Search (2 results, page 1 of 1)

  • × author_ss:"Walker, S."
  • × type_ss:"r"
  1. Walker, S.; Jones, R.M.: Improving subject retrieval in online catalogues : T.1: Stemming, automatic spelling correction and cross-reference tables (1987) 0.03 
    0.027232561 = product of:
  0.054465123 = sum of:
    0.054465123 = product of:
      0.108930245 = sum of:
        0.108930245 = weight(_text_:t in 2141) [ClassicSimilarity], result of:
          0.108930245 = score(doc=2141,freq=2.0), product of:
            0.17876579 = queryWeight, product of:
              3.9394085 = idf(docFreq=2338, maxDocs=44218)
              0.04537884 = queryNorm
            0.60934615 = fieldWeight in 2141, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.9394085 = idf(docFreq=2338, maxDocs=44218)
              0.109375 = fieldNorm(doc=2141)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  2. Walker, S.; DeVere, R.: Improving subject retrieval in online catalogues : T.2: Relevance feedback and query expansion (1990) 0.02 
    0.01945183 = product of:
  0.03890366 = sum of:
    0.03890366 = product of:
      0.07780732 = sum of:
        0.07780732 = weight(_text_:t in 1816) [ClassicSimilarity], result of:
          0.07780732 = score(doc=1816,freq=2.0), product of:
            0.17876579 = queryWeight, product of:
              3.9394085 = idf(docFreq=2338, maxDocs=44218)
              0.04537884 = queryNorm
            0.43524727 = fieldWeight in 1816, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.9394085 = idf(docFreq=2338, maxDocs=44218)
              0.078125 = fieldNorm(doc=1816)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Authors

Years

Themes