07515312 = sum of:
        0.07515312 = product of:
          0.15030624 = sum of:
            0.15030624 = weight(_text_:f.w in 4913) [ClassicSimilarity], result of:
              0.15030624 = score(doc=4913,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                0.47710335 = fieldWeight in 4913, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.046875 = fieldNorm(doc=4913)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  11. Lancaster, F.W.; Warner, A.: Intelligent technologies in library and information service applications (2001) 0.03
    0.025051039 = product of:
      0.050102077 = sum of:
        0.050102077 = product of:
          0.100204155 = sum of:
            0.100204155 = weight(_text_:f.w in 308) [ClassicSimilarity], result of:
              0.100204155 = score(doc=308,freq=2.0), product of:
                0.31503916 = queryWeight, product of:
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.043773204 = queryNorm
                0.3180689 = fieldWeight in 308, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  7.1970778 = idf(docFreq=89, maxDocs=44218)
                  0.03125 = fieldNorm(doc=308)
          0.5 = coord(1/2)
      0.5 = coord(1/2)