Search (1 results, page 1 of 1)

  • × author_ss:"Maron, M.E."
  • × theme_ss:"Retrievalstudien"
  • × 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) 0.00 
    0.0042914203 = product of:
  0.017165681 = sum of:
    0.017165681 = weight(_text_:information in 1345) [ClassicSimilarity], result of:
      0.017165681 = score(doc=1345,freq=2.0), product of:
        0.08850355 = queryWeight, product of:
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.050415643 = queryNorm
        0.19395474 = fieldWeight in 1345, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.7554779 = idf(docFreq=20772, maxDocs=44218)
          0.078125 = fieldNorm(doc=1345)
  0.25 = coord(1/4)
    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.