Search (10 results, page 1 of 1)

  • × author_ss:"Xu, J."
  1. Allan, J.; Callan, J.P.; Croft, W.B.; Ballesteros, L.; Broglio, J.; Xu, J.; Shu, H.: INQUERY at TREC-5 (1997) 0.03
    0.026733825 = product of:
      0.05346765 = sum of:
        0.05346765 = sum of:
          0.007709338 = weight(_text_:e in 3103) [ClassicSimilarity], result of:
            0.007709338 = score(doc=3103,freq=2.0), product of:
              0.048544887 = queryWeight, product of:
                1.43737 = idf(docFreq=28552, maxDocs=44218)
                0.03377341 = queryNorm
              0.15880844 = fieldWeight in 3103, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                1.43737 = idf(docFreq=28552, maxDocs=44218)
                0.078125 = fieldNorm(doc=3103)
          0.04575831 = weight(_text_:22 in 3103) [ClassicSimilarity], result of:
            0.04575831 = score(doc=3103,freq=2.0), product of:
              0.11826873 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.03377341 = 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)
    
    Date
    27. 2.1999 20:55:22
    Language
    e
  2. Xu, J.; Weischedel, R.; Licuanan, A.: Evaluation of an extraction-based approach to answering definitional questions (2004) 0.00
    0.0019273345 = product of:
      0.003854669 = sum of:
        0.003854669 = product of:
          0.007709338 = sum of:
            0.007709338 = weight(_text_:e in 4107) [ClassicSimilarity], result of:
              0.007709338 = score(doc=4107,freq=2.0), product of:
                0.048544887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.03377341 = queryNorm
                0.15880844 = fieldWeight in 4107, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4107)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  3. Xu, J.; Croft, W.B.: Topic-based language models for distributed retrieval (2000) 0.00
    0.0011564007 = product of:
      0.0023128013 = sum of:
        0.0023128013 = product of:
          0.0046256026 = sum of:
            0.0046256026 = weight(_text_:e in 38) [ClassicSimilarity], result of:
              0.0046256026 = score(doc=38,freq=2.0), product of:
                0.048544887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.03377341 = queryNorm
                0.09528506 = fieldWeight in 38, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=38)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  4. Schroeder, J.; Xu, J.; Chen, H.; Chau, M.: Automated criminal link analysis based on domain knowledge (2007) 0.00
    0.0011564007 = product of:
      0.0023128013 = sum of:
        0.0023128013 = product of:
          0.0046256026 = sum of:
            0.0046256026 = weight(_text_:e in 275) [ClassicSimilarity], result of:
              0.0046256026 = score(doc=275,freq=2.0), product of:
                0.048544887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.03377341 = queryNorm
                0.09528506 = fieldWeight in 275, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=275)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  5. Xu, J.; Weischedel, R.: Empirical studies on the impact of lexical resources on CLIR performance (2005) 0.00
    0.0011564007 = product of:
      0.0023128013 = sum of:
        0.0023128013 = product of:
          0.0046256026 = sum of:
            0.0046256026 = weight(_text_:e in 1020) [ClassicSimilarity], result of:
              0.0046256026 = score(doc=1020,freq=2.0), product of:
                0.048544887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.03377341 = queryNorm
                0.09528506 = fieldWeight in 1020, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=1020)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  6. Zhang, C.; Bu, Y.; Ding, Y.; Xu, J.: Understanding scientific collaboration : homophily, transitivity, and preferential attachment (2018) 0.00
    0.0011564007 = product of:
      0.0023128013 = sum of:
        0.0023128013 = product of:
          0.0046256026 = sum of:
            0.0046256026 = weight(_text_:e in 4011) [ClassicSimilarity], result of:
              0.0046256026 = score(doc=4011,freq=2.0), product of:
                0.048544887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.03377341 = queryNorm
                0.09528506 = fieldWeight in 4011, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=4011)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  7. Xu, J.: Author credit-assignment schemas : a comparison and analysis (2016) 0.00
    9.6366723E-4 = product of:
      0.0019273345 = sum of:
        0.0019273345 = product of:
          0.003854669 = sum of:
            0.003854669 = weight(_text_:e in 3056) [ClassicSimilarity], result of:
              0.003854669 = score(doc=3056,freq=2.0), product of:
                0.048544887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.03377341 = queryNorm
                0.07940422 = fieldWeight in 3056, 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=3056)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  8. Bu, Y.; Ding, Y.; Xu, J.; Liang, X.; Gao, G.; Zhao, Y.: Understanding success through the diversity of collaborators and the milestone of career (2018) 0.00
    9.6366723E-4 = product of:
      0.0019273345 = sum of:
        0.0019273345 = product of:
          0.003854669 = sum of:
            0.003854669 = weight(_text_:e in 4012) [ClassicSimilarity], result of:
              0.003854669 = score(doc=4012,freq=2.0), product of:
                0.048544887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.03377341 = queryNorm
                0.07940422 = fieldWeight in 4012, 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=4012)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  9. Wang, P.; Ma, Y.; Xie, H.; Wang, H.; Lu, J.; Xu, J.: "There is a gorilla holding a key on the book cover" : young children's known picture book search strategies (2022) 0.00
    9.6366723E-4 = product of:
      0.0019273345 = sum of:
        0.0019273345 = product of:
          0.003854669 = sum of:
            0.003854669 = weight(_text_:e in 443) [ClassicSimilarity], result of:
              0.003854669 = score(doc=443,freq=2.0), product of:
                0.048544887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.03377341 = queryNorm
                0.07940422 = fieldWeight in 443, 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=443)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e
  10. Liu, M.; Bu, Y.; Chen, C.; Xu, J.; Li, D.; Leng, Y.; Freeman, R.B.; Meyer, E.T.; Yoon, W.; Sung, M.; Jeong, M.; Lee, J.; Kang, J.; Min, C.; Zhai, Y.; Song, M.; Ding, Y.: Pandemics are catalysts of scientific novelty : evidence from COVID-19 (2022) 0.00
    9.6366723E-4 = product of:
      0.0019273345 = sum of:
        0.0019273345 = product of:
          0.003854669 = sum of:
            0.003854669 = weight(_text_:e in 633) [ClassicSimilarity], result of:
              0.003854669 = score(doc=633,freq=2.0), product of:
                0.048544887 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.03377341 = queryNorm
                0.07940422 = fieldWeight in 633, 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=633)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    e