Search (72 results, page 1 of 4)

  • × theme_ss:"Retrievalalgorithmen"
  • × year_i:[2000 TO 2010}
  1. Back, J.: ¬An evaluation of relevancy ranking techniques used by Internet search engines (2000) 0.05 
    0.052273225 = product of:
  0.10454645 = sum of:
    0.10454645 = product of:
      0.15681967 = sum of:
        0.07081294 = weight(_text_:j in 3445) [ClassicSimilarity], result of:
          0.07081294 = score(doc=3445,freq=2.0), product of:
            0.14407694 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.04534291 = queryNorm
            0.4914939 = fieldWeight in 3445, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.109375 = fieldNorm(doc=3445)
        0.08600674 = weight(_text_:22 in 3445) [ClassicSimilarity], result of:
          0.08600674 = score(doc=3445,freq=2.0), product of:
            0.15878315 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04534291 = 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
  2. Furner, J.: ¬A unifying model of document relatedness for hybrid search engines (2003) 0.04 
    0.04291086 = product of:
  0.08582172 = sum of:
    0.08582172 = sum of:
      0.030348403 = weight(_text_:j in 2717) [ClassicSimilarity], result of:
        0.030348403 = score(doc=2717,freq=2.0), product of:
          0.14407694 = queryWeight, product of:
            3.1774964 = idf(docFreq=5010, maxDocs=44218)
            0.04534291 = queryNorm
          0.21064025 = fieldWeight in 2717, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.1774964 = idf(docFreq=5010, maxDocs=44218)
            0.046875 = fieldNorm(doc=2717)
      0.018613286 = weight(_text_:m in 2717) [ClassicSimilarity], result of:
        0.018613286 = score(doc=2717,freq=2.0), product of:
          0.11283351 = queryWeight, product of:
            2.4884486 = idf(docFreq=9980, maxDocs=44218)
            0.04534291 = queryNorm
          0.1649624 = fieldWeight in 2717, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            2.4884486 = idf(docFreq=9980, maxDocs=44218)
            0.046875 = fieldNorm(doc=2717)
      0.03686003 = weight(_text_:22 in 2717) [ClassicSimilarity], result of:
        0.03686003 = score(doc=2717,freq=2.0), product of:
          0.15878315 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.04534291 = 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)
    Date
    11. 9.2004 17:32:22
    Source
    Challenges in knowledge representation and organization for the 21st century: Integration of knowledge across boundaries. Proceedings of the 7th ISKO International Conference Granada, Spain, July 10-13, 2002. Ed.: M. López-Huertas
  3. Rokaya, M.; Atlam, E.; Fuketa, M.; Dorji, T.C.; Aoe, J.-i.: Ranking of field association terms using Co-word analysis (2008) 0.02 
    0.018890522 = product of:
  0.037781045 = sum of:
    0.037781045 = product of:
      0.056671567 = sum of:
        0.030348403 = weight(_text_:j in 2060) [ClassicSimilarity], result of:
          0.030348403 = score(doc=2060,freq=2.0), product of:
            0.14407694 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.04534291 = queryNorm
            0.21064025 = fieldWeight in 2060, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.046875 = fieldNorm(doc=2060)
        0.026323162 = weight(_text_:m in 2060) [ClassicSimilarity], result of:
          0.026323162 = score(doc=2060,freq=4.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.23329206 = fieldWeight in 2060, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.046875 = fieldNorm(doc=2060)
      0.6666667 = coord(2/3)
  0.5 = coord(1/2)
  4. 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) 0.02 
    0.018491106 = product of:
  0.036982212 = sum of:
    0.036982212 = product of:
      0.055473316 = sum of:
        0.018613286 = weight(_text_:m in 1451) [ClassicSimilarity], result of:
          0.018613286 = score(doc=1451,freq=2.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.1649624 = fieldWeight in 1451, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.046875 = fieldNorm(doc=1451)
        0.03686003 = weight(_text_:22 in 1451) [ClassicSimilarity], result of:
          0.03686003 = score(doc=1451,freq=2.0), product of:
            0.15878315 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04534291 = 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
  5. Kaszkiel, M.; Zobel, J.: Effective ranking with arbitrary passages (2001) 0.02 
    0.016320564 = product of:
  0.032641128 = sum of:
    0.032641128 = product of:
      0.04896169 = sum of:
        0.030348403 = weight(_text_:j in 5764) [ClassicSimilarity], result of:
          0.030348403 = score(doc=5764,freq=2.0), product of:
            0.14407694 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.04534291 = queryNorm
            0.21064025 = fieldWeight in 5764, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.046875 = fieldNorm(doc=5764)
        0.018613286 = weight(_text_:m in 5764) [ClassicSimilarity], result of:
          0.018613286 = score(doc=5764,freq=2.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.1649624 = fieldWeight in 5764, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.046875 = fieldNorm(doc=5764)
      0.6666667 = coord(2/3)
  0.5 = coord(1/2)
  6. Dominich, S.: Mathematical foundations of information retrieval (2001) 0.02 
    0.015409255 = product of:
  0.03081851 = sum of:
    0.03081851 = product of:
      0.046227764 = sum of:
        0.015511071 = weight(_text_:m in 1753) [ClassicSimilarity], result of:
          0.015511071 = score(doc=1753,freq=2.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.13746867 = fieldWeight in 1753, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.0390625 = fieldNorm(doc=1753)
        0.030716693 = weight(_text_:22 in 1753) [ClassicSimilarity], result of:
          0.030716693 = score(doc=1753,freq=2.0), product of:
            0.15878315 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04534291 = 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)
      0.6666667 = coord(2/3)
  0.5 = coord(1/2)
    Date
    22. 3.2008 12:26:32
    Type
    m
  7. Bar-Ilan, J.; Levene, M.; Mat-Hassan, M.: Methods for evaluating dynamic changes in search engine rankings : a case study (2006) 0.01 
    0.012593681 = product of:
  0.025187362 = sum of:
    0.025187362 = product of:
      0.03778104 = sum of:
        0.020232268 = weight(_text_:j in 616) [ClassicSimilarity], result of:
          0.020232268 = score(doc=616,freq=2.0), product of:
            0.14407694 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.04534291 = queryNorm
            0.14042683 = fieldWeight in 616, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.03125 = fieldNorm(doc=616)
        0.017548773 = weight(_text_:m in 616) [ClassicSimilarity], result of:
          0.017548773 = score(doc=616,freq=4.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.15552804 = fieldWeight in 616, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.03125 = fieldNorm(doc=616)
      0.6666667 = coord(2/3)
  0.5 = coord(1/2)
  8. Daniowicz, C.; Baliski, J.: Document ranking based upon Markov chains (2001) 0.01 
    0.011802157 = product of:
  0.023604315 = sum of:
    0.023604315 = product of:
      0.07081294 = sum of:
        0.07081294 = weight(_text_:j in 5388) [ClassicSimilarity], result of:
          0.07081294 = score(doc=5388,freq=2.0), product of:
            0.14407694 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.04534291 = queryNorm
            0.4914939 = fieldWeight in 5388, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.109375 = fieldNorm(doc=5388)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
  9. Na, S.-H.; Kang, I.-S.; Roh, J.-E.; Lee, J.-H.: ¬An empirical study of query expansion and cluster-based retrieval in language modeling approach (2007) 0.01 
    0.008345386 = product of:
  0.016690772 = sum of:
    0.016690772 = product of:
      0.050072312 = sum of:
        0.050072312 = weight(_text_:j in 906) [ClassicSimilarity], result of:
          0.050072312 = score(doc=906,freq=4.0), product of:
            0.14407694 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.04534291 = queryNorm
            0.34753868 = fieldWeight in 906, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0546875 = fieldNorm(doc=906)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
  10. Wechsler, M.; Schäuble, P.: ¬The probability ranking principle revisited (2000) 0.01 
    0.0082725715 = product of:
  0.016545143 = sum of:
    0.016545143 = product of:
      0.04963543 = sum of:
        0.04963543 = weight(_text_:m in 3827) [ClassicSimilarity], result of:
          0.04963543 = score(doc=3827,freq=2.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.4398997 = fieldWeight in 3827, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.125 = fieldNorm(doc=3827)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
  11. Liddy, E.D.; Diamond, T.; McKenna, M.: DR-LINK in TIPSTER (2000) 0.01 
    0.0082725715 = product of:
  0.016545143 = sum of:
    0.016545143 = product of:
      0.04963543 = sum of:
        0.04963543 = weight(_text_:m in 3907) [ClassicSimilarity], result of:
          0.04963543 = score(doc=3907,freq=2.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.4398997 = fieldWeight in 3907, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.125 = fieldNorm(doc=3907)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
  12. MacFarlane, A.; Robertson, S.E.; McCann, J.A.: Parallel computing for passage retrieval (2004) 0.01 
    0.008191118 = product of:
  0.016382236 = sum of:
    0.016382236 = product of:
      0.049146708 = sum of:
        0.049146708 = weight(_text_:22 in 5108) [ClassicSimilarity], result of:
          0.049146708 = score(doc=5108,freq=2.0), product of:
            0.15878315 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04534291 = 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)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Date
    20. 1.2007 18:30:22
  13. Losada, D.E.; Barreiro, A.: Emebedding term similarity and inverse document frequency into a logical model of information retrieval (2003) 0.01 
    0.008191118 = product of:
  0.016382236 = sum of:
    0.016382236 = product of:
      0.049146708 = sum of:
        0.049146708 = weight(_text_:22 in 1422) [ClassicSimilarity], result of:
          0.049146708 = score(doc=1422,freq=2.0), product of:
            0.15878315 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04534291 = 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)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Date
    22. 3.2003 19:27:23
  14. Niemi, T.; Junkkari, M.; Järvelin, K.; Viita, S.: Advanced query language for manipulating complex entities (2004) 0.01 
    0.0072385 = product of:
  0.014477 = sum of:
    0.014477 = product of:
      0.043431 = sum of:
        0.043431 = weight(_text_:m in 4218) [ClassicSimilarity], result of:
          0.043431 = score(doc=4218,freq=2.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.38491225 = fieldWeight in 4218, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.109375 = fieldNorm(doc=4218)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
  15. Kanaeva, Z.: Ranking: Google und CiteSeer (2005) 0.01 
    0.0071672285 = product of:
  0.014334457 = sum of:
    0.014334457 = product of:
      0.04300337 = sum of:
        0.04300337 = weight(_text_:22 in 3276) [ClassicSimilarity], result of:
          0.04300337 = score(doc=3276,freq=2.0), product of:
            0.15878315 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04534291 = 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)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Date
    20. 3.2005 16:23:22
  16. Hubert, G.; Mothe, J.: ¬An adaptable search engine for multimodal information retrieval (2009) 0.01 
    0.0067440895 = product of:
  0.013488179 = sum of:
    0.013488179 = product of:
      0.040464535 = sum of:
        0.040464535 = weight(_text_:j in 2951) [ClassicSimilarity], result of:
          0.040464535 = score(doc=2951,freq=2.0), product of:
            0.14407694 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.04534291 = queryNorm
            0.28085366 = fieldWeight in 2951, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0625 = fieldNorm(doc=2951)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
  17. Okada, M.; Ando, K.; Lee, S.S.; Hayashi, Y.; Aoe, J.I.: ¬An efficient substring search method by using delayed keyword extraction (2001) 0.01 
    0.006204429 = product of:
  0.012408858 = sum of:
    0.012408858 = product of:
      0.037226573 = sum of:
        0.037226573 = weight(_text_:m in 6415) [ClassicSimilarity], result of:
          0.037226573 = score(doc=6415,freq=2.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.3299248 = fieldWeight in 6415, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.09375 = fieldNorm(doc=6415)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
  18. Silveira, M.; Ribeiro-Neto, B.: Concept-based ranking : a case study in the juridical domain (2004) 0.01 
    0.006204429 = product of:
  0.012408858 = sum of:
    0.012408858 = product of:
      0.037226573 = sum of:
        0.037226573 = weight(_text_:m in 2339) [ClassicSimilarity], result of:
          0.037226573 = score(doc=2339,freq=2.0), product of:
            0.11283351 = queryWeight, product of:
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.04534291 = queryNorm
            0.3299248 = fieldWeight in 2339, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4884486 = idf(docFreq=9980, maxDocs=44218)
              0.09375 = fieldNorm(doc=2339)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
  19. 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 
    0.0061433385 = product of:
  0.012286677 = sum of:
    0.012286677 = product of:
      0.03686003 = sum of:
        0.03686003 = weight(_text_:22 in 2239) [ClassicSimilarity], result of:
          0.03686003 = score(doc=2239,freq=2.0), product of:
            0.15878315 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04534291 = 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)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Date
    31. 5.2004 19:22:06
  20. Witschel, H.F.: Global term weights in distributed environments (2008) 0.01 
    0.0061433385 = product of:
  0.012286677 = sum of:
    0.012286677 = product of:
      0.03686003 = sum of:
        0.03686003 = weight(_text_:22 in 2096) [ClassicSimilarity], result of:
          0.03686003 = score(doc=2096,freq=2.0), product of:
            0.15878315 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04534291 = 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)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Date
    1. 8.2008 9:44:22

Authors

Languages

  • e 64
  • d 7
  • m 1
  • More… Less…

Types

  • a 62
  • m 8
  • s 2
  • x 2
  • el 1
  • More… Less…

Themes

Subjects

Classifications