Social Network Analysis and Relational Network
  Patent Mining
  Gesture Recognition
  Medical Informatics
  Human-Agent Collaboration
  R-CAST: RPD-enabled agents for human team decision makings
  Formal Foundations of Anticipation-based Information Exchanges
  R-CAST Applicaions in C², and Homeland security
  CAST: Anticipation-based Proactive Information Sharing for Human Teams
  Additional Papers on CAST/MALLET
  Additional papers on intelligent agents

Social Network Analysis and Relational Network Zhao, K., Yen, J., Ngamassi, L., Maitland, C., and Tapia, A. Simulating Inter-organizational Collaboration Network: a Multi-relational and Event-based Approach, Simulation: Transactions of The Society for Modeling and Simulation International, Sept. 19, 2011 . Zhao, K., Kumar, A., and Yen, J. Achieving high robustness in supply distribution networks by rewiring, IEEE Transactions on Engineering Management (58:2) 2011, pp 347-362. Zhao, K., Kumar, A., Harrison, T.P., and Yen, J. Analyzing the Resilience of Complex Supply Network Topologies against Random and Targeted Disruptions, IEEE Systems Journal (5:1) 2011, pp 28-39. Zhao, K., Kumar, A., Spaziani, M., and Yen, J. Who Blogs What: Understanding Behavior, Impact and Types of Bloggers, in the Proceedings of the 20th Annual Workshop on Information Technologies and Systems (WITS'10), St. Louis, Missouri, 2010. Qiu, B., Ivanova, K., Yen, J., and Liu, P. Behavior Evolution and Event-driven Growth Dynamics in Social Networks, in the Proceedings of 2010 IEEE International Conference on Social Computing (SocialCom'10), IEEE Press, Minneapolis, MN, 2010. Zhao, K., Yen, J., Ngamassi, L.-M., Maitland, C., and Tapia, A. From Communication to Collaboration: Simulating the Emergence of Inter-organizational Collaboration Network, Symposium on Social Intelligence and Networking (SIN-10), in the Proceedings of 2010 IEEE International Conference on Social Computing (SocialCom'10), IEEE Press, Minneapolis, MN, 2010, pp. 413-418. Zhao, K., Ngamassi, L-M., Yen, J., Maitland, C., and A. Tapia, Assortativity Patterns in Multi-dimensional Inter-organizational Networks: A Case Study of the Humanitarian Relief Sector, in Advances in Social Computing-Proceedings of the 2010 International Conference on Social Computing, Behavioral Modeling, & Prediction (SBP'10), Springer, Bethesda, MD, USA, 2010, pp. 265-272. Zhao, K., Kumar, A., and Yen, J. Effect of topology on robustness of a supply network-metrics and results, Proceedings of the 19th Annual Workshop on Information Technologies and Systems (WITS'09), Phoenix, Arizona, USA, 2009, pp. 97-102. Zhao, K., Yen, J., Ngamassi, L.-M., Maitland, C., and Tapia, A. H. Modeling Emerging Coalitions in the context of Inter-organizational Networks: A Case Study of Humanitarian Coordination. International Journal of Intelligent Control and Systems, 14(1), 97-103, 2009. Guruprasad Airy, Po-Chun Chen, Tracy Mullen, and John Yen. Incorporating trust into combinatorial auctions: What does trust cost?. In Proceedings of the IEEE Web Privacy and Trust Workshop at Intelligent Agent Technology (IAT 2009) Conference, 2009. H. Zhang, B. Qiu, K. Ivanova, C. L. Giles, H. C. Foley, and J. Yen. Locality and Attachedness-based Temporal Social Network Growth Dynamics Analysis: A case study on evolving nanotechnology scientific networks. Journal of American Society of Information Science and Technology (JASIST), 2009. K. Zhao, J. Yen, C. Maitland, A. Tapia, and L.-M. N. Tchouakeu. A Formal Model for Emerging Coalitions under Network Influence in Humanitarian Relief Coordination. in Proceedings of Spring Simulation Multi-conference, San Diego, CA., 2009. K. Zhao, C. Maitland, L.-M. N. Tchouakeu, R. Orendovici, A. Tapia, and J. Yen. Emergence of Collaborative Projects and Coalitions: a Framework for Coordination in Humanitarian Relief. in Proceedings of the Second World Congress on Social Simulation (WCSS'08), Fairfax, VA., 2008. Haizheng Zhang, Wei Li, Xuerui Wang, C. Lee Giles, Henry C. Foley, and John Yen, HSN-PAM: Finding Hierarchical Probabilistic Groups from Large-Scale Networks, IEEE International Conference on Data Mining(ICDM) 2007 Workshop on Data Mining in Web 2.0 Environments, 2007. Haizheng Zhang, Baojun Qiu, C. Lee Giles, Henry C. Foley, and John Yen, An LDA based Community Structure Discovery Approach for Large-Scale Social Networks, Proc. of IEEE Intelligence and Security Informatics Conference, 2007. Haizheng Zhang, C. Lee Giles, Henry Foley, and John Yen, Probabilistic Community Discovery Using Hierarchical Latent Gaussian Mixture Model, Proc. of the Twenty-Second AAAI Conference on Artificial Intelligence (AAAI-07), 2007. Patent Mining Sooyoung Oh, Zhen Lei, Prasenjit Mitra and John Yen. Evaluating and Ranking Patents Using Weighted Citations. ACM/IEEE Joint Conference on Digital Libraries (JCDL), June, 2012. Gesture Recognition E.Y.Ahn, J.H.Lee, T. Mullen, and J. Yen. Dynamic Vision Sensor Camera Based Bare Hand Gesture Recognition. IEEE Symposium on Computational Intelligence for Multimedia, Signal and Vision Processing, April, 2011. E.Y.Ahn, T. Mullen, and J. Yen. Evolutionary Based Feature Extraction with Dynamic Mutation. IEEE Congress on Evolutionary Computation, June, 2011. E.Y.Ahn, T. Mullen, and J. Yen. A Two-Population Evolutionary Algorithm for Feature Extraction: Combining Filter and Wrapper. IEEE Congress on Evolutionary Computation, June, 2011. Medical Informatics Yanqing Ji, R. Michael Massanari, Joel Ager, John Yen, Richard E. Miller, and Hao Ying. A Fuzzy Logic-Based Computational Recognition-Primed Decision Model. Information Sciences 177 (2007) 4338-4353. Zhu, S., Abraham, J., Paul, S. A., Reddy, M., Yen, J., Pfaff, M., et al. R-CAST-MED: Applying Intelligent Agents to Support Emergency Medical Decision-Making Teams. In Proceedings of the 11th Conf. on Artificial Intelligence in Medicine (AIME 07), Amsterdam, The Netherlands. 2007. Y. Ji, H. Ying, J. Yen, S. Zhu, D. C. Barth-Jones, R. E. Miller, and R. M. Massanari, A Distributed Adverse Drug Reaction Detection System Using Intelligent Agents with Fuzzy Recognition-Primed Decision Model, International Journal of Intelligent Systems, 22 (2007) 827-845. Human-Agent Collaboration Hyun-Woo Kim, Sooyoung Oh, Dev Minotra, Michael McNeese, John Yen, Timothy Hanratty, Laura Strater, Haydee Cuevas and Daniel Colombo. Enhancing situation awareness with visual aids on cognitively-inspired agent systems. In Proceedings of the 3rd International Conference on Applied Human Factors and Ergonomics, July 17 - 20, 2010. Dev Minotra, Sooyoung Oh, Hyun-Woo Kim, Michael McNeese, John Yen, Timothy Hanratty, Laura Strater, Haydee Cuevas and Daniel Colombo. Establishing trust in decision-aiding: The role of a visualization of agent decision-space in operator engagement with reduced cognitive load. In Proceedings of the 3rd International Conference on Applied Human Factors and Ergonomics, July 17 - 20, 2010. Xiaocong Fan, Po-Chun Chen, and John Yen. Learning cognitive load models for developing team shared mental models. In Proceedings of the 2007 International Conference on Cognitive Modeling, July 27 - 29, 2007. Xiaocong Fan and John Yen. Realistic Cognitive Load Modeling for Enhancing Shared Mental Models in Human-Agent Collaboration. In Proceedings of the Sixth International Joint Conference on Autonomous Agents and Multi-Agent Systems (AAMAS), 2007. R-CAST: RPD-enabled agents for human team decision makings Xiacong Fan, Michael McNeese and John Yen. NDM-Based Cognitive Agents for Supporting Decision-Making Teams. Human-Computer Interaction, 25:3, 195-234, 2010. T. Hanratty, R. Hammell II, J. Yen, M. McNeese, S. Oh, H. Kim, D. Minotra, L. Strater, H. Cuevas, and D. Colombo. Knowledge Visualization to Enhance Human-Agent Situation Awareness within a Computational Recognition-Primed Decision System. IEEE Workshop on Situation Management at MILCOM 2009. Xiaocong Fan, Michael McNeese, Bingjun Sun, Timothy Hanratty, Laurel Allender, and John Yen. Human-Agent Collaboration for Time Stressed Multi-Context Decision Making. IEEE Trans. on Systems, Man, and Cybernetics, Part A, Vol. 40, No. 2, pp. 306-320, 2010. John Yen, Laura Strater, Michael McNeese, Xiaocong Fan, Haydee Cuevas, Sooyoung Oh, Hyun-Woo "Anthony" Kim, Dev Minotra, and Tim Hanratty Cognitively-inspired Agents as Teammates and Decision Aids. in Advanced Decision Architectures for the Warfighter: Foundations and Technology, (ed) Patricia McDermott and Laurel Allender, p. 219-236, 2009. Guruprasad Airy, Tracy Mullen, and John Yen. Market Based Adaptive Resource Allocation for Distributed Rescue Teams. In Proceedings of the 6th International Conference on Information Systems for Crisis Response and Management (ISCRAM 2009), 2009. Xiaocong Fan, Sooyoung Oh, Michael McNeese, John Yen, Haydee Cuevas, Laura Strater, and Mica R. Endsley. The Influence of Agent Reliability on Trust in Human-Agent Collaboration. Proc. of the European Conference on Cognitive Ergonomics (ECCE'08), 2008. Xiaocong Fan and John Yen. R-CAST: Integrating Team Intelligence for Human-Centered Teamwork. Proc. of the Twenty-Second AAAI Conference on Artificial Intelligence (AAAI-07), 2007. X. Fan, B. Sun, S. Sun, M. McNeese, J. Yen, R. Jones, T. Hanratty, and L. Allender. RPD-Enabled Agents Teaming with Humans for Multi-Context Decision Making. In Proceedings of the Fifth International Joint Conference on Autonomous Agents and Multi-Agent Systems (AAMAS’06), pages 34--41, May 8-12, Japan, 2006. R. Wang, T. Mullen, V. Avasarala, and J. Yen. A marketbased adaptation for resolving competing needs for scarce resources. In Proceedings of the 2006 IEEE/WIC/ACM International Conference on Intelligent Agent Technology, p. 350-356, 2006. P.-C. Chen, X. Fan, S. Zhu, and J. Yen. Boosting-based learning agents for experience classification. In Proceedings of the 2006 IEEE/WIC/ACM International Conference on Intelligent Agent Technology, p. 385-388, 2006. X. Fan, S. Sun, M. McNeese, and J. Yen,  Extending Recognition-Primed Decision Model For Human-Agent Collaboration, In Proceedings of the Fourth International Joint Conference on Autonomous Agents and Multi Agent Systems, pp. 945-952, The Netherlands, July 25-29, 2005. X. Fan, S. Sun, B. Sun, G. Airy, M. McNeese, J. Yen. Collaborative RPD-Enabled Agents Assisting the Three-Block Challenge in Command and Control in Complex and Urban Terrain, In Proceedings of 2005 Conference on Behavior Representation in Modeling and Simulation BRIMS), pp. 113-123, Universal City, CA, May 16-19, 2005. X. Fan, S. Sun, and J. Yen. On Shared Situation Awareness for Supporting Human Decision-Making Teams, In Proceedings of 2005 AAAI Spring Symposium on AI Technologies for Homeland Security, pp. 17-24, Stanford, CA, Mar. 2005. J. Yen, X. Fan, S. Sun, M. McNeese, and D. Hall. Supporting Anti-terrorist Analyst Teams Using Agents with Shared RPD Process, in Proceedings of IEEE International Conference on Computational Intelligence for Homeland Security and Personal Safety (CIHSPS2004), pp. 53-60, Venice, Italy, 21-22, July 2004. Formal Foundations of Anticipation-based Information Exchanges K. Kamali, X. Fan, and J. Yen, Towards a Theory for Multiparty Proactive Communication in Agent Teams, International Journal of Cooperative Information Systems (accepted) X. Fan, J. Yen, and R. A., Volz. A Theoretical Framework on Proactive Information Exchange in Agent Teamwork. Artificial Intelligence Journal 169(1):23--97, 2005. X. Fan, J. Yen, M. Miller, T. Ioerger, and R. Volz. MALLET—A Multi-agent Logic Language for Encoding Teamwork, IEEE Transaction on Knowledge and Data Engineering , Vol.18, No.1, 2006. X. Fan, J. Yen. The Semantics of Potential Intentions. In Proceedings of the Twentieth National Conference on Artificial Intelligence (AAAI-05), 71--76. Menlo Park, Calif.: AAAI Press. R-CAST Applicaions in C2, and Homeland security G. Airy, P.-C. Chen, X. Fan, J. Yen, D. Hall, M. Brogan, and T. Huynh. Collaborative RPD agents assisting decision making in active decision spaces. In Proceedings of the 2006 IEEE/WIC/ACM International Conference on Intelligent Agent Technology, p. 769-772, 2006. R. Popp and J. Yen, 21st Century Information Technologies and Enabling Policies for Counter Terrorism, IEEE Press/John Wiley & Sons, Jan 2006 (in press). J. Yen, R. Popp, G. Cybenko, K. A. Taipale, L. Sweeney, and P. Rosenzweig, Homeland Security, IEEE Intelligent Systems, Vol. 20, No. 5, 2005. P. Kogut, J. Yen, Y. Leung, S. Sun, R. Wang, T. Mielczarek, and B. Hellar, Proactive Information Gathering for Homeland Security Teams. Communications of the ACM, Volume 47, No. 3, pp. 48-50, 2004. CAST: Anticipation-based Proactive Information Sharing for Human Teams J. Yen, X. Fan, S. Sun, T. Hanratty, and J. Dumer, Agents with Shared Mental Models for Enhancing Team Decision-Makings, in Journal of Decision Support Systems: Special issue on Intelligence and Security Informatics, Vol. 41, No. 2, 2005. X. Fan, J. Yen. Modeling and Simulating Human Teamwork Behaviors Using Intelligent Agents, Journal of Physics of Life Reviews, Vol. 1, No. 3, pp. 173-201, 2004. J. Yen, J. Yin, T. R. Ioerger, M. Miller, D. Xu, and R. A. Volz, CAST: Collaborative Agents for Simulating Teamwork. in Proceedings of the Seventeenth International Joint Conference on Artificial Intelligence (IJCAI-01), Seattle, WA, pp. 1135-1142, August 2001. CAST User Manual, IST Technical Report, the Pennsylvania State University, 2004. X. Fan, R. Wang, B. Sun, S. Sun, and J. Yen. Multi-Agent Information Dependence. In Proceedings of 2005 IEEE International conference on Integration of Knowledge Intensive Multi-Agent Systems, pages 41--46, Waltham, Massachusetts,  April 18-21, 2005. X. Fan, J. Yen, K. Umapathy, S. Purao. Team-based Agents for Proactive Failure Handling in Dynamic Composition of Web Services, in proceedings of 2004 IEEE International Conference on Web Services, pp. 782-785, July, 2004, San Diego, CA. Additional Papers on CAST/MALLET X. Fan, R. Wang, S. Sun, J. Yen, and R. A., Volz. Context-Centric Needs Anticipation Using Information Needs Graphs. Journal of Applied Intelligence, Vol. 24, No. 1, 2006. X. Fan, J. Yen, M. Miller, and R. A. Volz. The semantics of MALLET—an agent Teamwork Encoding Language, Declarative Agent Languages and Technologies II (revised Selected papers from DALT 2004), LNAI 3476 (Joao Leite, Andrea Omicini, Paolo Torroni, and Pinar Yolum, Eds.), pages 69—91, 2005. X. Fan, J. Yen, M. S. Miller, and R. A. Volz. The Semantics of MALLET—An Agent Teamwork Encoding Language, in working notes of 2004 AAMAS workshop on Declarative Agent Languages and Technologies, pp. 1-16, July 19-23, 2004, New York City, NY. J. Yen, X. Fan, S. Sun, R. Wang, C. Chen, K. Kamali, and R. A. Volz, Implementing Shared Mental Models for Collaborative Teamwork, in Working Notes of the Workshop on Collaboration Agents: Autonomous Agents for Collaborative Environments at 2003 IEEE/WIC International Conference on Intelligent Agent Technology (IAT2003), Oct. 13-17, 2003, Halifax, Canada. J. Yen, X. Fan, and R. A. Volz, On Need-driven Proactive Information Exchanges in Agent Teams, in Proceedings of The 2003 IEEE/WIC International Conference on Intelligent Agent Technology (IAT2003), Oct. 13-17, 2003, Halifax, Canada. J. Yen, X. Fan, S. Sun, R. Wang, C. Chen, K. Kamali, M. Miller, R. A. Volz, Formal Semantics and Communication Strategies for Proactive Information Delivery Among Team-based Agents, in Proceedings of AAMAS'03, July 14--18, 2003, Melbourne, Australia. J. Yen, X. Fan, S. Sun, R. Wang, C. Chen, K. Kamali, M. Miller, and R. A. Volz, On Modeling and Simulating Agent Teamwork in CAST, in Proceedings of the Second International Conference on Active Media Technology, pp. 18-33, Chongqing, P R China, May 29-31, 2003. T. Hanratty, J. Dumer, J. Yen, and X. Fan, Using Agents with Shared Mental Model to Support Objective Force, in Proceedings of the 7th World Multi-conference on Systemics, Cybernetics and Informatics (SCI 2003), Orlando, USA, July 27-30, 2003. J. Yen, X. Fan, and R. A. Volz, Proactive Information Exchanges Based on the Awareness of Teammates’ Information Needs, in Working Notes of AAMAS 2003 Workshop on Agent Communication Languages and Communication Policies, Melbourne, Australia, July 2003. J. Yen, X. Fan, and R. A. Volz, On Proactive Delivery of Information to Needed Teammates, in Working Notes of AAMAS 2002 Workshop on Teamwork and Coalition Formation, Bologna, Italy, July 2002 Dianxiang Xu, Richard A. Volz, Thomas R. Ioerger, John Yen, Modeling and Verifying Multi-Agent Behaviors Using Predicate/Transition Nets, in Proceedings of Fourteenth International Conference on Software Engineering and Knowledge Engineering (SEKE 2002), Ischia, Italy, July, 2002. J. Yin, M. S. Miller, T. R. Ioerger, J. Yen, and R. A. Volz, "A Knowledge-based Approach for Designing Intelligent Team Training Systems'', in Proceedings of the Fourth International Conference on Autonomous Agents (Agents 2000), Barcelona, Spain, pp. 427-434, June 3-7, 2000. M. Miller, J. Yin, R. A. Volz, T. R. Ioerger, and J. Yen, Training Teams with Collaborative Agents. in Proceedings of the Fifth International Conference on Intelligent Tutoring Systems, (ITS-2000) , pp. 63-72, June 2000. Additional papers on intelligent agents K. Kamali, L. Jiang, J. Yen and K. W. Wang, "Neuro-fuzzy Learning of Strategies for Optimal Control Problems", in Proc. of the 24th International Conference of NAFIPS, the North American Fuzzy Information Processing Society (NAFIPS 2005), pp 199-204, 2005. S. Sun and J. Yen, Information Supply Chain: A Unified Framework for Information-Sharing. In Proceedings of IEEE International Conference on Intelligence and Security Informatics (IEEE ISI-2005).  Atlanta, GA,  May 19-20, 2005. X. Fan, J. Yen. Conversation Pattern-based Anticipation of Teammates’ Information Needs Via Overhearing. In Proceedings of the IEEE/WIC Intelligent Agent Technology conference (IAT-05), pages 316—322. France, Sept. 19-22, 2005. J. Yen, Emerging Technologies for Homeland Security, Communications of the ACM, Volume 47, No. 3, pp. 33-35, 2004. J. Yen, X. Fan, and R. A., Volz. Proactive Communications in Agent Teamwork, Advances in Agent Communication (F. Dignum, Ed., LNAI-2922), Springer, pages 271-290, 2004. J. Yen, X. Fan, and R. A., Volz. Information-needs in Agent Teamwork. Web Intelligence and Agent Systems: An International Journal, Vol.2, No.4, pp. 231-247, 2004. T. Mullen, S. Sun, M. Levi, J. Bagby, V. Avasarala, and J. Yen. Implications of Agent-based Supply Chain Games. In Proceedings of IEEE SMC 2004, International Conference on Systems, Man and Cybernetics. The Hague, The Netherlands, October 10-13, 2004. S. Sun, V. Avasarala, T. Mullen, and J. Yen. PSUTAC: A Trading Agent Designed from Heuristics to Knowledge. in Working Notes of Workshop on Trading Agent Design and Analysis (Co-located with the Trading Agent Competition) at AAMAS'04, July 19-23, 2004, New York City, NY. H. Lim and J. Yen, Preliminary Study of Attention Control Modeling in Complex Skill Training Environments, in Proceedings of 17th Conference of the Canadian Society for Computational Studies of intelligence, Canadian AI 2004, pp. 120-132, May 2004, London, Ontario, Canada. S. Sun, I. Councill, X. Fan, F. E. Ritter, and J. Yen. Comparing Teamwork Modeling in an Empirical Approach. A poster of the 6th International Conference on Cognitive Modeling, Pittsburgh, PA, July 30 - Aug 1, 2004. X. Fan, J. Yen, A Logical Splitting Strategy for the Belief Structure of Agents, Journal of Applied Non-Classical Logics, Volume 13, No. 2, 2003.