Search (2 results, page 1 of 1)

  • × type_ss:"m"
  • × author_ss:"Ellis, D."
  1. Ellis, D.: Progress and problems in information retrieval (1996) 0.02 
    0.02138706 = product of:
  0.04277412 = sum of:
    0.04277412 = sum of:
      0.00616747 = weight(_text_:e in 789) [ClassicSimilarity], result of:
        0.00616747 = score(doc=789,freq=2.0), product of:
          0.048544887 = queryWeight, product of:
            1.43737 = idf(docFreq=28552, maxDocs=44218)
            0.03377341 = queryNorm
          0.12704675 = fieldWeight in 789, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            1.43737 = idf(docFreq=28552, maxDocs=44218)
            0.0625 = fieldNorm(doc=789)
      0.036606647 = weight(_text_:22 in 789) [ClassicSimilarity], result of:
        0.036606647 = score(doc=789,freq=2.0), product of:
          0.11826873 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.03377341 = 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)
    Date
    26. 7.2002 20:22:46
    Language
    e
  2. Ellis, D.: New horizons in information retrieval (1990) 0.00 
    0.0027256624 = product of:
  0.005451325 = sum of:
    0.005451325 = product of:
      0.01090265 = sum of:
        0.01090265 = weight(_text_:e in 815) [ClassicSimilarity], result of:
          0.01090265 = score(doc=815,freq=4.0), product of:
            0.048544887 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03377341 = queryNorm
            0.22458905 = fieldWeight in 815, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.078125 = fieldNorm(doc=815)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    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"
    Language
    e

Subjects