Now showing items 13-32 of 50

  • 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 ...
  • Concept-based document readability in domain specific information retrieval. 

    Yan, Xin; Song, Dawei; Li, Xue (ACM http://doi.acm.org/10.1145/1183614.1183692, 2006)
    YAN, X., SONG, D. and LI, X., 2006. Concept-based document readability in domain specific information retrieval. In: P. YU, V. TSOTRAS, E. FOX and B. LIU, eds. Proceedings of the 15th ACM International Conference on Information and Knowledge Management. 6-11 November 2006. Arlington, VA, USA. pp. 540-549.
    Domain specific information retrieval has become in demand. Not only domain experts, but also average non-expert users are interested in searching domain specific (e.g., medical and health) information from online resources. ...
  • Content based video retrieval via spatial-temporal information discovery. 

    Wang, Lei (Robert Gordon University School of Computing Science and Digital Media, 2013-12)
    Content based video retrieval (CBVR) has been strongly motivated by a variety of realworld applications. Most state-of-the-art CBVR systems are built based on Bag-of-visual- Words (BovW) framework for visual resources ...
  • Dimension-specific search for advanced applications. 

    Zi, Huang; Shen, Heng Tao; Song, Dawei; Li, Xue; Rueger, Stefan (Springer http://dx.doi.org/10.1007/978-3-642-00887-0_60 The original publication is available at www.springerlink.com., 2009-03)
    HUANG, Z., SHEN, H. T., SONG, D., LI, X. and RUEGER, S., 2009. Dimension-specific search for multimedia retrieval. In: X. ZHOU et al., eds. Database Systems for Advanced Applications: 14th International Conference, DASFAA 2009, Brisbane, Australia, April 2009, Proceedings. 21-23 April 2009. Berlin: Springer. pp. 693-698.
    Observing that current Global Similarity Measures (GSM) which average the effect of few significant differences on all dimensions may cause pos- sible performance limitation, we propose the first Dimension-specific ...
  • Dimensionality reduction for dimension-specific search. 

    Huang, Zi; Shen, Heng Tao; Zhou, Xiaofang; Song, Dawei; Ruger, Stefan (ACM http://doi.acm.org/10.1145/1277741.1277940, 2007)
    HUANG, Z., SHEN, H., ZHOU, X., SONG, D. and RUGER, S. 2007. Dimensionality reduction for dimension-specific search. In: C. CLARKE, N. FUHR, N. KANDO, W. KRAAIJ and A. DE VRIES, eds. Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. 23-27 July 2007. Amsterdam. pp. 849-850
    Dimensionality reduction plays an important role in efficient similarity search, which is often based on k-nearest neighbor (k-NN) queries over a high-dimensional feature space. In this paper, we introduce a novel type ...
  • 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 ...
  • Dissimilarity measures for content-based image retrieval. 

    Hu, Rui; Ruger, Stefan; Song, Dawei; Liu, Haiming; Huang, Zi (IEEE http://dx.doi.org/10.1109/ICME.2008.4607697, 2008-06)
    HU, R., RUGER, S., SONG, D., LIU, H. and HUANG, Z., 2008. Dissimilarity measures for content-based image retrieval. In: 2008 IEEE International Conference on Multimedia and Expo: ICME 2008: Proceedings. 23-26 June 2008. IEEE. pp. 1365-1368.
    Dissimilarity measurement plays a crucial role in contentbased image retrieval. In this paper, sixteen core dissimilarity measures are introduced and evaluated. We carry out a systematic performance comparison on three ...
  • Document re-ranking by generality in bio-medical information retrieval. 

    Yan, Xin; Li, Xue; Song, Dawei (Springer http://dx.doi.org/10.1007/11581062_28, 2005)
    YAN, X., LI, X. and SONG, D., 2005. Document re-ranking by generality in bio-medical information retrieval. In: A. NGU, M. KITSUREGAWA, E. NEUHOLD, J.-Y. CHUNG and Q. SHENG. Eds. Web Information Systems Engineering – WISE 2005: 6th International Conference on Web Information Systems Engineering, New York, NY, USA, November 20-22, 2005; Proceedings. Berlin: Springer. pp. 376-389.
    Document ranking is well known to be a crucial process in information retrieval (IR). It presents retrieved documents in an order of their estimated degrees of relevance to query. Traditional document rank- ing methods ...
  • DYNIQX: a novel meta-search engine for the Web. 

    Zhu, Jianhan; Song, Dawei; Eisenstadt, Marc; Barladeanu, Cristi; Ruger, Stefan (International Journal of Information Studies (IJIS) http://www.istudies.net/ojs/index.php/journal/article/view/25/25, 2009)
    ZHU, J., SONG, D., EISENSTADT, M., BARLADEANU, C. and RUGER, S., 2009. DYNIQX: a novel meta-search engine for the Web. International Journal of Information Studies, 1 (1), pp. 2-27.
    The effect of metadata in collection fusion has not been sufficiently studied. In response to this, we present a novel meta-search engine called Dyniqx for metadata based search. Dyniqx integrates search results from search ...
  • Early fusion and query modification in their dual late fusion form. 

    Kaliciak, Leszek; Myrhaug, Hans; Goker, Ayse; Song, Dawei (International Society of Information Fusion http://isif.org/publications/jaif-articles-appear-future-issue, 2015-10-28)
    KALICIAK, L., MYRHAUG, H., GOKER, A. and SONG, D. 2016. Early fusion and query modification in their dual late fusion forms. Journal of advances in information fusion [online], Articles to Appear in a Future Issue. Available from: http://isif.org/publications/jaif-articles-appear-future-issue
    In this paper, we prove that specific widely used models in Content-based Image Retrieval for information fusion are interchangeable. In addition, we show that even advanced, non-standard fusion strategies can be represented ...
  • 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 ...
  • Exploiting semantic association to answer ‘vague queries’. 

    Zhu, Jianhan; Eisenstadt, Marc; Song, Dawei; Denham, Chris (IOS Press, 2006)
    ZHU, J., EISENSTADT, M., SONG, D. and DENHAM, C. 2006. Exploiting semantic association to answer ‘vague queries’. In: Y. LI, M. LOOI and N. ZHONG, eds. Advances in Intelligent IT – Active Media Technology 2006: Volume 138 (Frontiers in Artificial Intelligence and Applications). Fairfax, VA: IOS Press. pp. 73-78
    Although today’s web search engines are very powerful, they still fail to provide intuitively relevant results for many types of queries, especially ones that are vaguely-formed in the user’s own mind. We argue that ...
  • 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.
  • High dimensional indexing for protein structure matching 

    Huang, Zi; Zhou, Xiaofang; Song, Dawei (Imperial College Press. http://ebooks.worldscinet.com/ISBN/9781860947322/9781860947322.shtml, 2005-01)
    HUANG, Z., ZHOU, X. and SONG, D., 2005. High dimensional indexing for protein structure matching. In: Y-P. P. CHEN and L. WONG eds. Proceedings of the 3rd Asia-Pacific Bioinformatics Conference. 17-21 January 2005. Singapore: Imperial College Press. pp. 21-30.
    For determining functionality dependencies between two proteins, both represented as 3D structures, it is an essential condition that they have a matching structure. As 3D structures for proteins are large, complex and ...
  • Hybrid models for combination of visual and textual features in context-based image retrieval. 

    Kaliciak, Leszek (Robert Gordon University School of Computing Science and Digital Media, 2013-07)
    Visual Information Retrieval poses a challenge to intelligent information search systems. This is due to the semantic gap, the difference between human perception (information needs) and the machine representation of ...
  • Improving bag-of-visual-words model with spatial-temporal correlation for video retrieval. 

    Wang, Lei; Song, Dawei; Elyan, Eyad (ACM http://dx.doi.org/10.1145/2396761.2398433, 2012-10)
    WANG, L., SONG, D. and ELYAN, E., 2012. Improving bag-of-visual-words model with spatial-temporal correlation for video retrieval. In: Proceedings of the 21st ACM international conference on Information and knowledge management. 29 October – 2 November 2012. New York, NY: ACM. Pp. 1303-1312
    Most of the state-of-art approaches to Query-by-Example (QBE) video retrieval are based on the Bag-of-visual-Words (BovW) representation of visual content. It, however, ig- nores the spatial-temporal information, which ...
  • 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 ...
  • Integrating multiple windows and document features for expert finding. 

    Zhu, Jianhan; Song, Dawei; Ruger, Stefan (Wiley http://dx.doi.org/10.1002/asi.21012, 2009-04)
    ZHU, J, SONG, D. and RUGER, S., 2009. Integrating multiple windows and document features for expert finding. Journal of the American Society for Information Science and Technology, 60 (4), pp. 694-715.
    Expert finding is a key task in enterprise search and has recently attracted lots of attention from both research and industry communities. Given a search topic, a prominent existing approach is to apply some information ...