Search (56 results, page 2 of 3)

  • × language_ss:"e"
  • × theme_ss:"Semantisches Umfeld in Indexierung u. Retrieval"
  1. Bai, J.; Nie, J.-Y.: Adapting information retrieval to query contexts (2008) 0.01
    0.008998952 = product of:
      0.017997904 = sum of:
        0.017997904 = product of:
          0.035995807 = sum of:
            0.035995807 = weight(_text_:j in 2446) [ClassicSimilarity], result of:
              0.035995807 = score(doc=2446,freq=4.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.2482419 = fieldWeight in 2446, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2446)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  2. Bhogal, J.; Macfarlane, A.; Smith, P.: ¬A review of ontology based query expansion (2007) 0.01
    0.008908508 = product of:
      0.017817017 = sum of:
        0.017817017 = product of:
          0.035634033 = sum of:
            0.035634033 = weight(_text_:j in 919) [ClassicSimilarity], result of:
              0.035634033 = score(doc=919,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.24574696 = fieldWeight in 919, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=919)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  3. Efthimiadis, E.N.: User choices : a new yardstick for the evaluation of ranking algorithms for interactive query expansion (1995) 0.01
    0.0077285287 = product of:
      0.015457057 = sum of:
        0.015457057 = product of:
          0.030914115 = sum of:
            0.030914115 = weight(_text_:22 in 5697) [ClassicSimilarity], result of:
              0.030914115 = score(doc=5697,freq=2.0), product of:
                0.15980367 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045634337 = queryNorm
                0.19345059 = fieldWeight in 5697, 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=5697)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 2.1996 13:14:10
  4. Song, D.; Bruza, P.D.: Towards context sensitive information inference (2003) 0.01
    0.0077285287 = product of:
      0.015457057 = sum of:
        0.015457057 = product of:
          0.030914115 = sum of:
            0.030914115 = weight(_text_:22 in 1428) [ClassicSimilarity], result of:
              0.030914115 = score(doc=1428,freq=2.0), product of:
                0.15980367 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045634337 = 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
  5. Shiri, A.A.; Revie, C.: Query expansion behavior within a thesaurus-enhanced search environment : a user-centered evaluation (2006) 0.01
    0.0077285287 = product of:
      0.015457057 = sum of:
        0.015457057 = product of:
          0.030914115 = sum of:
            0.030914115 = weight(_text_:22 in 56) [ClassicSimilarity], result of:
              0.030914115 = score(doc=56,freq=2.0), product of:
                0.15980367 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045634337 = 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
  6. Brandão, W.C.; Santos, R.L.T.; Ziviani, N.; Moura, E.S. de; Silva, A.S. da: Learning to expand queries using entities (2014) 0.01
    0.0077285287 = product of:
      0.015457057 = sum of:
        0.015457057 = product of:
          0.030914115 = sum of:
            0.030914115 = weight(_text_:22 in 1343) [ClassicSimilarity], result of:
              0.030914115 = score(doc=1343,freq=2.0), product of:
                0.15980367 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045634337 = queryNorm
                0.19345059 = fieldWeight in 1343, 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=1343)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 8.2014 17:07:50
  7. Chen, H.; Martinez, J.; Kirchhoff, A.; Ng, T.D.; Schatz, B.R.: Alleviating search uncertainty through concept associations : automatic indexing, co-occurence analysis, and parallel computing (1998) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 5202) [ClassicSimilarity], result of:
              0.030543458 = score(doc=5202,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 5202, 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=5202)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  8. Buckley, C.; Allan, J.; Salton, G.: Automatic routing and retrieval using Smart : TREC-2 (1995) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 5699) [ClassicSimilarity], result of:
              0.030543458 = score(doc=5699,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 5699, 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=5699)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  9. Greenberg, J.: Optimal query expansion (QE) processing methods with semantically encoded structured thesaurus terminology (2001) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 5750) [ClassicSimilarity], result of:
              0.030543458 = score(doc=5750,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 5750, 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=5750)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  10. Nie, J.-Y.: Query expansion and query translation as logical inference (2003) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 1425) [ClassicSimilarity], result of:
              0.030543458 = score(doc=1425,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 1425, 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=1425)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  11. Lin, J.; DiCuccio, M.; Grigoryan, V.; Wilbur, W.J.: Navigating information spaces : a case study of related article search in PubMed (2008) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 2124) [ClassicSimilarity], result of:
              0.030543458 = score(doc=2124,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 2124, 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=2124)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  12. Vallet, D.; Fernández, M.; Castells, P.: ¬An ontology-based information retrieval model (2005) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 4708) [ClassicSimilarity], result of:
              0.030543458 = score(doc=4708,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 4708, 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=4708)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    The Semantic Web: research and applications ; second European Semantic WebConference, ESWC 2005, Heraklion, Crete, Greece, May 29 - June 1, 2005 ; proceedings. Eds.: A. Gómez-Pérez u. J. Euzenat
  13. Mayr, P.; Schaer, P.; Mutschke, P.: ¬A science model driven retrieval prototype (2011) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 649) [ClassicSimilarity], result of:
              0.030543458 = score(doc=649,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 649, 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=649)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Concepts in context: Proceedings of the Cologne Conference on Interoperability and Semantics in Knowledge Organization July 19th - 20th, 2010. Eds.: F. Boteram, W. Gödert u. J. Hubrich
  14. Yan, X.; Li, X.; Song, D.: ¬A correlation analysis on LSA and HAL semantic space models (2004) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 2152) [ClassicSimilarity], result of:
              0.030543458 = score(doc=2152,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 2152, 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=2152)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Computational and information science. First International Symposium, CIS 2004, Shanghai, China, December 16-18, 2004. Proceedings. Eds.: J. Zhang et al
  15. Bettencourt, N.; Silva, N.; Barroso, J.: Semantically enhancing recommender systems (2016) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 3374) [ClassicSimilarity], result of:
              0.030543458 = score(doc=3374,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 3374, 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=3374)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  16. Li, N.; Sun, J.: Improving Chinese term association from the linguistic perspective (2017) 0.01
    0.0076358644 = product of:
      0.015271729 = sum of:
        0.015271729 = product of:
          0.030543458 = sum of:
            0.030543458 = weight(_text_:j in 3381) [ClassicSimilarity], result of:
              0.030543458 = score(doc=3381,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.21064025 = fieldWeight in 3381, 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=3381)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  17. Hu, K.; Luo, Q.; Qi, K.; Yang, S.; Mao, J.; Fu, X.; Zheng, J.; Wu, H.; Guo, Y.; Zhu, Q.: Understanding the topic evolution of scientific literatures like an evolving city : using Google Word2Vec model and spatial autocorrelation analysis (2019) 0.01
    0.0071991617 = product of:
      0.014398323 = sum of:
        0.014398323 = product of:
          0.028796647 = sum of:
            0.028796647 = weight(_text_:j in 5102) [ClassicSimilarity], result of:
              0.028796647 = score(doc=5102,freq=4.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.19859353 = fieldWeight in 5102, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.03125 = fieldNorm(doc=5102)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  18. Greenberg, J.: Automatic query expansion via lexical-semantic relationships (2001) 0.01
    0.00636322 = product of:
      0.01272644 = sum of:
        0.01272644 = product of:
          0.02545288 = sum of:
            0.02545288 = weight(_text_:j in 5703) [ClassicSimilarity], result of:
              0.02545288 = score(doc=5703,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.17553353 = fieldWeight in 5703, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=5703)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  19. Quiroga, L.M.; Mostafa, J.: ¬An experiment in building profiles in information filtering : the role of context of user relevance feedback (2002) 0.01
    0.00636322 = product of:
      0.01272644 = sum of:
        0.01272644 = product of:
          0.02545288 = sum of:
            0.02545288 = weight(_text_:j in 2579) [ClassicSimilarity], result of:
              0.02545288 = score(doc=2579,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.17553353 = fieldWeight in 2579, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2579)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  20. Niemi, T.; Jämsen, J.: ¬A query language for discovering semantic associations, part II : sample queries and query evaluation (2007) 0.01
    0.00636322 = product of:
      0.01272644 = sum of:
        0.01272644 = product of:
          0.02545288 = sum of:
            0.02545288 = weight(_text_:j in 580) [ClassicSimilarity], result of:
              0.02545288 = score(doc=580,freq=2.0), product of:
                0.14500295 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045634337 = queryNorm
                0.17553353 = fieldWeight in 580, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=580)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    

Years

Types

  • a 56
  • el 3
  • More… Less…