Now showing items 1-20 of 23

  • Abduction in semantic space: towards a logic of discovery 

    Bruza, Peter D.; Song, Dawei; McArthur, Robert (Oxford Journals http://dx.doi.org/10.1093/jigpal/12.2.97, 2004-03)
    BRUZA, P. D., SONG, D. and MCARTHUR, R., 2004. Abduction in semantic space: towards a logic of discovery. Logic Journal, 12 (2), pp. 97-109.
    Diminishing awareness is a consequence of the information explosion: disciplines are becoming increasingly specialized; individuals are becoming ever more insular. This paper considers how awareness can be enhanced via ...
  • Aboutness from a commonsense perspective. 

    Bruza, Peter D.; Song, Dawei; Wong, Kam-Fai (Wiley, 2000-10)
    BRUZA, P. D., SONG, D. and WONG, K. F., 2000. Aboutness from a commonsense perspective. Journal of the American Society for Information Science and Technology (JASIST), 51 (12), pp. 1090- 1105.
    Information retrieval (IR) is driven by a process which decides whether a document is about a query. Recent attempts spawned from logic-based information retrieval theory have formalized properties characterizing ...
  • Application of aboutness to functional benchmarking in information retrieval. 

    Wong, Kam-Fai; Song, Dawei; Bruza, Peter D.; Cheng, Chin-Hung (ACM http://doi.acm.org/10.1145/502795.502796, 2001-10)
    WONG, K. F., SONG, D., BRUZA, P. D. and CHENG, C. H., 2001. Application of aboutness to functional benchmarking in information retrieval. ACM Transactions on Information Systems, 19 (4), pp. 337-370.
    Experimental approaches are widely employed to benchmark the performance of an information retrieval (IR) system. Measurements in terms of recall and precision are computed as performance indicators. Although they are ...
  • Back to the future: a logical framework for temporal information representation and inferencing from financial news. 

    Huang, Zi; Wong, Kam-Fai; Li, Wenjei; Song, Dawei; Bruza, Peter D. (IEEE, 2003-10)
    HUANG, Z., WONG, K-F., LI, W., SONG, D., and BRUZA, P. D., 2003. Back to the future: a logical framework for temporal information representation and inferencing from financial news. In: C. ZONG, ed. 2003 International Conference on Natural Language Processing and Knowledge Engineering: Proceedings. October 2003. IEEE Press. pp.95-101.
    Temporal information carries information about changes and time of the changes. Consider a company investing in another company. The former may choose to inject the money gradually with the amount and frequency depending ...
  • Characterizing pure high-order entanglements in lexical semantic spaces via information geometry. 

    Hou, Yuexian; Song, Dawei (Springer The original publication is available at www.springerlink.com http://dx.doi.org/10.1007/978-3-642-00834-4_20, 2009-04)
    HOU, Y., and SONG, D., 2009. Characterizing pure high-order entanglements in lexical semantic spaces via information geometry. In: P. BRUZA et al., eds. Quantum Interaction: Third International Symposium,QI 2009, Saarbrucken, Germany, March 2009, Proceedings. 25-27 March. Berlin: Springer. pp. 237-250.
    An emerging topic in Quantuam Interaction is the use of lexical semantic spaces, as Hilbert spaces, to capture the meaning of words. There has been some initial evidence that the phenomenon of quantum entanglement exists ...
  • Classifying document titles based on information inference. 

    Song, Dawei; Bruza, Peter D.; Huang, Zi; Lau, Raymond Y. K. (Springer http://dx.doi.org/10.1007/b14019, 2003-10)
    SONG, D., BRUZA, P., HUANG, Z. and LAU, R., 2003. Classifying document titles based on information inference. In: N. ZHONG, Z. RAS, S. TSUMOTO and E. SUZUKI, eds. Foundations of Intelligent Systems : 14th International Symposium, ISMIS 2003 Maebashi City, Japan, October 28-31, 2003 : Proceedings. Berlin: Springer. pp. 297-306.
    We propose an intelligent document title classification agent based on a theory of information inference. The information is represented as vectorial spaces computed by a cognitively motivated model, namely Hyperspace ...
  • Commonsense aboutness for information retrieval. 

    Bruza, Peter D.; Song, Dawei; Wong, Kam-Fai; Cheng, Chin-Hung (IOS Press, 2000)
    BRUZA, P. D., SONG, D., WONG, K. F. and CHENG, C. H., 2000. Commonsense aboutness for information retrieval. In: M. MOHAMMADIAN, ed. Advances in Intelligent Systems: Theory and Applications. Amsterdam: IOS Press. pp. 288-295.
    Information retrieval (IR) is driven by a process which decides whether a document is about a query. Recent attempts have been made to formalize properties of “aboutness”, but no consensus has been reached. The properties ...
  • A comparison of various approaches for using probabilistic dependencies in language modeling. 

    Bruza, Peter D.; Song, Dawei (ACM http://doi.acm.org/10.1145/860435.860530, 2003-08)
    BRUZA, P. D. and SONG, D., 2003. A comparison of various approaches for using probabilistic dependencies in language modeling. In: Proceedings of the 26th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR2003). 28 July – 01 August 2003. New York: ACM. pp. 419-420
    The goals of this article is to study several estimates of relevance models which will be computed based on differing approaches for incorporating term dependency information. In this way, we hope to shed light on the ...
  • Concept induction via fuzzy C-means clustering in a high dimensional semantic space. 

    Song, Dawei; Cao, Guihong; Bruza, Peter D.; Lau, Raymond Y. K. (Wiley., 2007)
    SONG, D., CAO, G., BRUZA, P.D. and LAU, R. Y. K., 2007. Concept induction via fuzzy C-means clustering in a high dimensional semantic space. In: J. VALENTE DE OLIVEIRA and W. PEDRYCZ, eds. Advances in fuzzy clustering and its applications. Chichester: Wiley. Pp. 393-403.
    Lexical semantic space models have recently been investigated to automatically derive the meaning (semantics) of information based on natural language usage. In a semantic space, a term can be considered as a concept ...
  • Concept learning and information inferencing on a high dimensional semantic space. 

    Song, Dawei; Bruza, Peter D.; Cole, R. J. (ACM/SIGIR, 2004-07)
    SONG, D., BRUZA, P. D. and COLE, R. J., 2004. Concept learning and information inferencing on a high-dimensional semantic space. In: ACM SIGIR 2004 Workshop on Mathematical/Formal Methods in Information Retrieval (MF/IR2004). Sheffield, United Kingdom, 25-29 July 2004.
    How to automatically capture a significant portion of relevant background knowledge and keep it up-to-date has been a challenging problem encountered in current research on logic based information retrieval. This ...
  • Dimensionality reduction in patch-signature based protein structure matching. 

    Huang, Zi; Zhou, Xiaofang; Song, Dawei; Bruza, Peter D. (Australian Computer Society. http://www.crpit.com/confpapers/CRPITV49Huang.pdf, 2006-01)
    HUANG, Z., ZHOU, X., SONG, D. and BRUZA, P., 2006. Dimensionality reduction in patch-signature based protein structure matching. In: G. DOBBIE and J. BAILEY, eds. Database Technologies 2006: Proceedings of the 17th Australasian Database Conference (ADC2006). 16-19 January 2006. Hobart, Tasmania: Australian Computer Society, pp. 89-97.
    Searching bio-chemical structures is becoming an important application domain of information re- trieval. This paper introduces a protein structure matching problem and formulates it as an infor- mation retrieval ...
  • Discovering information flow using a high dimensional conceptual space. 

    Song, Dawei; Bruza, Peter D. (ACM Press. http://doi.acm.org/10.1145/383952.384017, 2001-09)
    SONG, D. and BRUZA, P. D., 2001. Discovering information flow using a high dimensional conceptual space. In: Proceedings of the 24th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. 9-13 September 2001. New York: ACM. pp. 327-333.
    This paper presents an informational inference mechanism realized via the use of a high dimensional conceptual space. More specifically, we claim to have operationalized important aspects of Gärdenfors’s recent three-level ...
  • 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 ...