Search (14 results, page 1 of 1)

  • × year_i:[2000 TO 2010}
  • × theme_ss:"Retrievalalgorithmen"
  1. Back, J.: ¬An evaluation of relevancy ranking techniques used by Internet search engines (2000) 0.02 
    0.0231078 = product of:
  0.0462156 = sum of:
    0.0462156 = product of:
      0.0924312 = sum of:
        0.0924312 = weight(_text_:22 in 3445) [ClassicSimilarity], result of:
          0.0924312 = score(doc=3445,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.5416616 = fieldWeight in 3445, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=3445)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    25. 8.2005 17:42:22
  2. MacFarlane, A.; Robertson, S.E.; McCann, J.A.: Parallel computing for passage retrieval (2004) 0.01 
    0.013204457 = product of:
  0.026408914 = sum of:
    0.026408914 = product of:
      0.05281783 = sum of:
        0.05281783 = weight(_text_:22 in 5108) [ClassicSimilarity], result of:
          0.05281783 = score(doc=5108,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.30952093 = fieldWeight in 5108, 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=5108)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    20. 1.2007 18:30:22
  3. Losada, D.E.; Barreiro, A.: Emebedding term similarity and inverse document frequency into a logical model of information retrieval (2003) 0.01 
    0.013204457 = product of:
  0.026408914 = sum of:
    0.026408914 = product of:
      0.05281783 = sum of:
        0.05281783 = weight(_text_:22 in 1422) [ClassicSimilarity], result of:
          0.05281783 = score(doc=1422,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.30952093 = fieldWeight in 1422, 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=1422)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 3.2003 19:27:23
  4. Kanaeva, Z.: Ranking: Google und CiteSeer (2005) 0.01 
    0.0115539 = product of:
  0.0231078 = sum of:
    0.0231078 = product of:
      0.0462156 = sum of:
        0.0462156 = weight(_text_:22 in 3276) [ClassicSimilarity], result of:
          0.0462156 = score(doc=3276,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.2708308 = fieldWeight in 3276, 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=3276)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    20. 3.2005 16:23:22
  5. Crestani, F.; Dominich, S.; Lalmas, M.; Rijsbergen, C.J.K. van: Mathematical, logical, and formal methods in information retrieval : an introduction to the special issue (2003) 0.01 
    0.009903342 = product of:
  0.019806685 = sum of:
    0.019806685 = product of:
      0.03961337 = sum of:
        0.03961337 = weight(_text_:22 in 1451) [ClassicSimilarity], result of:
          0.03961337 = score(doc=1451,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.23214069 = fieldWeight in 1451, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=1451)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 3.2003 19:27:36
  6. Fan, W.; Fox, E.A.; Pathak, P.; Wu, H.: ¬The effects of fitness functions an genetic programming-based ranking discovery for Web search (2004) 0.01 
    0.009903342 = product of:
  0.019806685 = sum of:
    0.019806685 = product of:
      0.03961337 = sum of:
        0.03961337 = weight(_text_:22 in 2239) [ClassicSimilarity], result of:
          0.03961337 = score(doc=2239,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.23214069 = fieldWeight in 2239, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=2239)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    31. 5.2004 19:22:06
  7. Furner, J.: ¬A unifying model of document relatedness for hybrid search engines (2003) 0.01 
    0.009903342 = product of:
  0.019806685 = sum of:
    0.019806685 = product of:
      0.03961337 = sum of:
        0.03961337 = weight(_text_:22 in 2717) [ClassicSimilarity], result of:
          0.03961337 = score(doc=2717,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.23214069 = fieldWeight in 2717, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=2717)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    11. 9.2004 17:32:22
  8. Witschel, H.F.: Global term weights in distributed environments (2008) 0.01 
    0.009903342 = product of:
  0.019806685 = sum of:
    0.019806685 = product of:
      0.03961337 = sum of:
        0.03961337 = weight(_text_:22 in 2096) [ClassicSimilarity], result of:
          0.03961337 = score(doc=2096,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.23214069 = fieldWeight in 2096, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=2096)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    1. 8.2008 9:44:22
  9. Klas, C.-P.; Fuhr, N.; Schaefer, A.: Evaluating strategic support for information access in the DAFFODIL system (2004) 0.01 
    0.009903342 = product of:
  0.019806685 = sum of:
    0.019806685 = product of:
      0.03961337 = sum of:
        0.03961337 = weight(_text_:22 in 2419) [ClassicSimilarity], result of:
          0.03961337 = score(doc=2419,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.23214069 = fieldWeight in 2419, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=2419)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    16.11.2008 16:22:48
  10. Campos, L.M. de; Fernández-Luna, J.M.; Huete, J.F.: Implementing relevance feedback in the Bayesian network retrieval model (2003) 0.01 
    0.009903342 = product of:
  0.019806685 = sum of:
    0.019806685 = product of:
      0.03961337 = sum of:
        0.03961337 = weight(_text_:22 in 825) [ClassicSimilarity], result of:
          0.03961337 = score(doc=825,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.23214069 = fieldWeight in 825, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=825)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 3.2003 19:30:19
  11. Song, D.; Bruza, P.D.: Towards context sensitive information inference (2003) 0.01 
    0.0082527865 = product of:
  0.016505573 = sum of:
    0.016505573 = product of:
      0.033011146 = sum of:
        0.033011146 = weight(_text_:22 in 1428) [ClassicSimilarity], result of:
          0.033011146 = score(doc=1428,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.19345059 = fieldWeight in 1428, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0390625 = fieldNorm(doc=1428)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 3.2003 19:35:46
  12. Shiri, A.A.; Revie, C.: Query expansion behavior within a thesaurus-enhanced search environment : a user-centered evaluation (2006) 0.01 
    0.0082527865 = product of:
  0.016505573 = sum of:
    0.016505573 = product of:
      0.033011146 = sum of:
        0.033011146 = weight(_text_:22 in 56) [ClassicSimilarity], result of:
          0.033011146 = score(doc=56,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.19345059 = fieldWeight in 56, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0390625 = fieldNorm(doc=56)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 7.2006 16:32:43
  13. Dominich, S.: Mathematical foundations of information retrieval (2001) 0.01 
    0.0082527865 = product of:
  0.016505573 = sum of:
    0.016505573 = product of:
      0.033011146 = sum of:
        0.033011146 = weight(_text_:22 in 1753) [ClassicSimilarity], result of:
          0.033011146 = score(doc=1753,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.19345059 = fieldWeight in 1753, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0390625 = fieldNorm(doc=1753)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 3.2008 12:26:32
  14. Khoo, C.S.G.; Wan, K.-W.: ¬A simple relevancy-ranking strategy for an interface to Boolean OPACs (2004) 0.01 
    0.00577695 = product of:
  0.0115539 = sum of:
    0.0115539 = product of:
      0.0231078 = sum of:
        0.0231078 = weight(_text_:22 in 2509) [ClassicSimilarity], result of:
          0.0231078 = score(doc=2509,freq=2.0), product of:
            0.1706438 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0487299 = queryNorm
            0.1354154 = fieldWeight in 2509, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.02734375 = fieldNorm(doc=2509)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Electronic library. 22(2004) no.2, S.112-120

Authors

Languages

  • e 13
  • d 1

Types

  • a 13
  • m 1

Themes

Subjects

Classifications