Search (2 results, page 1 of 1)

  • × author_ss:"Rajagopal, P."
  • × theme_ss:"Retrievalstudien"
  1. Rajagopal, P.; Ravana, S.D.; Koh, Y.S.; Balakrishnan, V.: Evaluating the effectiveness of information retrieval systems using effort-based relevance judgment (2019) 0.03 
    0.026587836 = product of:
  0.053175673 = sum of:
    0.053175673 = sum of:
      0.017662432 = weight(_text_:2 in 5287) [ClassicSimilarity], result of:
        0.017662432 = score(doc=5287,freq=2.0), product of:
          0.1294644 = queryWeight, product of:
            2.4695914 = idf(docFreq=10170, maxDocs=44218)
            0.05242341 = queryNorm
          0.13642694 = fieldWeight in 5287, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            2.4695914 = idf(docFreq=10170, maxDocs=44218)
            0.0390625 = fieldNorm(doc=5287)
      0.03551324 = weight(_text_:22 in 5287) [ClassicSimilarity], result of:
        0.03551324 = score(doc=5287,freq=2.0), product of:
          0.18357785 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.05242341 = 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
    Source
    Aslib journal of information management. 71(2019) no.1, S.2-17
  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) 0.01 
    0.00887831 = product of:
  0.01775662 = sum of:
    0.01775662 = product of:
      0.03551324 = sum of:
        0.03551324 = weight(_text_:22 in 2587) [ClassicSimilarity], result of:
          0.03551324 = score(doc=2587,freq=2.0), product of:
            0.18357785 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.05242341 = 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)
  0.5 = coord(1/2)
    Date
    20. 1.2015 18:30:22

Authors