Search (5 results, page 1 of 1)

  • × theme_ss:"Retrievalalgorithmen"
  • × theme_ss:"Semantisches Umfeld in Indexierung u. Retrieval"
  • × year_i:[2010 TO 2020}
  1. Jindal, V.; Bawa, S.; Batra, S.: ¬A review of ranking approaches for semantic search on Web (2014) 0.00
    0.0020443648 = product of:
      0.006133094 = sum of:
        0.006133094 = weight(_text_:s in 2799) [ClassicSimilarity], result of:
          0.006133094 = score(doc=2799,freq=6.0), product of:
            0.049129035 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.045187026 = queryNorm
            0.124836445 = fieldWeight in 2799, product of:
              2.4494898 = tf(freq=6.0), with freq of:
                6.0 = termFreq=6.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046875 = fieldNorm(doc=2799)
      0.33333334 = coord(1/3)
    
    Source
    Information processing and management. 50(2014) no.2, S.416-425
  2. Zhang, W.; Yoshida, T.; Tang, X.: ¬A comparative study of TF*IDF, LSI and multi-words for text classification (2011) 0.00
    0.0011803145 = product of:
      0.0035409431 = sum of:
        0.0035409431 = weight(_text_:s in 1165) [ClassicSimilarity], result of:
          0.0035409431 = score(doc=1165,freq=2.0), product of:
            0.049129035 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.045187026 = queryNorm
            0.072074346 = fieldWeight in 1165, 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=1165)
      0.33333334 = coord(1/3)
    
    Source
    Expert-systems with applications. 38(2011) no.3, S.2758-2765
  3. Symonds, M.; Bruza, P.; Zuccon, G.; Koopman, B.; Sitbon, L.; Turner, I.: Automatic query expansion : a structural linguistic perspective (2014) 0.00
    9.835954E-4 = product of:
      0.0029507861 = sum of:
        0.0029507861 = weight(_text_:s in 1338) [ClassicSimilarity], result of:
          0.0029507861 = score(doc=1338,freq=2.0), product of:
            0.049129035 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.045187026 = queryNorm
            0.060061958 = fieldWeight in 1338, 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=1338)
      0.33333334 = coord(1/3)
    
    Source
    Journal of the Association for Information Science and Technology. 65(2014) no.8, S.1577-1596
  4. Liu, X.; Zheng, W.; Fang, H.: ¬An exploration of ranking models and feedback method for related entity finding (2013) 0.00
    9.835954E-4 = product of:
      0.0029507861 = sum of:
        0.0029507861 = weight(_text_:s in 2714) [ClassicSimilarity], result of:
          0.0029507861 = score(doc=2714,freq=2.0), product of:
            0.049129035 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.045187026 = queryNorm
            0.060061958 = fieldWeight in 2714, 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=2714)
      0.33333334 = coord(1/3)
    
    Source
    Information processing and management. 49(2013) no.5, S.995-1007
  5. Xu, B.; Lin, H.; Lin, Y.: Assessment of learning to rank methods for query expansion (2016) 0.00
    9.835954E-4 = product of:
      0.0029507861 = sum of:
        0.0029507861 = weight(_text_:s in 2929) [ClassicSimilarity], result of:
          0.0029507861 = score(doc=2929,freq=2.0), product of:
            0.049129035 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.045187026 = queryNorm
            0.060061958 = fieldWeight in 2929, 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=2929)
      0.33333334 = coord(1/3)
    
    Source
    Journal of the Association for Information Science and Technology. 67(2016) no.6, S.1345-1357