Search (157 results, page 1 of 8)

  • × theme_ss:"Retrievalalgorithmen"
  • × year_i:[2000 TO 2010}
  1. Niemi, T.; Junkkari, M.; Järvelin, K.; Viita, S.: Advanced query language for manipulating complex entities (2004) 0.03
    0.033782728 = product of:
      0.067565456 = sum of:
        0.067565456 = product of:
          0.101348184 = sum of:
            0.08959477 = weight(_text_:k in 4218) [ClassicSimilarity], result of:
              0.08959477 = score(doc=4218,freq=2.0), product of:
                0.16225883 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.04545348 = queryNorm
                0.5521719 = fieldWeight in 4218, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.109375 = fieldNorm(doc=4218)
            0.011753417 = weight(_text_:s in 4218) [ClassicSimilarity], result of:
              0.011753417 = score(doc=4218,freq=4.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.23783323 = fieldWeight in 4218, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.109375 = fieldNorm(doc=4218)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Source
    Information processing and management. 40(2004) no.6, S.869-
  2. Yu, K.; Tresp, V.; Yu, S.: ¬A nonparametric hierarchical Bayesian framework for information filtering (2004) 0.03
    0.03296656 = product of:
      0.06593312 = sum of:
        0.06593312 = product of:
          0.09889968 = sum of:
            0.09050438 = weight(_text_:k in 4117) [ClassicSimilarity], result of:
              0.09050438 = score(doc=4117,freq=4.0), product of:
                0.16225883 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.04545348 = queryNorm
                0.5577778 = fieldWeight in 4117, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4117)
            0.008395297 = weight(_text_:s in 4117) [ClassicSimilarity], result of:
              0.008395297 = score(doc=4117,freq=4.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.16988087 = fieldWeight in 4117, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4117)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Pages
    S.353-360
    Source
    SIGIR'04: Proceedings of the 27th Annual International ACM-SIGIR Conference an Research and Development in Information Retrieval. Ed.: K. Järvelin, u.a
  3. Back, J.: ¬An evaluation of relevancy ranking techniques used by Internet search engines (2000) 0.03
    0.03150913 = product of:
      0.06301826 = sum of:
        0.06301826 = product of:
          0.094527386 = sum of:
            0.00831092 = weight(_text_:s in 3445) [ClassicSimilarity], result of:
              0.00831092 = score(doc=3445,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.16817348 = fieldWeight in 3445, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.109375 = fieldNorm(doc=3445)
            0.086216465 = weight(_text_:22 in 3445) [ClassicSimilarity], result of:
              0.086216465 = score(doc=3445,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    25. 8.2005 17:42:22
    Source
    Library and information research news. 24(2000) no.77, S.30-34
  4. Okada, M.; Ando, K.; Lee, S.S.; Hayashi, Y.; Aoe, J.I.: ¬An efficient substring search method by using delayed keyword extraction (2001) 0.03
    0.027973054 = product of:
      0.055946108 = sum of:
        0.055946108 = product of:
          0.08391916 = sum of:
            0.07679551 = weight(_text_:k in 6415) [ClassicSimilarity], result of:
              0.07679551 = score(doc=6415,freq=2.0), product of:
                0.16225883 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.04545348 = queryNorm
                0.47329018 = fieldWeight in 6415, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.09375 = fieldNorm(doc=6415)
            0.007123646 = weight(_text_:s in 6415) [ClassicSimilarity], result of:
              0.007123646 = score(doc=6415,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.14414869 = fieldWeight in 6415, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.09375 = fieldNorm(doc=6415)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Source
    Information processing and management. 37(2001) no.5, S.741-761
  5. Liu, A.; Zou, Q.; Chu, W.W.: Configurable indexing and ranking for XML information retrieval (2004) 0.02
    0.023310876 = product of:
      0.04662175 = sum of:
        0.04662175 = product of:
          0.069932625 = sum of:
            0.063996255 = weight(_text_:k in 4114) [ClassicSimilarity], result of:
              0.063996255 = score(doc=4114,freq=2.0), product of:
                0.16225883 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.04545348 = queryNorm
                0.39440846 = fieldWeight in 4114, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4114)
            0.0059363716 = weight(_text_:s in 4114) [ClassicSimilarity], result of:
              0.0059363716 = score(doc=4114,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.120123915 = fieldWeight in 4114, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4114)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Pages
    S.88-95
    Source
    SIGIR'04: Proceedings of the 27th Annual International ACM-SIGIR Conference an Research and Development in Information Retrieval. Ed.: K. Järvelin, u.a
  6. Sparck Jones, K.: IDF term weighting and IR research lessons (2004) 0.02
    0.023310876 = product of:
      0.04662175 = sum of:
        0.04662175 = product of:
          0.069932625 = sum of:
            0.063996255 = weight(_text_:k in 4422) [ClassicSimilarity], result of:
              0.063996255 = score(doc=4422,freq=2.0), product of:
                0.16225883 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.04545348 = queryNorm
                0.39440846 = fieldWeight in 4422, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4422)
            0.0059363716 = weight(_text_:s in 4422) [ClassicSimilarity], result of:
              0.0059363716 = score(doc=4422,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.120123915 = fieldWeight in 4422, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4422)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Source
    Journal of documentation. 60(2004) no.5, S.521-523
  7. Khoo, C.S.G.; Wan, K.-W.: ¬A simple relevancy-ranking strategy for an interface to Boolean OPACs (2004) 0.02
    0.023015268 = product of:
      0.046030536 = sum of:
        0.046030536 = sum of:
          0.022398692 = weight(_text_:k in 2509) [ClassicSimilarity], result of:
            0.022398692 = score(doc=2509,freq=2.0), product of:
              0.16225883 = queryWeight, product of:
                3.569778 = idf(docFreq=3384, maxDocs=44218)
                0.04545348 = queryNorm
              0.13804297 = fieldWeight in 2509, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.569778 = idf(docFreq=3384, maxDocs=44218)
                0.02734375 = fieldNorm(doc=2509)
          0.00207773 = weight(_text_:s in 2509) [ClassicSimilarity], result of:
            0.00207773 = score(doc=2509,freq=2.0), product of:
              0.049418733 = queryWeight, product of:
                1.0872376 = idf(docFreq=40523, maxDocs=44218)
                0.04545348 = queryNorm
              0.04204337 = fieldWeight in 2509, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                1.0872376 = idf(docFreq=40523, maxDocs=44218)
                0.02734375 = fieldNorm(doc=2509)
          0.021554116 = weight(_text_:22 in 2509) [ClassicSimilarity], result of:
            0.021554116 = score(doc=2509,freq=2.0), product of:
              0.15917034 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.04545348 = 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)
    
    Source
    Electronic library. 22(2004) no.2, S.112-120
  8. MacFarlane, A.; Robertson, S.E.; McCann, J.A.: Parallel computing for passage retrieval (2004) 0.02
    0.018005218 = product of:
      0.036010437 = sum of:
        0.036010437 = product of:
          0.05401565 = sum of:
            0.0047490974 = weight(_text_:s in 5108) [ClassicSimilarity], result of:
              0.0047490974 = score(doc=5108,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.09609913 = fieldWeight in 5108, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0625 = fieldNorm(doc=5108)
            0.049266554 = weight(_text_:22 in 5108) [ClassicSimilarity], result of:
              0.049266554 = score(doc=5108,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    20. 1.2007 18:30:22
    Source
    Aslib proceedings. 56(2004) no.4, S.201-211
  9. Losada, D.E.; Barreiro, A.: Emebedding term similarity and inverse document frequency into a logical model of information retrieval (2003) 0.02
    0.018005218 = product of:
      0.036010437 = sum of:
        0.036010437 = product of:
          0.05401565 = sum of:
            0.0047490974 = weight(_text_:s in 1422) [ClassicSimilarity], result of:
              0.0047490974 = score(doc=1422,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.09609913 = fieldWeight in 1422, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0625 = fieldNorm(doc=1422)
            0.049266554 = weight(_text_:22 in 1422) [ClassicSimilarity], result of:
              0.049266554 = score(doc=1422,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    22. 3.2003 19:27:23
    Source
    Journal of the American Society for Information Science and technology. 54(2003) no.4, S.285-301
  10. Sparck Jones, K.: ¬A statistical interpretation of term specificity and its application in retrieval (2004) 0.02
    0.016317615 = product of:
      0.03263523 = sum of:
        0.03263523 = product of:
          0.048952844 = sum of:
            0.044797383 = weight(_text_:k in 4420) [ClassicSimilarity], result of:
              0.044797383 = score(doc=4420,freq=2.0), product of:
                0.16225883 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.04545348 = queryNorm
                0.27608594 = fieldWeight in 4420, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=4420)
            0.00415546 = weight(_text_:s in 4420) [ClassicSimilarity], result of:
              0.00415546 = score(doc=4420,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.08408674 = fieldWeight in 4420, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=4420)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Source
    Journal of documentation. 60(2004) no.5, S.493-502
  11. Weller, K.; Stock, W.G.: Transitive meronymy : automatic concept-based query expansion using weighted transitive part-whole relations (2008) 0.02
    0.016317615 = product of:
      0.03263523 = sum of:
        0.03263523 = product of:
          0.048952844 = sum of:
            0.044797383 = weight(_text_:k in 1835) [ClassicSimilarity], result of:
              0.044797383 = score(doc=1835,freq=2.0), product of:
                0.16225883 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.04545348 = queryNorm
                0.27608594 = fieldWeight in 1835, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1835)
            0.00415546 = weight(_text_:s in 1835) [ClassicSimilarity], result of:
              0.00415546 = score(doc=1835,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.08408674 = fieldWeight in 1835, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1835)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Source
    Information - Wissenschaft und Praxis. 59(2008) H.3, S.165-170
  12. Lalmas, M.: XML retrieval (2009) 0.02
    0.016073458 = product of:
      0.032146916 = sum of:
        0.032146916 = product of:
          0.048220374 = sum of:
            0.04525219 = weight(_text_:k in 4998) [ClassicSimilarity], result of:
              0.04525219 = score(doc=4998,freq=4.0), product of:
                0.16225883 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.04545348 = queryNorm
                0.2788889 = fieldWeight in 4998, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4998)
            0.0029681858 = weight(_text_:s in 4998) [ClassicSimilarity], result of:
              0.0029681858 = score(doc=4998,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.060061958 = fieldWeight in 4998, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4998)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Classification
    BCA (FH K)
    GHBS
    BCA (FH K)
    Pages
    IX,99 S
  13. Kanaeva, Z.: Ranking: Google und CiteSeer (2005) 0.02
    0.015754566 = product of:
      0.03150913 = sum of:
        0.03150913 = product of:
          0.047263693 = sum of:
            0.00415546 = weight(_text_:s in 3276) [ClassicSimilarity], result of:
              0.00415546 = score(doc=3276,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.08408674 = fieldWeight in 3276, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=3276)
            0.043108232 = weight(_text_:22 in 3276) [ClassicSimilarity], result of:
              0.043108232 = score(doc=3276,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    20. 3.2005 16:23:22
    Source
    Information - Wissenschaft und Praxis. 56(2005) H.2, S.87-92
  14. 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
    0.013995698 = product of:
      0.027991395 = sum of:
        0.027991395 = product of:
          0.04198709 = sum of:
            0.0050371783 = weight(_text_:s in 1451) [ClassicSimilarity], result of:
              0.0050371783 = score(doc=1451,freq=4.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.101928525 = fieldWeight in 1451, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046875 = fieldNorm(doc=1451)
            0.036949914 = weight(_text_:22 in 1451) [ClassicSimilarity], result of:
              0.036949914 = score(doc=1451,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    22. 3.2003 19:27:36
    Source
    Journal of the American Society for Information Science and technology. 54(2003) no.4, S.281-284
  15. Fichtner, K.: Boyer-Moore Suchalgorithmus (2005) 0.01
    0.013986527 = product of:
      0.027973054 = sum of:
        0.027973054 = product of:
          0.04195958 = sum of:
            0.038397755 = weight(_text_:k in 864) [ClassicSimilarity], result of:
              0.038397755 = score(doc=864,freq=2.0), product of:
                0.16225883 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.04545348 = queryNorm
                0.23664509 = fieldWeight in 864, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.046875 = fieldNorm(doc=864)
            0.003561823 = weight(_text_:s in 864) [ClassicSimilarity], result of:
              0.003561823 = score(doc=864,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.072074346 = fieldWeight in 864, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046875 = fieldNorm(doc=864)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Pages
    26 S
  16. 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
    0.013503913 = product of:
      0.027007826 = sum of:
        0.027007826 = product of:
          0.04051174 = sum of:
            0.003561823 = weight(_text_:s in 2239) [ClassicSimilarity], result of:
              0.003561823 = score(doc=2239,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.072074346 = fieldWeight in 2239, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2239)
            0.036949914 = weight(_text_:22 in 2239) [ClassicSimilarity], result of:
              0.036949914 = score(doc=2239,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    31. 5.2004 19:22:06
    Source
    Journal of the American Society for Information Science and technology. 55(2004) no.7, S.628-636
  17. Furner, J.: ¬A unifying model of document relatedness for hybrid search engines (2003) 0.01
    0.013503913 = product of:
      0.027007826 = sum of:
        0.027007826 = product of:
          0.04051174 = sum of:
            0.003561823 = weight(_text_:s in 2717) [ClassicSimilarity], result of:
              0.003561823 = score(doc=2717,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.072074346 = fieldWeight in 2717, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2717)
            0.036949914 = weight(_text_:22 in 2717) [ClassicSimilarity], result of:
              0.036949914 = score(doc=2717,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    11. 9.2004 17:32:22
    Pages
    S.245-250
  18. Witschel, H.F.: Global term weights in distributed environments (2008) 0.01
    0.013503913 = product of:
      0.027007826 = sum of:
        0.027007826 = product of:
          0.04051174 = sum of:
            0.003561823 = weight(_text_:s in 2096) [ClassicSimilarity], result of:
              0.003561823 = score(doc=2096,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.072074346 = fieldWeight in 2096, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2096)
            0.036949914 = weight(_text_:22 in 2096) [ClassicSimilarity], result of:
              0.036949914 = score(doc=2096,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    1. 8.2008 9:44:22
    Source
    Information processing and management. 44(2008) no.3, S.1049-1061
  19. Klas, C.-P.; Fuhr, N.; Schaefer, A.: Evaluating strategic support for information access in the DAFFODIL system (2004) 0.01
    0.013503913 = product of:
      0.027007826 = sum of:
        0.027007826 = product of:
          0.04051174 = sum of:
            0.003561823 = weight(_text_:s in 2419) [ClassicSimilarity], result of:
              0.003561823 = score(doc=2419,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.072074346 = fieldWeight in 2419, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2419)
            0.036949914 = weight(_text_:22 in 2419) [ClassicSimilarity], result of:
              0.036949914 = score(doc=2419,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    16.11.2008 16:22:48
    Pages
    S.476-487
  20. Campos, L.M. de; Fernández-Luna, J.M.; Huete, J.F.: Implementing relevance feedback in the Bayesian network retrieval model (2003) 0.01
    0.013503913 = product of:
      0.027007826 = sum of:
        0.027007826 = product of:
          0.04051174 = sum of:
            0.003561823 = weight(_text_:s in 825) [ClassicSimilarity], result of:
              0.003561823 = score(doc=825,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.072074346 = fieldWeight in 825, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046875 = fieldNorm(doc=825)
            0.036949914 = weight(_text_:22 in 825) [ClassicSimilarity], result of:
              0.036949914 = score(doc=825,freq=2.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = 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)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    22. 3.2003 19:30:19
    Source
    Journal of the American Society for Information Science and technology. 54(2003) no.4, S.302-313

Languages

  • e 135
  • d 19
  • m 1
  • pt 1
  • sp 1
  • More… Less…

Types

  • a 142
  • m 8
  • x 6
  • s 2
  • el 1
  • r 1
  • More… Less…