Search (26 results, page 2 of 2)

  • × theme_ss:"Retrievalalgorithmen"
  • × theme_ss:"Semantisches Umfeld in Indexierung u. Retrieval"
  1. Schaefer, A.; Jordan, M.; Klas, C.-P.; Fuhr, N.: Active support for query formulation in virtual digital libraries : a case study with DAFFODIL (2005) 0.00 
    0.0013131249 = product of:
  0.0026262498 = sum of:
    0.0026262498 = product of:
      0.0052524996 = sum of:
        0.0052524996 = weight(_text_:e in 4296) [ClassicSimilarity], result of:
          0.0052524996 = score(doc=4296,freq=2.0), product of:
            0.06614887 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.04602077 = queryNorm
            0.07940422 = fieldWeight in 4296, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0390625 = fieldNorm(doc=4296)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Language
    e
  2. Symonds, M.; Bruza, P.; Zuccon, G.; Koopman, B.; Sitbon, L.; Turner, I.: Automatic query expansion : a structural linguistic perspective (2014) 0.00 
    0.0013131249 = product of:
  0.0026262498 = sum of:
    0.0026262498 = product of:
      0.0052524996 = sum of:
        0.0052524996 = weight(_text_:e in 1338) [ClassicSimilarity], result of:
          0.0052524996 = score(doc=1338,freq=2.0), product of:
            0.06614887 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.04602077 = queryNorm
            0.07940422 = fieldWeight in 1338, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0390625 = fieldNorm(doc=1338)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Language
    e
  3. Bhansali, D.; Desai, H.; Deulkar, K.: ¬A study of different ranking approaches for semantic search (2015) 0.00 
    0.0013131249 = product of:
  0.0026262498 = sum of:
    0.0026262498 = product of:
      0.0052524996 = sum of:
        0.0052524996 = weight(_text_:e in 2696) [ClassicSimilarity], result of:
          0.0052524996 = score(doc=2696,freq=2.0), product of:
            0.06614887 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.04602077 = queryNorm
            0.07940422 = fieldWeight in 2696, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2696)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Language
    e
  4. Liu, X.; Zheng, W.; Fang, H.: ¬An exploration of ranking models and feedback method for related entity finding (2013) 0.00 
    0.0013131249 = product of:
  0.0026262498 = sum of:
    0.0026262498 = product of:
      0.0052524996 = sum of:
        0.0052524996 = weight(_text_:e in 2714) [ClassicSimilarity], result of:
          0.0052524996 = score(doc=2714,freq=2.0), product of:
            0.06614887 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.04602077 = queryNorm
            0.07940422 = fieldWeight in 2714, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2714)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Language
    e
  5. Xu, B.; Lin, H.; Lin, Y.: Assessment of learning to rank methods for query expansion (2016) 0.00 
    0.0013131249 = product of:
  0.0026262498 = sum of:
    0.0026262498 = product of:
      0.0052524996 = sum of:
        0.0052524996 = weight(_text_:e in 2929) [ClassicSimilarity], result of:
          0.0052524996 = score(doc=2929,freq=2.0), product of:
            0.06614887 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.04602077 = queryNorm
            0.07940422 = fieldWeight in 2929, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2929)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Language
    e
  6. Efthimiadis, E.N.: Interactive query expansion : a user-based evaluation in a relevance feedback environment (2000) 0.00 
    0.0010504998 = product of:
  0.0021009997 = sum of:
    0.0021009997 = product of:
      0.0042019994 = sum of:
        0.0042019994 = weight(_text_:e in 5701) [ClassicSimilarity], result of:
          0.0042019994 = score(doc=5701,freq=2.0), product of:
            0.06614887 = queryWeight, product of:
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.04602077 = queryNorm
            0.063523374 = fieldWeight in 5701, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.43737 = idf(docFreq=28552, maxDocs=44218)
              0.03125 = fieldNorm(doc=5701)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Language
    e

Authors

Years

Types

  • a 25
  • el 1
  • p 1
  • More… Less…

Themes