Research Activities

Journal Articles

Abdallah, S., Sayed, R., Rahwan, I., LeVeck, B. L., Cebrian, M., Rutherford, A., & Fowler, J. H. (2014). Corruption drives the emergence of civil society. Journal of Royal Society Interface, vol.11 (93). Impact Factor = 4.9

Dsouza, S., Gal, Y. K., Pasquier, P., Abdallah, S., & Rahwan, I. (2013). Reasoning about Goal Revelation in Human Negotiation. IEEE Intelligent Systems, vol. 28 (2), pp. 74-80. Impact Factor = 2.15

Abdallah, S. (2011). Generalizing unweighted network measures to capture the focus in interactions. Social Network Analysis and Mining, vol. 1 (4), pp. 255-269.

Rahwan, I., Madakkatel, M., I., Bonnefon, J. F., Awan, R., N., & Abdallah, S. (2010). Behavioural Experiments for Assessing the Abstract Argumentation Semantics of Reinstatement. Cognitive Science, vol. 34 (8), pp. 1483–1502. Impact Factor = 2.383

Rahwan, I., Banihashemi, B., Reed, C., Walton, D., & Abdallah, S. (2011). Representing and Classifying Arguments on the Semantic Web. The Knowledge Engineering Review, vol. 26 (4), pp. 487-511. Impact Factor = 1.588

Abdallah, S., & Lesser, V. (2008) A Multiagent Reinforcement Learning Algorithm with Non-linear Dynamics. Journal of Artificial Intelligence Research, vol. 33, pp. 521-549. Impact Factor = 1.79

Zhang, X., Lesser, V., & Abdallah, S. (2005).  Efficient Management of Multi-Linked Negotiation Based on a Formalized Model. Journal of Autonomous Agents and Multi-Agent Systems, vol. 10 (2). Impact Factor = 2.125

Book Chapters

Abdallah, S., & Lesser, V. (2006). ‘Learning Scalable Coalition Formation in an Organizational Context’, in P. Scerri, R. Vincent, & R. Mailler, R. (eds). Coordination of Large-Scale Multiagent Systems. US: Springer, pp. 191-215

Conference Papers

Hasan, M., Abdallah, S., & Raja, A. (2014). Topology Aware Convention Emergence. Proceedings of the Thirteenth International Conference on Autonomous Agents and Multiagent Systems (AAMAS).

Abdallah, S., Kaisers, M., (2013). Addressing the Policy-bias of Q-learning by Repeating Updates. Proceedings of the Twelfth International Conference on Autonomous Agents and Multiagent Systems, AAMAS. (acceptance rate 23%)

Abdallah, S., Shaalan, K., Shoaib, M., (2012). Integrating Rule-based System with Classification for Arabic Named Entity Recognition. Proceedings of The 13th International Conference on Intelligent Text Processing and Computational Linguistics (CICLing). New Delhi. March 11–17. Lecture Notes in Computer Science.

Abdallah, S. (2012) Using a hierarchy of coordinators to overcome the frontier effect in social learning. Proceedings of the Eleventh International Conference on Autonomous Agents and Multiagent Systems, AAMAS. (extended abstract)

Abdallah, S. (2010). Using Graph Analysis to Study Networks of Adaptive Agents. Proceedings of 9th International Conference on Autonomous Agents and Multiagent Systems (AAMAS). (acceptance rate 23%)

Rahwan, I., Jahedpari, F., & Abdallah, S. (2010). The Dynamics of Two Cognitive Heuristics for Coordination on Networks. Proceedings of the 2nd IEEE International Conference on Social Computing (SocialCom), Symposium on Social Intelligence and Networking (SIN).Minneapolis.

Zhang, C., Abdallah, S., & Lesser, V. (2010). Self-Organization for Coordinating Decentralized Reinforcement Learning. Proceedings of 9th International Conference on Autonomous Agents and Multiagent Systems (AAMAS). (acceptance rate 23%)

Abdallah, S. (2009). Generalizing Unweighted Network Measures Using the Effective Cardinality. Proceedings of the 3rd workshop on Social Network Mining and Analysis (SNA), International Conference on Knowledge Discovery and Data Mining. (acceptance rate 29%)

Zhang, C., Abdallah, S., & Lesser, V. (2009). Integrating Organizational Control into Multi-Agent Learning. Proceedings of 8th International Conference on Autonomous Agents and Multiagent Systems (AAMAS). (acceptance rate 22%)

Alshamsi, A., Abdallah, A., & Rahwan, I. (2009). Multiagent Self-Organization for a Taxi Dispatch System. Proceedings of the 8th International Conference on Autonomous Agents and Multiagent Systems (AAMAS.) (industrial track)

Gal, Y., D’souza, S., Pasquier, P., Rahwan., I., & Abdallah, S. (2009). The Effects of Goal Revelation on Computer-Mediated Negotiation. Proceedings of the Annual meeting of the Cognitive Science Society (CogSci).Amsterdam.

Madakkatel, M., I., Rahwan, I., Bonnefon, J., F., Awan, R., N., & Abdallah, S. (2009). Formal Argumentation and Human Reasoning: The Case of Reinstatement. Proceedings of the AAAI Fall Symposium on The Uses of Computational Argumentation.Washington.

 Abdallah, S., & Lesser, V. (2008). Non-linear Dynamics in Multiagent Reinforcement Learning Algorithms. Proceedings of 7th International Conference on Autonomous Agents and Multiagent Systems (AAMAS). Estoril, Portugal. (acceptance rate 37%)

Zhang, C., Abdallah, S., & Lesser, V. (2008). Efficient Multi-Agent Reinforcement Learning through Automated Supervision. Proceedings of 7th International Conference on Autonomous Agents and Multiagent Systems (AAMAS). Estoril, Portugal. (acceptance rate 37%)

 Abdallah, S., & Lesser, V. (2007). Multiagent Reinforcement Learning and Self-organization in a Network of Agents. Proceedings of 6th International Joint Conference on Autonomous Agents and Multi-agent Systems, AAMAS. (acceptance rate 22%) Runner-up for “Best Paper Award” (top 1.5%).

 Abdallah, S., & Lesser, V. (2006).  Learning the Task Allocation Game. Proceedings of 5th International Joint Conference on Autonomous Agents and Multiagent Systems, AAMAS. (acceptance rate 24%).

 Abdallah, S., & Lesser, V. (2005).  Modeling Task Allocation Using a Decision Theoretic Model. Proceedings of 4th International Joint Conference on Autonomous Agents and Multiagent Systems, AAMAS.(acceptance rate 24%).

Ostwald, J., Lesser, V., & Abdallah, S. (2005). Combinatorial Auctions for Resource Allocation in a Distributed Sensor Network. Proceedings of the 26th IEEE International Real-Time Systems Symposium, (RTSS’05).IEEE Computer Society Press. December. (acceptance rate 21%).

Zink, M., Westbrook, D., Abdallah, S., et al. (2005). Meteorological Command and Control: An End-to-end Architecture for a Hazardous Weather Detection Sensor Network. Proceedings of the ACM Workshop on End-to-End, Sense-and-Respond Systems, Applications, and Services (EESR 05).pp. 37-42. June.

 Abdallah, S., & Lesser, V. (2005).  Learning Task Allocation via Multi-Level Policy Gradient Algorithm with Dynamic Learning Rate. Workshop on Planning and Learning in A Priori Unknown or Dynamic Domains, the International Joint Conference on Artificial Intelligence, IJCAI.

 Abdallah, S., & Lesser, V. (2004). Organization-Based Cooperative Coaltion Formation. Proceedings of Intelligent Agent Technology, IAT. (acceptance rate 16%).

Abdallah, S., Zhang, H., & Lesser, H. (2004). The Role of an Agent Organization in a Grid Computing Environment.  Proceedings of ICAPS’04 workshop on planning and scheduling for web and grid services. June.

 Zhang, X., Q., Lesser, V., & Abdallah, S. (2003).Efficient Ordering and Parameterization of Multi-Linked Negotiation. Proceedings 2nd International Joint Conference on Autonomous Agents and Multiagent Systems. (Extended abstract). July. (Full version available as UMASS Computer Science Tech. Report #02-42.)

Abdallah, S.  et al. (2002). Monitoring and Synchronization for Teamwork. Proceedings of 17th ACM Symposium on Applied Computing (the Special Track of Coordination Models, Languages and Applications). March. (acceptance rate 42%).