Search (3 results, page 1 of 1)

  • × type_ss:"el"
  • × theme_ss:"Retrievalalgorithmen"
  1. Qi, Q.; Hessen, D.J.; Heijden, P.G.M. van der: Improving information retrieval through correspondenceanalysis instead of latent semantic analysis (2023) 0.00
    0.0013562617 = product of:
      0.01627514 = sum of:
        0.0072658067 = weight(_text_:der in 1045) [ClassicSimilarity], result of:
          0.0072658067 = score(doc=1045,freq=2.0), product of:
            0.049067024 = queryWeight, product of:
              2.2337668 = idf(docFreq=12875, maxDocs=44218)
              0.021966046 = queryNorm
            0.14807922 = fieldWeight in 1045, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.2337668 = idf(docFreq=12875, maxDocs=44218)
              0.046875 = fieldNorm(doc=1045)
        0.009009332 = product of:
          0.018018665 = sum of:
            0.018018665 = weight(_text_:29 in 1045) [ClassicSimilarity], result of:
              0.018018665 = score(doc=1045,freq=2.0), product of:
                0.07726968 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.021966046 = queryNorm
                0.23319192 = fieldWeight in 1045, 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=1045)
          0.5 = coord(1/2)
      0.083333336 = coord(2/24)
    
    Date
    15. 9.2023 12:28:29
  2. Lewandowski, D.: How can library materials be ranked in the OPAC? (2009) 0.00
    2.5228495E-4 = product of:
      0.0060548387 = sum of:
        0.0060548387 = weight(_text_:der in 2810) [ClassicSimilarity], result of:
          0.0060548387 = score(doc=2810,freq=2.0), product of:
            0.049067024 = queryWeight, product of:
              2.2337668 = idf(docFreq=12875, maxDocs=44218)
              0.021966046 = queryNorm
            0.12339935 = fieldWeight in 2810, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.2337668 = idf(docFreq=12875, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2810)
      0.041666668 = coord(1/24)
    
    Content
    Vortrag, anlässlich der 9. Internationalen Bielefeld-Konferenz 2009, 3. - 5. Februar 2009.
  3. Schaefer, A.; Jordan, M.; Klas, C.-P.; Fuhr, N.: Active support for query formulation in virtual digital libraries : a case study with DAFFODIL (2005) 0.00
    2.1787935E-4 = product of:
      0.0052291043 = sum of:
        0.0052291043 = product of:
          0.015687313 = sum of:
            0.015687313 = weight(_text_:p in 4296) [ClassicSimilarity], result of:
              0.015687313 = score(doc=4296,freq=2.0), product of:
                0.078979194 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.021966046 = queryNorm
                0.19862589 = fieldWeight in 4296, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4296)
          0.33333334 = coord(1/3)
      0.041666668 = coord(1/24)