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Solving the Ising spin glass problem using a bivariate EDA based on Markov random fields. (2006)
Conference Proceeding
SHAKYA, S.K., MCCALL, J.A.W. and BROWN, D.F. 2006. Solving the Ising spin glass problem using a bivariate EDA based on Markov random fields. In Proceedings of the 2006 IEEE congress on evolutionary computation (CEC 2006), 16-21 July 2006, Vancouver, Canada. New York: IEEE [online], article number 1688408, pages 908-915. Available from: https://doi.org/10.1109/CEC.2006.1688408

Markov Random Field (MRF) modelling techniques have been recently proposed as a novel approach to probabilistic modelling for Estimation of Distribution Algorithms (EDAs). An EDA using this technique was called Distribution Estimation using Markov Ra... Read More about Solving the Ising spin glass problem using a bivariate EDA based on Markov random fields..

Exploiting semantic association to answer 'vague queries'. (2006)
Conference Proceeding
ZHU, J., EISENSTADT, M., SONG, D. and DENHAM, C. 2006. Exploiting semantic association to answer 'vague queries'. In Li, Y., Looi, M. and Zhong, N. (eds.) Advances in intelligent IT: proceedings of the 4th International conference on active media technology (AMT06), 7-9 June 2006, Brisbane, Australia. Frontiers in artificial intelligence and applications, 138. Amsterdam: IOS Press [online], pages 73-78. Available from: http://ebooks.iospress.nl/volumearticle/2511

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 users own mind. We argue that associations between terms in a sea... Read More about Exploiting semantic association to answer 'vague queries'..

Dimensionality reduction in patch-signature based protein structure matching. (2006)
Conference Proceeding
HUANG, Z., ZHOU, X., SONG, D. and BRUZA, P. 2006. Dimensionality reduction in patch-signature based protein structure matching. In: Dobbie, G. and Bailey, J. (eds.) Proceedings of the 17th Australasian database conference (ADC'06), 16-19 January 2006, Hobart, Australia. Darlinghurst: Australian Computer Society [online], pages 89-97. Available from: https://dl.acm.org/citation.cfm?id=1151746

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 problem. We first present a novel vec... Read More about Dimensionality reduction in patch-signature based protein structure matching..

Document re-ranking by generality in bio-medical information retrieval. (2005)
Conference Proceeding
YAN, X., LI, X. and SONG, D. 2005. Document re-ranking by generality in bio-medical information retrieval. In Ngu, A.H.H., Kitsuregawa, M., Neuhold, E.J., Chung, J.-Y. and Sheng, Q.Z. (eds.) Web information systems engineering: proceedings of the 6th International conference on web information systems engineering (WISE 2005), 20-22 November 2005, New York, USA. Lecture notes in computer science, 3806. Berlin: Springer [online], pages 376-389. Available from: https://doi.org/10.1007/11581062_28

Document ranking is an important process in information retrieval (IR). It presents retrieved documents in an order of their estimated degrees of relevance to query. Traditional document ranking methods are mostly based on the similarity computations... Read More about Document re-ranking by generality in bio-medical information retrieval..

Solving DisCSPs with penalty-driven search. (2005)
Conference Proceeding
BASHARU,M., ARANA, I. and AHRIZ, H. 2005. Solving DisCSPs with penalty-driven search. In Proceedings of the 20th American Association for Artificial Intelligence national conference on artificial intelligence (AAAI-05), co-located with the 17th Annual conference on innovative applications of artificial intelligence (IAAI-05), 9-13 July 2005, Pittsburgh, USA. Palo Alto: AAAI Press, pages 47-52.

We introduce the Distributed, Penalty-driven Local search algorithm (DisPeL) for solving Distributed Constraint Satisfaction Problems. DisPeL is a novel distributed iterative improvement algorithm which escapes local optima by the use of both tempora... Read More about Solving DisCSPs with penalty-driven search..

Distributed guided local search for solving binary DisCSPs. (2005)
Conference Proceeding
BASHARU, M., ARANA, I. and AHRIZ, H. 2005. Distributed guided local search for solving binary DisCSPs. In Russell, I. and Markov, Z. (eds.) Proceedings of the 18th International conference of the Florida Artificial Intelligence Research Society (FLAIRS 2005), 16-18 May 2005, Clearwater, USA. Palo Alto: AAAI Press [online], pages 660-665. Available from: http://www.aaai.org/Papers/FLAIRS/2005/Flairs05-108.pdf

We introduce the Distributed Guided Local Search (Dist- GLS) algorithm for solving Distributed Constraint Satisfaction Problems. Our algorithm is based on the centralised Guided Local Search algorithm, which is extended with additional heuristics in... Read More about Distributed guided local search for solving binary DisCSPs..

Artificial biochemical networks. (2005)
Conference Proceeding
CAPANNI, N., MACLEOD, C., MAXWELL, G. and CLAYTON, W. 2005. Artificial biochemical networks. In Mohammadlan, M. (ed.) Proceedings of the 2005 International conference on computational intelligence for modelling, control and automation, and the 2005 International conference on intelligent agents, web technologies and internet commerce (CIMCA-IAWTIC'05), 28-30 November 2005, Vienna, Austria. Los Alamitos: IEEE Computer Society [online], volume 2, article number 1631452, pages 98-102. Available from: https://doi.org/10.1109/CIMCA.2005.1631452

Connectionist approaches to Artificial Intelligence are almost always based on Artificial Neural Networks. However, there is another route towards Parallel Distributed Processing, taking as its inspiration the intelligence displayed by single celled... Read More about Artificial biochemical networks..

An online collaborative tool for sustainable design. (2005)
Conference Proceeding
BENNADJI, A., AHRIZ, H. and BELAKEHAL, A. 2005. An online collaborative tool for sustainable design. In Imbabi, M.S. and Mitchell, C.P. (eds.) Renewable energy, technology, innovation and the environment: proceedings of the 2005 Regional meeting of the World Renewable Energy Congress (WREC 2005): innovation in Europe, 22-27 May 2005, Aberdeen, UK. Amsterdam: Elsevier.

One of the most important aspects a design team needs to consider fairly early on is that of energy saving, cost, thermal comfort and the effect on the environment in terms of CO2 emissions. This paper presents an online collaborative tool that allow... Read More about An online collaborative tool for sustainable design..

Query expansion using term relationships in language models for information retrieval. (2005)
Conference Proceeding
BAI, J., SONG, D., BRUZA, P., NIE, J.-Y. and CAO, G. 2005. Query expansion using term relationships in language models for information retrieval. In Proceedings of the 14th Association for Computing Machinery (ACM) international conference on information and knowledge management (CIKM'05), 31 October - 5 November 2005, Bremen, Germany. New York: ACM [online], pages 688-695. Available from: https://doi.org/10.1145/1099554.1099725

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 unigram based models, terms (... Read More about Query expansion using term relationships in language models for information retrieval..

Incorporating a metropolis method in a distribution estimation using Markov random field algorithm. (2005)
Conference Proceeding
SHAKYA, S.K., MCCALL, J.A.W. and BROWN, D.F. 2005. Incorporating a metropolis method in a distribution estimation using Markov random field algorithm. In Proceedings of the 2005 IEEE congress on evolutionary computation (CEC 2005), 2-5 September 2005, Edinburgh, UK. New York: IEEE [online], volume 3, article number 1555017, pages 2576-2583. Available from: https://doi.org/10.1109/CEC.2005.1555017

Markov Random Field (MRF) modelling techniques have been recently proposed as a novel approach to probabilistic modelling for Estimation of Distribution Algorithms (EDAs)[34, 4]. An EDA using this technique, presented in [34], was called Distribution... Read More about Incorporating a metropolis method in a distribution estimation using Markov random field algorithm..

Statistical optimisation and tuning of GA factors. (2005)
Conference Proceeding
PETROVSKI, A., BROWNLEE, A. and MCCALL, J. 2005. Statistical optimisation and tuning of GA factors. In Proceedings of the 2005 IEEE congress on evolutionary computation (CEC 2005), 2-5 September 2005, Edinburgh, UK. New York: IEEE [online], volume 1, article number 1554759, pages 758-764. Available from: https://doi.org/10.1109/CEC.2005.1554759

This paper presents a practical methodology of improving the efficiency of Genetic Algorithms through tuning the factors significantly affecting GA performance. This methodology is based on the methods of statistical inference and has been successful... Read More about Statistical optimisation and tuning of GA factors..

Policy conformance in the corporate blog space. (2005)
Conference Proceeding
MCARTHUR, R., BRUZA, P.D. and SONG, D. 2005. Policy conformance in the corporate blog space. In Kagal, L., Finin, T. and Hendler, J. (eds.) Proceedings of the Policy management for the web workshop, part of the 14th International world wide web conference (WWW2005), 10-14 May 2005, Chiba, Japan. Baltimore: University of Maryland [online], pages 21-28. Available from: https://www.csee.umbc.edu/conference/pm4w/papers/mcarthur13.pdf

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 appropriate inference mech... Read More about Policy conformance in the corporate blog space..

High dimensional indexing for protein structure matching using bowties. (2005)
Conference Proceeding
HUANG, Z.H., ZHOU, X. and SONG, D. 2005. High dimensional indexing for protein structure matching using bowties. In Chen, Y.-P.P. and Wong, L. (eds.) Proceedings of the 3rd Asia-Pacific bioinformatics conference (APBC'05), 17-21 January 2005, Singapore. Advances in bioinformatics and computational biology, 1. London: Imperial College Press [online], pages 21-30. Available from: https://doi.org/10.1142/9781860947322_0003

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 constantly evolving, it is very... Read More about High dimensional indexing for protein structure matching using bowties..

Building models through formal specification. (2004)
Conference Proceeding
RENKER, G. and AHRIZ, H. 2004. Building models through formal specification. In RĂ©gin, J.-C. and Rueher, M. (eds.) Integration of AI and OR techniques in constraint programming for combinatorial optimization problems: proceedings of the 1st International conference on integration of artificial intelligence and operations research techniques in constraint programming (CPAIOR 2004), 20-22 April 2004, Nice, France. Lecture notes in computer science, 3011. Berlin: Springer [online], pages 395-401. Available from: https://doi.org/10.1007/978-3-540-24664-0_29

Over the past years, a number of increasingly expressive languages for modelling constraint and optimisation problems have evolved. In developing a strategy to ease the complexity of building models for constraint and optimisation problems, we have a... Read More about Building models through formal specification..

Escaping local optima in multi-agent oriented constraint satisfaction. (2004)
Conference Proceeding
BASHARU, M., AHRIZ, H. and ARANA, I. 2004. Escaping local optima in multi-agent oriented constraint satisfaction. In Coenen, F., Preece, A. and Macintosh, A. (eds.) Research and development in intelligent systems XX: technical proceedings of the 23rd Annual international conference of the British Computer Society's Specialist Group on Artificial Intelligence (SGAI) (AI-2003), 15-17 December 2003, Cambridge, UK. London: Springer [online], pages 97-110. Available from: https://doi.org/10.1007/978-0-85729-412-8_8

We present a multi-agent approach to constraint satisfaction where feedback and reinforcement are used in order to avoid local optima and, consequently, to improve the overall solution. Our approach, FeReRA, is based on the fact that an agents local... Read More about Escaping local optima in multi-agent oriented constraint satisfaction..

Computer aided sustainable design. (2004)
Conference Proceeding
BENNADJI, A., AHRIZ, H. and ALASTAIR, P. 2005. Computer aided sustainable design. In Proceedings of the 1st International Arab Society for Computer Aided Architecrual Design (ASCAAD) conference on computer aided architectural design(ASCAAD 2005); e-design in architecure, 22-24 February 2005, Dhahran, Saudi Arabia. Dhahran: ASCAAD [online], pages 125-135. Available from: http://www.ascaad.org/conference/2004/proceedings.php

One of the most important aspects architects need to consider fairly early on is that of energy saving, cost, thermal comfort and the effect on the environment in terms of CO2 emissions. At present, during the early design stage of a building, differ... Read More about Computer aided sustainable design..

CSP: there is more than one way to model it. (2003)
Conference Proceeding
RENKER, G., AHRIZ, H. and ARANA, I. 2003. CSP: there is more than one way to model it. In Bramer, M., Preece, A. and Coenen, F. (eds.) Research and development in intelligent systems XIX: proceedings of the 22nd British Computer Society's Specialist Group on Artificial Intelligence (SGAI) international conference on knowledge based systems and applied artificial intelligence (ES2002), 10-12 December 2002, Cambridge, UK. London: Springer [online], pages 395-408. Available from: https://doi.org/10.1007/978-1-4471-0651-7_28

In this paper, we present an approach for conceptual modelling of con- straint satisfaction problems (CSP). The main objective is to achieve a similarly high degree of modelling support for constraint problems as it is already available in other disc... Read More about CSP: there is more than one way to model it..

Inference fusion: a hybrid approach to taxonomic reasoning. (2003)
Conference Proceeding
HU, B., COMPATANGELO, E. and ARANA, I. 2003. Inference fusion: a hybrid approach to taxonomic reasoning. In Russell, I. and Haller, S. (eds.) Proceedings of the 16th International conference of the Florida Artificial Intelligence Research Society (FLAIRS 2003), 12-14 May 2003, St. Augustine, USA. Palo Alto: AAAI Press [online], pages 103-107. Available from: https://aaai.org/Papers/FLAIRS/2003/Flairs03-021.pdf

We present a hybrid way to extend taxonomic reasoning using inference fusion, i.e. the dynamic combination of inferences from distributed heterogeneous reasoners. Our approach integrates results from a DL-based taxonomic reasoner with results from a... Read More about Inference fusion: a hybrid approach to taxonomic reasoning..

Facilitating DL-based hybrid reasoning with inference fusion. (2003)
Conference Proceeding
HU, B., ARANA, I. and COMPATANGELO, E. 2003. Facilitating DL-based hybrid reasoning with inference fusion. In Bramer, M., Preece, A. and Coenen, F. (eds.) Research and development in intelligent systems XIX: proceedings of the 22nd British Computer Society's Specialist Group on Artificial Intelligence (SGAI) international conference on knowledge based systems and applied artificial intelligence (ES2002), 10-12 December 2002, Cambridge, UK. London: Springer [online], pages 91-104. Available from: https://doi.org/10.1007/978-1-4471-0651-7_7

We present an extension to DL-based taxonomic reasoning by means of the proposed inference fusion, i.e. the dynamic combination of inferences from distributed heterogeneous reasoners. Our approach integrates results from a DL-based system with result... Read More about Facilitating DL-based hybrid reasoning with inference fusion..

Infusion: a hybrid reasoning system with description logics. (2003)
Conference Proceeding
HU, B., COMPATANGELO, E. and ARANA, I. 2003. Infusion: a hybrid reasoning system with description logics. In Hamza, M.H. (ed.) Proceedings of the 2003 International Association of Science and Technology for Development (IASTED) international conference on artificial intelligence and applications (AIA 2003), 8-10 September 2003, Benalmadena, Spain. Calgary: ACTA Press [online], pages 327-332. Available from: http://www.actapress.com/Content_of_Proceeding.aspx?proceedingID=237

We discussed a new approach using inference fusion, i.e. the cooperative reasoning from distributed heterogeneous inference systems, to extend the expressive and deductive powers of existing Description Logic (DL) based systems. More specifically, ou... Read More about Infusion: a hybrid reasoning system with description logics..