Search (4 results, page 1 of 1)

  • × author_ss:"Ravana, S.D."
  1. Ravana, S.D.; Rajagopal, P.; Balakrishnan, V.: Ranking retrieval systems using pseudo relevance judgments (2015) 0.09 
    0.09061876 = product of:
  0.18123752 = sum of:
    0.18123752 = sum of:
      0.13955052 = weight(_text_:s.d in 2591) [ClassicSimilarity], result of:
        0.13955052 = score(doc=2591,freq=2.0), product of:
          0.331542 = queryWeight, product of:
            7.61935 = idf(docFreq=58, maxDocs=44218)
            0.04351316 = queryNorm
          0.42091358 = fieldWeight in 2591, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            7.61935 = idf(docFreq=58, maxDocs=44218)
            0.0390625 = fieldNorm(doc=2591)
      0.041687 = weight(_text_:22 in 2591) [ClassicSimilarity], result of:
        0.041687 = score(doc=2591,freq=4.0), product of:
          0.15237567 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.04351316 = queryNorm
          0.27358043 = fieldWeight in 2591, product of:
            2.0 = tf(freq=4.0), with freq of:
              4.0 = termFreq=4.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.0390625 = fieldNorm(doc=2591)
  0.5 = coord(1/2)
    Date
    20. 1.2015 18:30:22
    18. 9.2018 18:22:56
  2. Ravana, S.D.; Taheri, M.S.; Rajagopal, P.: Document-based approach to improve the accuracy of pairwise comparison in evaluating information retrieval systems (2015) 0.08 
    0.08451384 = product of:
  0.16902769 = sum of:
    0.16902769 = sum of:
      0.13955052 = weight(_text_:s.d in 2587) [ClassicSimilarity], result of:
        0.13955052 = score(doc=2587,freq=2.0), product of:
          0.331542 = queryWeight, product of:
            7.61935 = idf(docFreq=58, maxDocs=44218)
            0.04351316 = queryNorm
          0.42091358 = fieldWeight in 2587, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            7.61935 = idf(docFreq=58, maxDocs=44218)
            0.0390625 = fieldNorm(doc=2587)
      0.029477162 = weight(_text_:22 in 2587) [ClassicSimilarity], result of:
        0.029477162 = score(doc=2587,freq=2.0), product of:
          0.15237567 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.04351316 = queryNorm
          0.19345059 = fieldWeight in 2587, 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=2587)
  0.5 = coord(1/2)
    Date
    20. 1.2015 18:30:22
  3. Balakrishnan, V.; Ahmadi, K.; Ravana, S.D.: Improving retrieval relevance using users' explicit feedback (2016) 0.08 
    0.08451384 = product of:
  0.16902769 = sum of:
    0.16902769 = sum of:
      0.13955052 = weight(_text_:s.d in 2921) [ClassicSimilarity], result of:
        0.13955052 = score(doc=2921,freq=2.0), product of:
          0.331542 = queryWeight, product of:
            7.61935 = idf(docFreq=58, maxDocs=44218)
            0.04351316 = queryNorm
          0.42091358 = fieldWeight in 2921, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            7.61935 = idf(docFreq=58, maxDocs=44218)
            0.0390625 = fieldNorm(doc=2921)
      0.029477162 = weight(_text_:22 in 2921) [ClassicSimilarity], result of:
        0.029477162 = score(doc=2921,freq=2.0), product of:
          0.15237567 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.04351316 = queryNorm
          0.19345059 = fieldWeight in 2921, 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=2921)
  0.5 = coord(1/2)
    Date
    20. 1.2015 18:30:22
  4. Rajagopal, P.; Ravana, S.D.; Koh, Y.S.; Balakrishnan, V.: Evaluating the effectiveness of information retrieval systems using effort-based relevance judgment (2019) 0.08 
    0.08451384 = product of:
  0.16902769 = sum of:
    0.16902769 = sum of:
      0.13955052 = weight(_text_:s.d in 5287) [ClassicSimilarity], result of:
        0.13955052 = score(doc=5287,freq=2.0), product of:
          0.331542 = queryWeight, product of:
            7.61935 = idf(docFreq=58, maxDocs=44218)
            0.04351316 = queryNorm
          0.42091358 = fieldWeight in 5287, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            7.61935 = idf(docFreq=58, maxDocs=44218)
            0.0390625 = fieldNorm(doc=5287)
      0.029477162 = weight(_text_:22 in 5287) [ClassicSimilarity], result of:
        0.029477162 = score(doc=5287,freq=2.0), product of:
          0.15237567 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.04351316 = queryNorm
          0.19345059 = fieldWeight in 5287, 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=5287)
  0.5 = coord(1/2)
    Date
    20. 1.2015 18:30:22

Authors

Themes