Search (4 results, page 1 of 1)

  • × author_ss:"Blair, D.C."
  1. Blair, D.C.; Maron, M.E.: ¬An evaluation of retrieval effectiveness for a full-text document-retrieval system (1985) 0.01
    0.0066634193 = product of:
      0.019990258 = sum of:
        0.019990258 = product of:
          0.05997077 = sum of:
            0.05997077 = weight(_text_:29 in 1345) [ClassicSimilarity], result of:
              0.05997077 = score(doc=1345,freq=2.0), product of:
                0.15430406 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0438652 = queryNorm
                0.38865322 = fieldWeight in 1345, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.078125 = fieldNorm(doc=1345)
          0.33333334 = coord(1/3)
      0.33333334 = coord(1/3)
    
    Footnote
    Vgl. auch : Salton, G.: Another look ... Comm. ACM 29(1986) S.S.648-656; Blair, D.C.: Full text retrieval ... Int. Class. 13(1986) S.18-23: Blair, D.C., M.E. Maron: Full-text information retrieval ... Inf. proc. man. 26(1990) S.437-447.
  2. Blair, D.C.: STAIRS Redux : thoughts on the STAIRS evaluation, ten years after (1996) 0.00
    0.0046224343 = product of:
      0.013867302 = sum of:
        0.013867302 = product of:
          0.041601904 = sum of:
            0.041601904 = weight(_text_:22 in 3002) [ClassicSimilarity], result of:
              0.041601904 = score(doc=3002,freq=2.0), product of:
                0.15360846 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0438652 = queryNorm
                0.2708308 = fieldWeight in 3002, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=3002)
          0.33333334 = coord(1/3)
      0.33333334 = coord(1/3)
    
    Source
    Journal of the American Society for Information Science. 47(1996) no.1, S.4-22
  3. Blair, D.C.: Full text retrieval : Evaluation and implications (1986) 0.00
    0.0039980514 = product of:
      0.011994153 = sum of:
        0.011994153 = product of:
          0.03598246 = sum of:
            0.03598246 = weight(_text_:29 in 2047) [ClassicSimilarity], result of:
              0.03598246 = score(doc=2047,freq=2.0), product of:
                0.15430406 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0438652 = queryNorm
                0.23319192 = fieldWeight in 2047, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2047)
          0.33333334 = coord(1/3)
      0.33333334 = coord(1/3)
    
    Footnote
    Vgl.: Blair, D.C., M.E. Maron: An evaluation ... Comm. ACM 28(1985) S.280-299; Salton, G.: Another look ... Comm. ACM 29(1986) S.648-656; Blair, D.C., M.E. Maron: Full-text information retrieval ... Inf. Proc. Man. 26(1990) S.437-447.
  4. Blair, D.C.: Language and representation in information retrieval (1991) 0.00
    0.003881862 = product of:
      0.011645585 = sum of:
        0.011645585 = product of:
          0.034936756 = sum of:
            0.034936756 = weight(_text_:k in 1545) [ClassicSimilarity], result of:
              0.034936756 = score(doc=1545,freq=4.0), product of:
                0.15658903 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0438652 = queryNorm
                0.22311112 = fieldWeight in 1545, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.03125 = fieldNorm(doc=1545)
          0.33333334 = coord(1/3)
      0.33333334 = coord(1/3)
    
    Classification
    BCA (FH K)
    GHBS
    BCA (FH K)