Publications
2014
On the Link between Partial Meet, Kernel, and Infra Contraction and its Application to Horn Logic Journal Article
In: CoRR, vol. abs/1401.3902, 2014.
2013
Preferential Role Restrictions Proceedings Article
In: Eiter, Thomas; Glimm, Birte; Kazakov, Yevgeny; Krötzsch, Markus (Ed.): Informal Proceedings of the 26th International Workshop on Description Logics, Ulm, Germany, July 23 - 26, 2013, pp. 93–106, CEUR-WS.org, 2013.
Towards Practical Defeasible Reasoning for Description Logics Proceedings Article
In: Eiter, Thomas; Glimm, Birte; Kazakov, Yevgeny; Krötzsch, Markus (Ed.): Informal Proceedings of the 26th International Workshop on Description Logics, Ulm, Germany, July 23 - 26, 2013, pp. 587–599, CEUR-WS.org, 2013.
Nonmonotonic Reasoning in Description Logics: Rational Closure for the ABox Proceedings Article
In: Eiter, Thomas; Glimm, Birte; Kazakov, Yevgeny; Krötzsch, Markus (Ed.): Informal Proceedings of the 26th International Workshop on Description Logics, Ulm, Germany, July 23 - 26, 2013, pp. 600–615, CEUR-WS.org, 2013.
Module-theoretic Properties of Reachability Modules for SRIQ Proceedings Article
In: Eiter, Thomas; Glimm, Birte; Kazakov, Yevgeny; Krötzsch, Markus (Ed.): Informal Proceedings of the 26th International Workshop on Description Logics, Ulm, Germany, July 23 - 26, 2013, pp. 868–884, CEUR-WS.org, 2013.
An Ontology for Regulating eHealth Interoperability in Developing African Countries Proceedings Article
In: Gibbons, Jeremy; MacCaull, Wendy (Ed.): Foundations of Health Information Engineering and Systems - Third International Symposium, FHIES 2013, Macau, China, August 21-23, 2013. Revised Selected Papers, pp. 107–124, Springer, 2013.
Prediction and Explanation over DL-Lite Data Streams Proceedings Article
In: McMillan, Kenneth L.; Middeldorp, Aart; Voronkov, Andrei (Ed.): Logic for Programming, Artificial Intelligence, and Reasoning - 19th International Conference, LPAR-19, Stellenbosch, South Africa, December 14-19, 2013. Proceedings, pp. 536–551, Springer, 2013.
Reachability Modules for the Description Logic textdollartextbackslashmathcalSRIQtextdollar Proceedings Article
In: McMillan, Kenneth L.; Middeldorp, Aart; Voronkov, Andrei (Ed.): Logic for Programming, Artificial Intelligence, and Reasoning - 19th International Conference, LPAR-19, Stellenbosch, South Africa, December 14-19, 2013. Proceedings, pp. 636–652, Springer, 2013.
2012
A Brief Overview of Artificial Intelligence in South Africa Journal Article
In: AI Mag., vol. 33, no. 1, pp. 99–103, 2012.
A General Family of Preferential Belief Removal Operators Journal Article
In: J. Philos. Log., vol. 41, no. 4, pp. 711–733, 2012.
Normal Modal Preferential Consequence Proceedings Article
In: Thielscher, Michael; Zhang, Dongmo (Ed.): AI 2012: Advances in Artificial Intelligence - 25th Australasian Joint Conference, Sydney, Australia, December 4-7, 2012. Proceedings, pp. 505–516, Springer, 2012.
A Protege Plug-in for Defeasible Reasoning Proceedings Article
In: Kazakov, Yevgeny; Lembo, Domenico; Wolter, Frank (Ed.): Proceedings of the 2012 International Workshop on Description Logics, DL-2012, Rome, Italy, June 7-10, 2012, CEUR-WS.org, 2012.
PTL: A Propositional Typicality Logic Proceedings Article
In: Cerro, Luis Fariñas; Herzig, Andreas; Mengin, Jérôme (Ed.): Logics in Artificial Intelligence - 13th European Conference, JELIA 2012, Toulouse, France, September 26-28, 2012. Proceedings, pp. 107–119, Springer, 2012.
A note on the translation of conceptual data models into description logics: disjointness and covering assumptions Proceedings Article
In: Kroeze, Jan H.; Villiers, Ruth (Ed.): 2012 South African Institute of Computer Scientists and Information Technologists Conference, SAICSIT '12, Pretoria, South Africa, October 1-3, 2012, pp. 10–20, ACM, 2012.
A defeasible reasoning approach for description logic ontologies Proceedings Article
In: Kroeze, Jan H.; Villiers, Ruth (Ed.): 2012 South African Institute of Computer Scientists and Information Technologists Conference, SAICSIT '12, Pretoria, South Africa, October 1-3, 2012, pp. 69–78, ACM, 2012.
A Logic for Specifying Agent Actions and Observations with Probability Proceedings Article
In: Kersting, Kristian; Toussaint, Marc (Ed.): STAIRS 2012 - Proceedings of the Sixth Starting AI Researchers' Symposium, Montpellier, France, 27-28 August 2012, pp. 252–263, IOS Press, 2012.
Foundations and Challenges of Change and Evolution in Ontologies (Dagstuhl Seminar 12441) Journal Article
In: Dagstuhl Reports, vol. 2, no. 10, pp. 105–116, 2012.
2011
On the Link between Partial Meet, Kernel, and Infra Contraction and its Application to Horn Logic Journal Article
In: J. Artif. Intell. Res., vol. 42, pp. 31–53, 2011.
How to Revise a Total Preorder Journal Article
In: J. Philos. Log., vol. 40, no. 2, pp. 193–238, 2011.
A logic-based perspective on agent reconfiguration: Preliminary report Proceedings Article
In: AFRICON 2011, Victoria Falls, Livingstone, Zambia, September 13-15, 2011, pp. 1–6, IEEE, 2011.
Semantic Foundation for Preferential Description Logics Proceedings Article
In: Wang, Dianhui; Reynolds, Mark (Ed.): AI 2011: Advances in Artificial Intelligence - 24th Australasian Joint Conference, Perth, Australia, December 5-8, 2011. Proceedings, pp. 491–500, Springer, 2011.
Concept Model Semantics for DL Preferential Reasoning Proceedings Article
In: Rosati, Riccardo; Rudolph, Sebastian; Zakharyaschev, Michael (Ed.): Proceedings of the 24th International Workshop on Description Logics (DL 2011), Barcelona, Spain, July 13-16, 2011, CEUR-WS.org, 2011.
Bidirectional Reachability-Based Modules Proceedings Article
In: Rosati, Riccardo; Rudolph, Sebastian; Zakharyaschev, Michael (Ed.): Proceedings of the 24th International Workshop on Description Logics (DL 2011), Barcelona, Spain, July 13-16, 2011, CEUR-WS.org, 2011.
Root Justifications for Ontology Repair Proceedings Article
In: Rudolph, Sebastian; Gutierrez, Claudio (Ed.): Web Reasoning and Rule Systems - 5th International Conference, RR 2011, Galway, Ireland, August 29-30, 2011. Proceedings, pp. 275–280, Springer, 2011.
Preferential Reasoning for Modal Logics Proceedings Article
In: Ditmarsch, Hans; Fernández-Duque, David; Goranko, Valentin; Jamroga, Wojciech; Ojeda-Aciego, Manuel (Ed.): Proceedings of the 7th Workshop on Methods for Modalities, M4M 2011, and the 4th Workshop on Logical Aspects of Multi-Agent Systems, LAMAS 2011, Osuna, Spain, November 10-12, 2011, pp. 55–69, Elsevier, 2011.
Admissible and Restrained Revision Journal Article
In: CoRR, vol. abs/1109.6344, 2011.
2010
Introduction: Special Issue on Knowledge Representation and Ontology Research Journal Article
In: Appl. Artif. Intell., vol. 24, no. 1&2, pp. 1–4, 2010.
Double preference relations for generalised belief change Journal Article
In: Artif. Intell., vol. 174, no. 16-17, pp. 1339–1368, 2010.
Equilibria in social belief removal Journal Article
In: Synth., vol. 177, no. Supplement-1, pp. 97–123, 2010.
A Logic for Reasoning about Actions and Explicit Observations Proceedings Article
In: Li, Jiuyong (Ed.): AI 2010: Advances in Artificial Intelligence - 23rd Australasian Joint Conference, Adelaide, Australia, December 7-10, 2010. Proceedings, pp. 395–404, Springer, 2010.
Horn Belief Change: A Contraction Core Proceedings Article
In: Coelho, Helder; Studer, Rudi; Wooldridge, Michael J. (Ed.): ECAI 2010 - 19th European Conference on Artificial Intelligence, Lisbon, Portugal, August 16-20, 2010, Proceedings, pp. 1065–1066, IOS Press, 2010.
2009
Modelling Object Typicality in Description Logics Proceedings Article
In: Nicholson, Ann E.; Li, Xiaodong (Ed.): AI 2009: Advances in Artificial Intelligence, 22nd Australasian Joint Conference, Melbourne, Australia, December 1-4, 2009. Proceedings, pp. 506–516, Springer, 2009.
Modelling Object Typicality in Description Logics Proceedings Article
In: Grau, Bernardo Cuenca; Horrocks, Ian; Motik, Boris; Sattler, Ulrike (Ed.): Proceedings of the 22nd International Workshop on Description Logics (DL 2009), Oxford, UK, July 27-30, 2009, CEUR-WS.org, 2009.
Next Steps in Propositional Horn Contraction Proceedings Article
In: Boutilier, Craig (Ed.): IJCAI 2009, Proceedings of the 21st International Joint Conference on Artificial Intelligence, Pasadena, California, USA, July 11-17, 2009, pp. 702–707, 2009.
A General Family of Preferential Belief Removal Operators Proceedings Article
In: He, Xiangdong; Horty, John F.; Pacuit, Eric (Ed.): Logic, Rationality, and Interaction, Second International Workshop, LORI 2009, Chongqing, China, October 8-11, 2009. Proceedings, pp. 42–54, Springer, 2009.
2008
Introduction to the special issue on advances in ontologies Journal Article
In: Expert Syst. J. Knowl. Eng., vol. 25, no. 3, pp. 175–178, 2008.
Iterated Belief Change and the Recovery Axiom Journal Article
In: J. Philos. Log., vol. 37, no. 5, pp. 501–520, 2008.
Equilibria in Social Belief Removal Proceedings Article
In: Brewka, Gerhard; Lang, Jérôme (Ed.): Principles of Knowledge Representation and Reasoning: Proceedings of the Eleventh International Conference, KR 2008, Sydney, Australia, September 16-19, 2008, pp. 145–155, AAAI Press, 2008.
Semantic Preferential Subsumption Proceedings Article
In: Brewka, Gerhard; Lang, Jérôme (Ed.): Principles of Knowledge Representation and Reasoning: Proceedings of the Eleventh International Conference, KR 2008, Sydney, Australia, September 16-19, 2008, pp. 476–484, AAAI Press, 2008.
2007
Relaxations of semiring constraint satisfaction problems Journal Article
In: Inf. Process. Lett., vol. 103, no. 5, pp. 177–182, 2007.
Modeling and Solving Semiring Constraint Satisfaction Problems by Transformation to Weighted Semiring Max-SAT Proceedings Article
In: Orgun, Mehmet A.; Thornton, John (Ed.): AI 2007: Advances in Artificial Intelligence, 20th Australian Joint Conference on Artificial Intelligence, Gold Coast, Australia, December 2-6, 2007, Proceedings, pp. 202–212, Springer, 2007.
Implementing Iterated Belief Change Via Prime Implicates Proceedings Article
In: Orgun, Mehmet A.; Thornton, John (Ed.): AI 2007: Advances in Artificial Intelligence, 20th Australian Joint Conference on Artificial Intelligence, Gold Coast, Australia, December 2-6, 2007, Proceedings, pp. 507–518, Springer, 2007.
On the Dynamics of Total Preorders: Revising Abstract Interval Orders Proceedings Article
In: Mellouli, Khaled (Ed.): Symbolic and Quantitative Approaches to Reasoning with Uncertainty, 9th European Conference, ECSQARU 2007, Hammamet, Tunisia, October 31 - November 2, 2007, Proceedings, pp. 42–53, Springer, 2007.
Sydney OWL Syntax - towards a Controlled Natural Language Syntax for OWL 1.1 Proceedings Article
In: Golbreich, Christine; Kalyanpur, Aditya; Parsia, Bijan (Ed.): Proceedings of the OWLED 2007 Workshop on OWL: Experiences and Directions, Innsbruck, Austria, June 6-7, 2007, CEUR-WS.org, 2007.
2006
Social choice theory, belief merging, and strategy-proofness Journal Article
In: Inf. Fusion, vol. 7, no. 1, pp. 61–79, 2006.
Admissible and Restrained Revision Journal Article
In: J. Artif. Intell. Res., vol. 26, pp. 127–151, 2006.
Finding Maximally Satisfiable Terminologies for the Description Logic ALC Proceedings Article
In: Proceedings, The Twenty-First National Conference on Artificial Intelligence and the Eighteenth Innovative Applications of Artificial Intelligence Conference, July 16-20, 2006, Boston, Massachusetts, USA, pp. 269–274, AAAI Press, 2006.
Mutual enrichment through nested belief change Proceedings Article
In: Nakashima, Hideyuki; Wellman, Michael P.; Weiss, Gerhard; Stone, Peter (Ed.): 5th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2006), Hakodate, Japan, May 8-12, 2006, pp. 226–228, ACM, 2006.
Computing Maximally Satisfiable Terminologies for the Description Logic emphALC with Cyclic Definitions Proceedings Article
In: Parsia, Bijan; Sattler, Ulrike; Toman, David (Ed.): Proceedings of the 2006 International Workshop on Description Logics (DL2006), Windermere, Lake District, UK, May 30 - June 1, 2006, CEUR-WS.org, 2006.
Mutual Enrichment for Agents Through Nested Belief Change: A Semantic Approach Proceedings Article
In: Brewka, Gerhard; Coradeschi, Silvia; Perini, Anna; Traverso, Paolo (Ed.): ECAI 2006, 17th European Conference on Artificial Intelligence, August 29 - September 1, 2006, Riva del Garda, Italy, Including Prestigious Applications of Intelligent Systems (PAIS 2006), Proceedings, pp. 731–732, IOS Press, 2006.
