Search (2 results, page 1 of 1)

  • × author_ss:"Ellis, D."
  • × type_ss:"m"
  1. Ellis, D.: Progress and problems in information retrieval (1996) 0.00 
    0.0045278776 = product of:
  0.022639386 = sum of:
    0.022639386 = product of:
      0.045278773 = sum of:
        0.045278773 = weight(_text_:22 in 789) [ClassicSimilarity], result of:
          0.045278773 = score(doc=789,freq=2.0), product of:
            0.14628662 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04177434 = queryNorm
            0.30952093 = fieldWeight in 789, 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=789)
      0.5 = coord(1/2)
  0.2 = coord(1/5)
    Date
    26. 7.2002 20:22:46
  2. Ellis, D.: New horizons in information retrieval (1990) 0.00 
    0.003909705 = product of:
  0.019548526 = sum of:
    0.019548526 = weight(_text_:of in 815) [ClassicSimilarity], result of:
      0.019548526 = score(doc=815,freq=6.0), product of:
        0.06532493 = queryWeight, product of:
          1.5637573 = idf(docFreq=25162, maxDocs=44218)
          0.04177434 = queryNorm
        0.2992506 = fieldWeight in 815, product of:
          2.4494898 = tf(freq=6.0), with freq of:
            6.0 = termFreq=6.0
          1.5637573 = idf(docFreq=25162, maxDocs=44218)
          0.078125 = fieldNorm(doc=815)
  0.2 = coord(1/5)
    Footnote
    Rez. in: Canadian library journal. 48(1991) S.434 (E. Frick): "The book is full of information about the development of concepts and systems in this most fascinating part of professional work"

Subjects