Now showing items 13-23 of 23

  • Enabling management oversight in corporate blog space. 

    Song, Dawei; Bruza, Peter D.; McArthur, Robert; Mansfield, Tim (AAAI, 2006-03)
    SONG, D., BRUZA, P. D., MCARTHUR, R. and MANSFIELD, T., 2006. Enabling management oversight in corporate blog space. In: N. NICOLOV, F. SALVETTI, M. LIBERMAN and J. H. MARTIN, eds. Computational Approaches to Analysing Webblogs: Proceedings of the AAAI Spring Symposium on Computational Approaches to Analysing Webblogs (AAAI-CAAW'2006) 27-29 March 2006. Menlo Park, California: AAAI.
    When a modern corporation empowers its staff to use blogs to communicate with colleagues, partners, suppliers and customers, the role of management in exercising oversight and guidance over the public speech of staff ...
  • Facilitating query decomposition in query language modeling by association rule mining using multiple sliding windows. 

    Song, Dawei; Huang, Qiang; Ruger, Stefan; Bruza, Peter D. (Springer http://dx.doi.org/10.1007/978-3-540-786-7_31, 2008)
    SONG, D., HUANG, Q., RUGER, S. and BRUZA, P. D., 2008. Facilitating query decomposition in query language modeling by association rule mining using multiple sliding windows. In: C. MACDONALD, I. OUNIS, V. PLACHOURAS, I. RUTHVEN and R.W. WHITE, eds. Advances in Information Retrieval: 30th European Conference on IR Research, ECIR 2008, Glasgow, UK, March 30-April 3, 2008; Proceedings. Berlin: Springer. pp. 334-345.
    This paper presents a novel framework to further advance the recent trend of using query decomposition and high-order term re- lationships in query language modeling, which takes into account terms implicitly associated ...
  • Fundamental properties of aboutness. 

    Bruza, Peter D.; Song, Dawei; Wong, Kam-Fai (ACM Press http://doi.acm.org/10.1145/312624.312696, 1999-08)
    BRUZA, P. D., SONG, D. and WONG, K. F., 1999. Fundamental properties of aboutness. In: Proceedings of the Twenty-Second Annual International ACM-SIGIR Conference on Research and Development in Information Retrieval (SIGIR99). 15-19 August 1999. New York: ACM Press. pp. 277-278.
  • Inferring query models by computing information flow. 

    Bruza, Peter D.; Song, Dawei (ACM Press, 2002-11)
    BRUZA, P. D. and SONG, D., 2002. Inferring query models by computing information flow. In: Proceedings of the 11th International ACM Conference on Information and Knowledge Management (CIKM 2002). 4-9 November 2002. New York: ACM Press. pp. 260-269.
    The language modelling approach to information retrieval can also be used to compute query models. A query model can be envisaged as an expansion of an initial query. The more prominent query models in the literature ...
  • An intelligent information agent for document title classification and filtering in document-intensive domains. 

    Song, Dawei; Lau, Raymond Y. K.; Bruza, Peter D.; Wong, Kam-Fai; Chen, Ding-Yi (Elsevier http://dx.doi.org/10.1016/j.dss.2007.04.001, 2007-11)
    SONG, D., LAU, R. Y. K., BRUZA, P. D., WONG, K. F. and CHEN, D. Y., 2007. An intelligent information agent for document title classification and filtering in document-intensive domains. Decision Support Systems, 44 (1), pp. 251-265.
    Effective decision making is based on accurate and timely information. However, human decision makers are often overwhelmed by the huge amount of electronic data these days. The main contribution of this paper is the ...
  • Learning and optimization of an aspect hidden Markov model for query language model generation. 

    Huang, Qiang; Song, Dawei; Roger, Stefan; Bruza, Peter D. (Infota (Foundation for Information Society, Budapest), 2007-10)
    HUANG, Q., SONG, D., RUGER, S. and BRUZA, P. D., 2007. Learning and optimization of an aspect hidden Markov model for query language model generation. In: S. DOMINICH and F. KISS, eds. Proceedings of the 1st International Conference on the Theory of Information Retrieval (ICTIR 2007). 18-20 October 2007. Budapest, Hungary: Infota. Pp. 157-164.
    The Relevance Model (RM) incorporates pseudo relevance feedback to derive query language model and has shown a good performance. Generally, it is based on uni-gram models of individual feedback documents from which query ...
  • Policy conformance in the corporate blog space. 

    McArthur, Robert; Bruza, Peter D.; Song, Dawei (PM4W http://www.cs.umbc.edu/pm4w/proceedings.pdf, 2005-05)
    MCARTHUR, R., BRUZA, P. D. and SONG, D., 2005. Policy conformance in the corporate blog space. In: L. KAGAL, T. FININ and J. HENDLER, eds. Policy Management for the Web : a workshop held at the 14th International World Wide Conference, Tuesday 10 May 2005, Chiba, Japan. pp. 21-28.
    This paper describes part of a solution to the interpretation of human-readable policy documents into semi-automatic conformance checking. Using a socio-cognitively motivated representation of shared knowledge, and applying ...
  • Query expansion using term relationships in language models for information retrieval. 

    Bai, Jing; Song, Dawei; Bruza, Peter D.; Nie, Jian-Yun; Cao, Guihong (ACM Press http://doi.acm.org/10.1145/1099554.1099725, 2005-11)
    BAI, J., SONG, D., BRUZA, P. D., NIE, J. Y. and CAO, G., 2005. Query expansion using term relationships in language models for information retrieval. In: A. CHOWDHURY, N. FUHR, M. RONTHALER, H.-J. SCHEK and W. TEIKEN, eds. Proceedings of the 14th ACM International Conference on Information and Knowledge Management. 31 October – 5 November 2005. New York : ACM Press. pp. 688-695.
    Language Modeling (LM) has been successfully applied to Information Retrieval (IR). However, most of the existing LM approaches only rely on term occurrences in documents, queries and document collections. In traditional ...
  • Towards a belief-revision-based adaptive and context-sensitive information retrieval system. 

    Lau, Raymond Y. K.; Bruza, Peter D.; Song, Dawei (ACM http://doi.acm.org/10.1145/1344411.1344414, 2008-03)
    LAU, R. Y. K., BRUZA, P. and SONG, D., 2008. Towards a belief-revision-based adaptive and context-sensitive information retrieval system. ACM Transactions on Information Systems, 26 (2), article 8.
    In an adaptive information retrieval (IR) setting, the information seekers' beliefs about which terms are relevant, or non-relevant, will naturally fluctuate. This article investigates how the theory of belief revision ...
  • Towards context-sensitive information inference. 

    Song, Dawei; Bruza, Peter D. (Wiley http://dx.doi.org/10.1002/asi.10213, 2003-02)
    SONG, D. and BRUZA, P. D., 2003. Towards context-sensitive information inference. Journal of the American Society for Information Science and Technology, 54 (4), pp. 321-334.
    Humans can make hasty, but generally robust judgements about what a text fragment is, or is not, about. Such judgements are termed information inference. By drawing on theories from non-classical logic and applied cognition, ...
  • Towards operational abduction from a cognitive perspective. 

    Bruza, Peter D.; Cole, R. J.; Song, Dawei; Bari, Z. Abdul (Oxford Journals http://dx.doi.org/10.1093/jigpal/jzk012, 2006-03)
    BRUZA, P. D., COLE, R. J., SONG, D. and BARI, Z. Towards operational abduction from a cognitive perspective. Logic Journal, 14 (2), pp. 161-177.
    Diminishing awareness is a consequence of the information explosion: disciplines are becoming increasingly specialized; individuals and groups are becoming ever more insular. This article considers how awareness can be ...