Search (63 results, page 1 of 4)

  • × theme_ss:"Retrievalalgorithmen"
  1. Furner, J.: ¬A unifying model of document relatedness for hybrid search engines (2003) 0.05
    0.050772052 = product of:
      0.101544105 = sum of:
        0.101544105 = product of:
          0.15231615 = sum of:
            0.11101314 = weight(_text_:21st in 2717) [ClassicSimilarity], result of:
              0.11101314 = score(doc=2717,freq=2.0), product of:
                0.29169354 = queryWeight, product of:
                  5.74105 = idf(docFreq=385, maxDocs=44218)
                  0.050808396 = queryNorm
                0.3805814 = fieldWeight in 2717, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  5.74105 = idf(docFreq=385, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2717)
            0.041303016 = weight(_text_:22 in 2717) [ClassicSimilarity], result of:
              0.041303016 = score(doc=2717,freq=2.0), product of:
                0.17792235 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.050808396 = 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
    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
  2. Herrera-Viedma, E.; Cordón, O.; Herrera, J.C.; Luqe, M.: ¬An IRS based on multi-granular lnguistic information (2003) 0.02
    0.01850219 = product of:
      0.03700438 = sum of:
        0.03700438 = product of:
          0.11101314 = sum of:
            0.11101314 = weight(_text_:21st in 2740) [ClassicSimilarity], result of:
              0.11101314 = score(doc=2740,freq=2.0), product of:
                0.29169354 = queryWeight, product of:
                  5.74105 = idf(docFreq=385, maxDocs=44218)
                  0.050808396 = queryNorm
                0.3805814 = fieldWeight in 2740, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  5.74105 = idf(docFreq=385, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2740)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    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. Voorhees, E.M.: Implementing agglomerative hierarchic clustering algorithms for use in document retrieval (1986) 0.02
    0.018356897 = product of:
      0.036713794 = sum of:
        0.036713794 = product of:
          0.11014138 = sum of:
            0.11014138 = weight(_text_:22 in 402) [ClassicSimilarity], result of:
              0.11014138 = score(doc=402,freq=2.0), product of:
                0.17792235 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.050808396 = queryNorm
                0.61904186 = fieldWeight in 402, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.125 = fieldNorm(doc=402)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Information processing and management. 22(1986) no.6, S.465-476
  4. Archuby, C.G.: Interfaces se recuperacion para catalogos en linea con salidas ordenadas por probable relevancia (2000) 0.02
    0.01637264 = product of:
      0.03274528 = sum of:
        0.03274528 = product of:
          0.09823584 = sum of:
            0.09823584 = weight(_text_:29 in 5727) [ClassicSimilarity], result of:
              0.09823584 = score(doc=5727,freq=4.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.5496386 = fieldWeight in 5727, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.078125 = fieldNorm(doc=5727)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    29. 1.1996 18:23:13
    Source
    Ciencia da informacao. 29(2000) no.3, S.5-13
  5. Crestani, F.: Combination of similarity measures for effective spoken document retrieval (2003) 0.02
    0.016208086 = product of:
      0.032416172 = sum of:
        0.032416172 = product of:
          0.09724852 = sum of:
            0.09724852 = weight(_text_:29 in 4690) [ClassicSimilarity], result of:
              0.09724852 = score(doc=4690,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.5441145 = fieldWeight in 4690, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.109375 = fieldNorm(doc=4690)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Journal of information science. 29(2003) no.2, S.87-96
  6. Smeaton, A.F.; Rijsbergen, C.J. van: ¬The retrieval effects of query expansion on a feedback document retrieval system (1983) 0.02
    0.016062286 = product of:
      0.03212457 = sum of:
        0.03212457 = product of:
          0.09637371 = sum of:
            0.09637371 = weight(_text_:22 in 2134) [ClassicSimilarity], result of:
              0.09637371 = score(doc=2134,freq=2.0), product of:
                0.17792235 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.050808396 = queryNorm
                0.5416616 = fieldWeight in 2134, 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=2134)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    30. 3.2001 13:32:22
  7. Back, J.: ¬An evaluation of relevancy ranking techniques used by Internet search engines (2000) 0.02
    0.016062286 = product of:
      0.03212457 = sum of:
        0.03212457 = product of:
          0.09637371 = sum of:
            0.09637371 = weight(_text_:22 in 3445) [ClassicSimilarity], result of:
              0.09637371 = score(doc=3445,freq=2.0), product of:
                0.17792235 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.050808396 = 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)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    25. 8.2005 17:42:22
  8. Lopez-Pujalte, C.; Guerrero Bote, V.P.; Moya-Anegón, F. de: Evaluation of the application of genetic algorithms to relevance feedback (2003) 0.02
    0.015418492 = product of:
      0.030836985 = sum of:
        0.030836985 = product of:
          0.09251095 = sum of:
            0.09251095 = weight(_text_:21st in 2756) [ClassicSimilarity], result of:
              0.09251095 = score(doc=2756,freq=2.0), product of:
                0.29169354 = queryWeight, product of:
                  5.74105 = idf(docFreq=385, maxDocs=44218)
                  0.050808396 = queryNorm
                0.3171512 = fieldWeight in 2756, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  5.74105 = idf(docFreq=385, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2756)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    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
  9. 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
    0.013892646 = product of:
      0.027785292 = sum of:
        0.027785292 = product of:
          0.083355874 = sum of:
            0.083355874 = weight(_text_:29 in 6415) [ClassicSimilarity], result of:
              0.083355874 = score(doc=6415,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.46638384 = fieldWeight in 6415, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.09375 = fieldNorm(doc=6415)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    29. 3.2002 17:24:03
  10. Cole, C.: Intelligent information retrieval: diagnosing information need : Part II: uncertainty expansion in a prototype of a diagnostic IR tool (1998) 0.01
    0.013892646 = product of:
      0.027785292 = sum of:
        0.027785292 = product of:
          0.083355874 = sum of:
            0.083355874 = weight(_text_:29 in 6432) [ClassicSimilarity], result of:
              0.083355874 = score(doc=6432,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.46638384 = fieldWeight in 6432, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.09375 = fieldNorm(doc=6432)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    11. 8.2001 14:48:29
  11. Fuhr, N.: Ranking-Experimente mit gewichteter Indexierung (1986) 0.01
    0.013767673 = product of:
      0.027535345 = sum of:
        0.027535345 = product of:
          0.08260603 = sum of:
            0.08260603 = weight(_text_:22 in 58) [ClassicSimilarity], result of:
              0.08260603 = score(doc=58,freq=2.0), product of:
                0.17792235 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.050808396 = queryNorm
                0.46428138 = fieldWeight in 58, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.09375 = fieldNorm(doc=58)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    14. 6.2015 22:12:44
  12. Fuhr, N.: Rankingexperimente mit gewichteter Indexierung (1986) 0.01
    0.013767673 = product of:
      0.027535345 = sum of:
        0.027535345 = product of:
          0.08260603 = sum of:
            0.08260603 = weight(_text_:22 in 2051) [ClassicSimilarity], result of:
              0.08260603 = score(doc=2051,freq=2.0), product of:
                0.17792235 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.050808396 = queryNorm
                0.46428138 = fieldWeight in 2051, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.09375 = fieldNorm(doc=2051)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    14. 6.2015 22:12:56
  13. Zhang, W.; Korf, R.E.: Performance of linear-space search algorithms (1995) 0.01
    0.011577206 = product of:
      0.023154411 = sum of:
        0.023154411 = product of:
          0.06946323 = sum of:
            0.06946323 = weight(_text_:29 in 4744) [ClassicSimilarity], result of:
              0.06946323 = score(doc=4744,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.38865322 = fieldWeight in 4744, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4744)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    2. 8.1996 10:29:15
  14. Hüther, H.: Selix im DFG-Projekt Kascade (1998) 0.01
    0.011577206 = product of:
      0.023154411 = sum of:
        0.023154411 = product of:
          0.06946323 = sum of:
            0.06946323 = weight(_text_:29 in 5151) [ClassicSimilarity], result of:
              0.06946323 = score(doc=5151,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.38865322 = fieldWeight in 5151, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.078125 = fieldNorm(doc=5151)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    25. 8.2000 19:55:29
  15. Uratani, N.; Takeda, M.: ¬A fast string-searching algorithm for multiple patterns (1993) 0.01
    0.009261764 = product of:
      0.018523527 = sum of:
        0.018523527 = product of:
          0.05557058 = sum of:
            0.05557058 = weight(_text_:29 in 6275) [ClassicSimilarity], result of:
              0.05557058 = score(doc=6275,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.31092256 = fieldWeight in 6275, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0625 = fieldNorm(doc=6275)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Information processing and management. 29(1993) no.6, S.775-791
  16. Chakrabarti, S.; Dom, B.; Kumar, S.R.; Raghavan, P.; Rajagopalan, S.; Tomkins, A.; Kleinberg, J.M.; Gibson, D.: Neue Pfade durch den Internet-Dschungel : Die zweite Generation von Web-Suchmaschinen (1999) 0.01
    0.009261764 = product of:
      0.018523527 = sum of:
        0.018523527 = product of:
          0.05557058 = sum of:
            0.05557058 = weight(_text_:29 in 3) [ClassicSimilarity], result of:
              0.05557058 = score(doc=3,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.31092256 = fieldWeight in 3, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0625 = fieldNorm(doc=3)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    31.12.1996 19:29:41
  17. Thompson, P.: Looking back: on relevance, probabilistic indexing and information retrieval (2008) 0.01
    0.009261764 = product of:
      0.018523527 = sum of:
        0.018523527 = product of:
          0.05557058 = sum of:
            0.05557058 = weight(_text_:29 in 2074) [ClassicSimilarity], result of:
              0.05557058 = score(doc=2074,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.31092256 = fieldWeight in 2074, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0625 = fieldNorm(doc=2074)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    31. 7.2008 19:58:29
  18. Vechtomova, O.; Karamuftuoglu, M.: Lexical cohesion and term proximity in document ranking (2008) 0.01
    0.009261764 = product of:
      0.018523527 = sum of:
        0.018523527 = product of:
          0.05557058 = sum of:
            0.05557058 = weight(_text_:29 in 2101) [ClassicSimilarity], result of:
              0.05557058 = score(doc=2101,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.31092256 = fieldWeight in 2101, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0625 = fieldNorm(doc=2101)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    1. 8.2008 12:29:05
  19. Maylein, L.; Langenstein, A.: Neues vom Relevanz-Ranking im HEIDI-Katalog der Universitätsbibliothek Heidelberg : Perspektiven für bibliothekarische Dienstleistungen (2013) 0.01
    0.009261764 = product of:
      0.018523527 = sum of:
        0.018523527 = product of:
          0.05557058 = sum of:
            0.05557058 = weight(_text_:29 in 775) [ClassicSimilarity], result of:
              0.05557058 = score(doc=775,freq=2.0), product of:
                0.17872804 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.050808396 = queryNorm
                0.31092256 = fieldWeight in 775, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0625 = fieldNorm(doc=775)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    29. 6.2013 18:06:23
  20. MacFarlane, A.; Robertson, S.E.; McCann, J.A.: Parallel computing for passage retrieval (2004) 0.01
    0.0091784485 = product of:
      0.018356897 = sum of:
        0.018356897 = product of:
          0.05507069 = sum of:
            0.05507069 = weight(_text_:22 in 5108) [ClassicSimilarity], result of:
              0.05507069 = score(doc=5108,freq=2.0), product of:
                0.17792235 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.050808396 = 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

Years

Languages

  • e 51
  • d 11
  • pt 1
  • More… Less…

Types

  • a 60
  • el 1
  • m 1
  • r 1
  • x 1
  • More… Less…