Search (1 results, page 1 of 1)

  • × author_ss:"Blair, D.C."
  • × author_ss:"Maron, M.E."
  • × year_i:[1980 TO 1990}
  1. Blair, D.C.; Maron, M.E.: ¬An evaluation of retrieval effectiveness for a full-text document-retrieval system (1985) 0.01
    0.011462582 = product of:
      0.034387745 = sum of:
        0.034387745 = product of:
          0.103163235 = sum of:
            0.103163235 = weight(_text_:retrieval in 1345) [ClassicSimilarity], result of:
              0.103163235 = score(doc=1345,freq=8.0), product of:
                0.15433937 = queryWeight, product of:
                  3.024915 = idf(docFreq=5836, maxDocs=44218)
                  0.051022716 = queryNorm
                0.6684181 = fieldWeight in 1345, product of:
                  2.828427 = tf(freq=8.0), with freq of:
                    8.0 = termFreq=8.0
                  3.024915 = idf(docFreq=5836, 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.