Search (4 results, page 1 of 1)

  • × author_ss:"Efthimiadis, E.N."
  • × language_ss:"e"
  1. Efthimiadis, E.N.; Neilson, C.: ¬A classified bibliography on online public access catalogues (1989) 0.03 
    0.03465693 = product of:
  0.13862772 = sum of:
    0.13862772 = product of:
      0.27725545 = sum of:
        0.27725545 = weight(_text_:bibliography in 509) [ClassicSimilarity], result of:
          0.27725545 = score(doc=509,freq=6.0), product of:
            0.26369262 = queryWeight, product of:
              5.494352 = idf(docFreq=493, maxDocs=44218)
              0.0479934 = queryNorm
            1.0514343 = fieldWeight in 509, product of:
              2.4494898 = tf(freq=6.0), with freq of:
                6.0 = termFreq=6.0
              5.494352 = idf(docFreq=493, maxDocs=44218)
              0.078125 = fieldNorm(doc=509)
      0.5 = coord(1/2)
  0.25 = coord(1/4)
    Abstract
    Bibliography on all aspects of online public access catalogues, covering the period to 1988. Citations are listed in subject order supplemented by an author index. A description of the subject coverage, source of citations and how to use the bibliography is given in the introduction.
  2. Efthimiadis, E.N.; Mitev, N.N.: ¬A classified bibliography on online public access catalogues (1987) 0.03 
    0.0320147 = product of:
  0.1280588 = sum of:
    0.1280588 = product of:
      0.2561176 = sum of:
        0.2561176 = weight(_text_:bibliography in 508) [ClassicSimilarity], result of:
          0.2561176 = score(doc=508,freq=2.0), product of:
            0.26369262 = queryWeight, product of:
              5.494352 = idf(docFreq=493, maxDocs=44218)
              0.0479934 = queryNorm
            0.97127336 = fieldWeight in 508, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              5.494352 = idf(docFreq=493, maxDocs=44218)
              0.125 = fieldNorm(doc=508)
      0.5 = coord(1/2)
  0.25 = coord(1/4)
  3. Efthimiadis, E.N.: End-users' understanding of thesaural knowledge structures in interactive query expansion (1994) 0.01 
    0.0065024435 = product of:
  0.026009774 = sum of:
    0.026009774 = product of:
      0.052019548 = sum of:
        0.052019548 = weight(_text_:22 in 5693) [ClassicSimilarity], result of:
          0.052019548 = score(doc=5693,freq=2.0), product of:
            0.16806471 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0479934 = queryNorm
            0.30952093 = fieldWeight in 5693, 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=5693)
      0.5 = coord(1/2)
  0.25 = coord(1/4)
    Date
    30. 3.2001 13:35:22
  4. Efthimiadis, E.N.: User choices : a new yardstick for the evaluation of ranking algorithms for interactive query expansion (1995) 0.00 
    0.004064027 = product of:
  0.016256109 = sum of:
    0.016256109 = product of:
      0.032512218 = sum of:
        0.032512218 = weight(_text_:22 in 5697) [ClassicSimilarity], result of:
          0.032512218 = score(doc=5697,freq=2.0), product of:
            0.16806471 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0479934 = queryNorm
            0.19345059 = fieldWeight in 5697, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0390625 = fieldNorm(doc=5697)
      0.5 = coord(1/2)
  0.25 = coord(1/4)
    Date
    22. 2.1996 13:14:10

Authors

Years

Types

Themes