Search (2 results, page 1 of 1)

  • × author_ss:"Xu, J."
  1. Xu, J.; Weischedel, R.; Licuanan, A.: Evaluation of an extraction-based approach to answering definitional questions (2004) 0.02 
    0.016018637 = product of:
  0.032037273 = sum of:
    0.032037273 = product of:
      0.064074546 = sum of:
        0.064074546 = weight(_text_:k in 4107) [ClassicSimilarity], result of:
          0.064074546 = score(doc=4107,freq=2.0), product of:
            0.16245733 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.045509085 = queryNorm
            0.39440846 = fieldWeight in 4107, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.078125 = fieldNorm(doc=4107)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    SIGIR'04: Proceedings of the 27th Annual International ACM-SIGIR Conference an Research and Development in Information Retrieval. Ed.: K. Järvelin, u.a
  2. Allan, J.; Callan, J.P.; Croft, W.B.; Ballesteros, L.; Broglio, J.; Xu, J.; Shu, H.: INQUERY at TREC-5 (1997) 0.02 
    0.015414632 = product of:
  0.030829264 = sum of:
    0.030829264 = product of:
      0.061658528 = sum of:
        0.061658528 = weight(_text_:22 in 3103) [ClassicSimilarity], result of:
          0.061658528 = score(doc=3103,freq=2.0), product of:
            0.15936506 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.045509085 = queryNorm
            0.38690117 = fieldWeight in 3103, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.078125 = fieldNorm(doc=3103)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    27. 2.1999 20:55:22

Authors

Years

Themes