Search (12 results, page 1 of 1)

  • × author_ss:"Chen, Z."
  1. Chen, Z.: Enhancing database management to knowledge base management : the role of information retrieval technology (1994) 0.01
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = product of:
          0.051185228 = sum of:
            0.051185228 = weight(_text_:technology in 7297) [ClassicSimilarity], result of:
              0.051185228 = score(doc=7297,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.32906836 = fieldWeight in 7297, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.078125 = fieldNorm(doc=7297)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  2. Xu, Y.C..; Chen, Z.: Relevance judgment : what do information users consider beyond topicality? (2006) 0.01
    0.008957415 = product of:
      0.01791483 = sum of:
        0.01791483 = product of:
          0.03582966 = sum of:
            0.03582966 = weight(_text_:technology in 5073) [ClassicSimilarity], result of:
              0.03582966 = score(doc=5073,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.23034787 = fieldWeight in 5073, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=5073)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science and Technology. 57(2006) no.7, S.961-973
  3. Wenyin, L.; Chen, Z.; Li, M.; Zhang, H.: ¬A media agent for automatically builiding a personalized semantic index of Web media objects (2001) 0.01
    0.007677784 = product of:
      0.015355568 = sum of:
        0.015355568 = product of:
          0.030711137 = sum of:
            0.030711137 = weight(_text_:technology in 6522) [ClassicSimilarity], result of:
              0.030711137 = score(doc=6522,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.19744103 = fieldWeight in 6522, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.046875 = fieldNorm(doc=6522)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science and technology. 52(2001) no.10, S.853-855
  4. Lee, M.K.O.; Cheung, C.M.K.; Chen, Z.: Understanding user acceptance of multimedia messaging services : an empirical study (2007) 0.01
    0.007677784 = product of:
      0.015355568 = sum of:
        0.015355568 = product of:
          0.030711137 = sum of:
            0.030711137 = weight(_text_:technology in 622) [ClassicSimilarity], result of:
              0.030711137 = score(doc=622,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.19744103 = fieldWeight in 622, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.046875 = fieldNorm(doc=622)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science and Technology. 58(2007) no.13, S.2066-2077
  5. Ren, P.; Chen, Z.; Ma, J.; Zhang, Z.; Si, L.; Wang, S.: Detecting temporal patterns of user queries (2017) 0.01
    0.007677784 = product of:
      0.015355568 = sum of:
        0.015355568 = product of:
          0.030711137 = sum of:
            0.030711137 = weight(_text_:technology in 3315) [ClassicSimilarity], result of:
              0.030711137 = score(doc=3315,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.19744103 = fieldWeight in 3315, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.046875 = fieldNorm(doc=3315)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the Association for Information Science and Technology. 68(2017) no.1, S.113-128
  6. Yan, E.; Chen, Z.; Li, K.: Authors' status and the perceived quality of their work : measuring citation sentiment change in nobel articles (2020) 0.01
    0.007677784 = product of:
      0.015355568 = sum of:
        0.015355568 = product of:
          0.030711137 = sum of:
            0.030711137 = weight(_text_:technology in 5670) [ClassicSimilarity], result of:
              0.030711137 = score(doc=5670,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.19744103 = fieldWeight in 5670, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.046875 = fieldNorm(doc=5670)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the Association for Information Science and Technology. 71(2020) no.3, S.314-324
  7. Chen, Z.; Wenyin, L.; Zhang, F.; Li, M.; Zhang, H.: Web mining for Web image retrieval (2001) 0.01
    0.0063981535 = product of:
      0.012796307 = sum of:
        0.012796307 = product of:
          0.025592614 = sum of:
            0.025592614 = weight(_text_:technology in 6521) [ClassicSimilarity], result of:
              0.025592614 = score(doc=6521,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.16453418 = fieldWeight in 6521, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=6521)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science and technology. 52(2001) no.10, S.831-839
  8. Chen, Z.; Meng, X.; Fowler, R.H.; Zhu, B.: Real-time adaptive feature and document learning for Web search (2001) 0.01
    0.0063981535 = product of:
      0.012796307 = sum of:
        0.012796307 = product of:
          0.025592614 = sum of:
            0.025592614 = weight(_text_:technology in 5209) [ClassicSimilarity], result of:
              0.025592614 = score(doc=5209,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.16453418 = fieldWeight in 5209, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=5209)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science and technology. 52(2001) no.8, S.655-665
  9. Chen, Z.; Fu, B.: On the complexity of Rocchio's similarity-based relevance feedback algorithm (2007) 0.01
    0.0063981535 = product of:
      0.012796307 = sum of:
        0.012796307 = product of:
          0.025592614 = sum of:
            0.025592614 = weight(_text_:technology in 578) [ClassicSimilarity], result of:
              0.025592614 = score(doc=578,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.16453418 = fieldWeight in 578, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=578)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science and Technology. 58(2007) no.10, S.1392-1400
  10. Cui, C.; Ma, J.; Lian, T.; Chen, Z.; Wang, S.: Improving image annotation via ranking-oriented neighbor search and learning-based keyword propagation (2015) 0.01
    0.0063981535 = product of:
      0.012796307 = sum of:
        0.012796307 = product of:
          0.025592614 = sum of:
            0.025592614 = weight(_text_:technology in 1609) [ClassicSimilarity], result of:
              0.025592614 = score(doc=1609,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.16453418 = fieldWeight in 1609, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=1609)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the Association for Information Science and Technology. 66(2015) no.1, S.82-98
  11. Chen, Z.; Huang, Y.; Tian, J.; Liu, X.; Fu, K.; Huang, T.: Joint model for subsentence-level sentiment analysis with Markov logic (2015) 0.01
    0.0063981535 = product of:
      0.012796307 = sum of:
        0.012796307 = product of:
          0.025592614 = sum of:
            0.025592614 = weight(_text_:technology in 2210) [ClassicSimilarity], result of:
              0.025592614 = score(doc=2210,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.16453418 = fieldWeight in 2210, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2210)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the Association for Information Science and Technology. 66(2015) no.9, S.1913-1922
  12. Lian, T.; Chen, Z.; Lin, Y.; Ma, J.: Temporal patterns of the online video viewing behavior of smart TV viewers (2018) 0.01
    0.0063981535 = product of:
      0.012796307 = sum of:
        0.012796307 = product of:
          0.025592614 = sum of:
            0.025592614 = weight(_text_:technology in 4219) [ClassicSimilarity], result of:
              0.025592614 = score(doc=4219,freq=2.0), product of:
                0.15554588 = queryWeight, product of:
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.052224867 = queryNorm
                0.16453418 = fieldWeight in 4219, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.978387 = idf(docFreq=6114, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4219)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the Association for Information Science and Technology. 69(2018) no.5, S.647-659