Search (1 results, page 1 of 1)

  • × subject_ss:"Information retrieval"
  • × author_ss:"Ellis, D."
  1. Ellis, D.: Progress and problems in information retrieval (1996) 0.03 
    0.029132169 = product of:
  0.058264337 = sum of:
    0.058264337 = sum of:
      0.008336147 = weight(_text_:s in 789) [ClassicSimilarity], result of:
        0.008336147 = score(doc=789,freq=6.0), product of:
          0.05008241 = queryWeight, product of:
            1.0872376 = idf(docFreq=40523, maxDocs=44218)
            0.046063907 = queryNorm
          0.1664486 = fieldWeight in 789, product of:
            2.4494898 = tf(freq=6.0), with freq of:
              6.0 = termFreq=6.0
            1.0872376 = idf(docFreq=40523, maxDocs=44218)
            0.0625 = fieldNorm(doc=789)
      0.04992819 = weight(_text_:22 in 789) [ClassicSimilarity], result of:
        0.04992819 = score(doc=789,freq=2.0), product of:
          0.16130796 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.046063907 = queryNorm
          0.30952093 = fieldWeight in 789, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.0625 = fieldNorm(doc=789)
  0.5 = coord(1/2)
    Date
    26. 7.2002 20:22:46
    Footnote
    Rez. in: Managing information 3(1996) no.10, S.49 (D. Bawden); Program 32(1998) no.2, S.190-192 (C. Revie)
    Pages
    220 S