Search (3 results, page 1 of 1)

  • × author_ss:"Walker, S."
  • × theme_ss:"OPAC"
  1. Walker, S.: Improving subject access painlessly : recent work on the Okapi online catalogue projects (1988) 0.00 
    0.0024822555 = product of:
  0.014893532 = sum of:
    0.014893532 = product of:
      0.07446766 = sum of:
        0.07446766 = weight(_text_:22 in 7403) [ClassicSimilarity], result of:
          0.07446766 = score(doc=7403,freq=2.0), product of:
            0.120295025 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.03435205 = queryNorm
            0.61904186 = fieldWeight in 7403, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.125 = fieldNorm(doc=7403)
      0.2 = coord(1/5)
  0.16666667 = coord(1/6)
    Source
    Program. 22(1988), S.21-31
  2. Robertson, S.E.; Walker, S.; Beaulieu, M.: Experimentation as a way of life : Okapi at TREC (2000) 0.00 
    0.001948196 = product of:
  0.011689176 = sum of:
    0.011689176 = product of:
      0.05844588 = sum of:
        0.05844588 = weight(_text_:28 in 6030) [ClassicSimilarity], result of:
          0.05844588 = score(doc=6030,freq=2.0), product of:
            0.12305808 = queryWeight, product of:
              3.5822632 = idf(docFreq=3342, maxDocs=44218)
              0.03435205 = queryNorm
            0.4749455 = fieldWeight in 6030, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5822632 = idf(docFreq=3342, maxDocs=44218)
              0.09375 = fieldNorm(doc=6030)
      0.2 = coord(1/5)
  0.16666667 = coord(1/6)
    Date
    10. 8.2001 21:28:39
  3. Walker, S.: ¬The Okapi online catalogue research projects (1989) 0.00 
    0.0015514096 = product of:
  0.009308457 = sum of:
    0.009308457 = product of:
      0.046542287 = sum of:
        0.046542287 = weight(_text_:22 in 1942) [ClassicSimilarity], result of:
          0.046542287 = score(doc=1942,freq=2.0), product of:
            0.120295025 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.03435205 = queryNorm
            0.38690117 = fieldWeight in 1942, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.078125 = fieldNorm(doc=1942)
      0.2 = coord(1/5)
  0.16666667 = coord(1/6)
    Date
    16. 8.1998 11:22:08

Authors

Years