Jonathan Gratch

Jonathan Gratch: Editorial: State of the Journal. T. Affective Computing 4(1): 1 (2013)

Jana Appel, Astrid M. von der Pütten, Nicole C. Krämer, Jonathan Gratch: Does Humanity Matter? Analyzing the Importance of Social Cues and Perceived Agency of a Computer System for the Emergence of Social Reactions during Human-Computer Interaction. Adv. Human-Computer Interaction 2012 (2012)

Wenji Mao, Jonathan Gratch, Xiaochen Li: Probabilistic Plan Inference for Group Behavior Prediction. IEEE Intelligent Systems 27(4): 27-36 (2012)

Wenji Mao, Jonathan Gratch: Modeling Social Causality and Responsibility Judgment in Multi-Agent Interactions. J. Artif. Intell. Res. (JAIR) 44: 223-273 (2012)

Ahyoung Choi, Celso de Melo, Woontack Woo, Jonathan Gratch: Affective engagement to emotional facial expressions of embodied social agents in a decision-making game. Journal of Visualization and Computer Animation 23(3-4): 331-342 (2012)

Jonathan Gratch: Editorial: State of the Journal. T. Affective Computing 3(1): 1-2 (2012)

Celso M. de Melo, Peter Carnevale, Stephen Read, Dimitrios Antos, Jonathan Gratch: Bayesian model of the social effects of emotion in decision-making in multiagent systems. AAMAS 2012: 55-62

Sin-Hwa Kang, Jonathan Gratch, Candy L. Sidner, Ron Artstein, Lixing Huang, Louis-Philippe Morency: Towards building a virtual counselor: modeling nonverbal behavior during intimate self-disclosure. AAMAS 2012: 63-70

Sunghyun Park, Jonathan Gratch, Louis-Philippe Morency: I already know your answer: using nonverbal behaviors to predict immediate outcomes in a dyadic negotiation. ICMI 2012: 19-22

Celso M. de Melo, Peter Carnevale, Jonathan Gratch: The Effect of Virtual Agents' Emotion Displays and Appraisals on People's Decision Making in Negotiation. IVA 2012: 53-66

Sin-Hwa Kang, Albert A. Rizzo, Jonathan Gratch: Understanding the Nonverbal Behavior of Socially Anxious People during Intimate Self-disclosure. IVA 2012: 212-217

Wenji Mao, Alexander Tuzhilin, Jonathan Gratch: Social and Economic Computing. IEEE Intelligent Systems 26(6): 19-21 (2011)

Adriana D'Alba, Anjum Najmi, Jonathan Gratch, Chris Bigenho: Virtual Learning Environments. The oLTECx: A Study of Participant Attitudes and Experiences. IJGCMS 3(1): 33-50 (2011)

Celso M. de Melo, Peter Carnevale, Jonathan Gratch: The Impact of Emotion Displays in Embodied Agents on Emergence of Cooperation with People. Presence 20(5): 449-465 (2011)

Dimitrios Antos, Celso de Melo, Jonathan Gratch, Barbara J. Grosz: The Influence of Emotion Expression on Perceptions of Trustworthiness in Negotiation. AAAI 2011

Celso M. de Melo, Peter Carnevale, Dimitrios Antos, Jonathan Gratch: A Computer Model of the Interpersonal Effect of Emotion Displayed in a Social Dilemma. ACII (1) 2011: 67-76

Celso M. de Melo, Peter Carnevale, Jonathan Gratch: The effect of expression of anger and happiness in computer agents on negotiations with humans. AAMAS 2011: 937-944

Lixing Huang, Louis-Philippe Morency, Jonathan Gratch: A multimodal end-of-turn prediction model: learning from parasocial consensus sampling. AAMAS 2011: 1289-1290

Peter Khooshabeh, Cade McCall, Sudeep Gandhe, Jonathan Gratch, Jim Blascovich: Does it matter if a computer jokes. CHI Extended Abstracts 2011: 77-86

Lixing Huang, Louis-Philippe Morency, Jonathan Gratch: Virtual Rapport 2.0. IVA 2011: 68-79

Philipp Kulms, Nicole C. Krämer, Jonathan Gratch, Sin-Hwa Kang: It's in Their Eyes: A Study on Female and Male Virtual Humans' Gaze. IVA 2011: 80-92

Sin-Hwa Kang, Candy L. Sidner, Jonathan Gratch, Ron Artstein, Lixing Huang, Louis-Philippe Morency: Modeling Nonverbal Behavior of a Virtual Counselor during Intimate Self-disclosure. IVA 2011: 455-457

Peter Khooshabeh, Sudeep Gandhe, Cade McCall, Jonathan Gratch, Jim Blascovich, David R. Traum: The Effects of Virtual Agent Humor and Gaze Behavior on Human-Virtual Agent Proxemics. IVA 2011: 458-459

Celso M. de Melo, Patrick G. Kenny, Jonathan Gratch: Influence of Autonomic Signals on Perception of Emotions in Embodied Agents. Applied Artificial Intelligence 24(6): 494-509 (2010)

Stefan Kopp, Ruth Aylett, Jonathan Gratch, Patrick Olivier, Catherine Pelachaud: Guest editorial of the special issue on intelligent virtual agents. Autonomous Agents and Multi-Agent Systems 20(1): 1-2 (2010)

Louis-Philippe Morency, Iwan de Kok, Jonathan Gratch: A probabilistic multimodal approach for predicting listener backchannels. Autonomous Agents and Multi-Agent Systems 20(1): 70-84 (2010)

Astrid M. von der Pütten, Nicole C. Krämer, Jonathan Gratch, Sin-Hwa Kang: "It doesn't matter what you are!" Explaining social effects of agents and avatars. Computers in Human Behavior 26(6): 1641-1650 (2010)

Celso M. de Melo, Patrick G. Kenny, Jonathan Gratch: Real-time expression of affect through respiration. Journal of Visualization and Computer Animation 21(3-4): 225-234 (2010)

Sin-Hwa Kang, Jonathan Gratch: Virtual humans elicit socially anxious interactants' verbal self-disclosure. Journal of Visualization and Computer Animation 21(3-4): 473-482 (2010)

Peter Khooshabeh, Jonathan Gratch, Lixing Huang, Jianhua Tao: Does culture affect the perception of emotion in virtual faces? APGV 2010: 165

Birgit Endraß, Elisabeth André, Lixing Huang, Jonathan Gratch: A data-driven approach to model culture-specific communication management styles for virtual agents. AAMAS 2010: 99-108

Lixing Huang, Louis-Philippe Morency, Jonathan Gratch: Parasocial consensus sampling: combining multiple perspectives to learn virtual human behavior. AAMAS 2010: 1265-1272

Ning Wang, Jonathan Gratch: Don't just stare at me! CHI 2010: 1241-1250

Sin-Hwa Kang, Jonathan Gratch: The effect of avatar realism of virtual humans on self-disclosure in anonymous social interactions. CHI Extended Abstracts 2010: 3781-3786

Ning Wang, W. Lewis Johnson, Jonathan Gratch: Facial Expressions and Politeness Effect in Foreign Language Training System. Intelligent Tutoring Systems (1) 2010: 165-173

Lixing Huang, Louis-Philippe Morency, Jonathan Gratch: Learning Backchannel Prediction Model from Parasocial Consensus Sampling: A Subjective Evaluation. IVA 2010: 159-172

Astrid M. von der Pütten, Nicole C. Krämer, Jonathan Gratch: How Our Personality Shapes Our Interactions with Virtual Characters - Implications for Research and Development. IVA 2010: 208-221

Celso M. de Melo, Peter Carnevale, Jonathan Gratch: The Influence of Emotions in Embodied Agents on Human Decision-Making. IVA 2010: 357-370

Tibor Bosse, Jonathan Gratch, Johan F. Hoorn, Matthijs Pontier, Ghazanfar F. Siddiqui: Comparing Three Computational Models of Affect. PAAMS 2010: 175-184

Kallirroi Georgila, Ning Wang, Jonathan Gratch: Cross-Domain Speech Disfluency Detection. SIGDIAL Conference 2010: 237-240

Wenji Mao, Jonathan Gratch: Modeling social inference in virtual agents. AI Soc. 24(1): 5-11 (2009)

Jonathan Gratch, Stacy Marsella, Paolo Petta: Modeling the cognitive antecedents and consequences of emotion. Cognitive Systems Research 10(1): 1-5 (2009)

Stacy C. Marsella, Jonathan Gratch: EMA: A process model of appraisal dynamics. Cognitive Systems Research 10(1): 70-90 (2009)

Ning Wang, Jonathan Gratch: Can Virtual Human Build Rapport and Promote Learning? AIED 2009: 737-739

Sin-Hwa Kang, Jonathan Gratch, James H. Watt: The effect of affective iconic realism on anonymous interactants' self-disclosure. CHI Extended Abstracts 2009: 4021-4026

Celso M. de Melo, Jonathan Gratch: Creative expression of emotions in virtual humans. FDG 2009: 336-338

Celso de Melo, Jonathan Gratch: Expression of Emotions Using Wrinkles, Blushing, Sweating and Tears. IVA 2009: 188-200

Celso M. de Melo, Liang Zheng, Jonathan Gratch: Expression of Moral Emotions in Cooperating Agents. IVA 2009: 301-307

Arno Hartholt, Jonathan Gratch, Lori Weiss, et al.: At the Virtual Frontier: Introducing Gunslinger, a Multi-Character, Mixed-Reality, Story-Driven Experience. IVA 2009: 500-501

Sin-Hwa Kang, Jonathan Gratch: Interactants' Most Intimate Self-disclosure in Interactions with Virtual Humans. IVA 2009: 508-510

Patrick G. Kenny, Thomas D. Parsons, Jonathan Gratch, Albert A. Rizzo: Evaluation of Novice and Expert Interpersonal Interaction Skills with a Virtual Patient. IVA 2009: 511-512

Vadim Bulitko, Steve Solomon, Jonathan Gratch, Michael van Lent: Modeling Culturally and Emotionally Affected Behavior. AIIDE 2008

Sin-Hwa Kang, Jonathan Gratch, Ning Wang, James H. Watt: Does the contingency of agents' nonverbal feedback affect users' social anxiety? AAMAS (1) 2008: 120-127

Louis-Philippe Morency, Iwan de Kok, Jonathan Gratch: Context-based recognition during human interactions: automatic feature selection and encoding dictionary. ICMI 2008: 181-188

David R. Traum, Stacy Marsella, Jonathan Gratch, Jina Lee, Arno Hartholt: Multi-party, Multi-issue, Multi-strategy Negotiation for Multi-modal Virtual Agents. IVA 2008: 117-130

Louis-Philippe Morency, Iwan de Kok, Jonathan Gratch: Predicting Listener Backchannels: A Probabilistic Multimodal Approach. IVA 2008: 176-190

Sin-Hwa Kang, Jonathan Gratch, Ning Wang, James H. Watt: Agreeable People Like Agreeable Virtual Humans. IVA 2008: 253-261

Patrick G. Kenny, Thomas D. Parsons, Jonathan Gratch, Albert A. Rizzo: Evaluation of Justina: A Virtual Patient with PTSD. IVA 2008: 394-408

Celso de Melo, Jonathan Gratch: Evolving Expression of Emotions in Virtual Humans Using Lights and Pixels. IVA 2008: 484-485

Patrick G. Kenny, Thomas D. Parsons, Jonathan Gratch, Albert A. Rizzo: Virtual humans for assisted health care. PETRA 2008: 6

Patrick G. Kenny, Arno Hartholt, Jonathan Gratch, David R. Traum, Stacy Marsella, William R. Swartout: The More the Merrier: Multi-Party Negotiation with Virtual Humans. AAAI 2007: 1970-1971

Sejin Oh, Jonathan Gratch, Woontack Woo: Explanatory Style for Socially Interactive Agents. ACII 2007: 534-545

Jonathan Gratch, Ning Wang, Anna Okhmatovskaia, Francois Lamothe, Mathieu Morales, Rick J. van der Werf, Louis-Philippe Morency: Can Virtual Humans Be More Engaging Than Real Ones? HCI (3) 2007: 286-297

Jonathan Gratch, Ning Wang, Jillian Gerten, Edward Fast, Robin Duffy: Creating Rapport with Virtual Agents. IVA 2007: 125-138

Gudny Ragna Jonsdottir, Jonathan Gratch, Edward Fast, Kristinn R. Thórisson: Fluid Semantic Back-Channel Feedback in Dialogue: Challenges and Progress. IVA 2007: 154-160

Patrick G. Kenny, Thomas D. Parsons, Jonathan Gratch, Anton Leuski, Albert A. Rizzo: Virtual Patients for Clinical Therapist Skills Training. IVA 2007: 197-210

Jina Lee, Stacy Marsella, David R. Traum, Jonathan Gratch, Brent Lance: The Rickel Gaze Model: A Window on the Mind of a Virtual Human. IVA 2007: 296-303

William R. Swartout, Jonathan Gratch, Randall W. Hill Jr., Eduard H. Hovy, Stacy Marsella, Jeff Rickel, David R. Traum: Toward Virtual Humans. AI Magazine 27(2): 96-108 (2006)

Mark G. Core, David R. Traum, H. Chad Lane, William R. Swartout, Jonathan Gratch, Michael van Lent, Stacy Marsella: Teaching Negotiation Skills through Practice and Reflection with Virtual Humans. Simulation 82(11): 685-701 (2006)

Jonathan Gratch, Stacy Marsella, Wenji Mao: Towards a Validated Model of "Emotional Intelligence". AAAI 2006: 1613-1616

Wenji Mao, Jonathan Gratch: Evaluating a computational model of social causality and responsibility. AAMAS 2006: 985-992

Jonathan Gratch, Anna Okhmatovskaia, Francois Lamothe, Stacy Marsella, Mathieu Morales, Rick J. van der Werf, Louis-Philippe Morency: Virtual Rapport. IVA 2006: 14-27

Stacy Marsella, Sharon Marie Carnicke, Jonathan Gratch, Anna Okhmatovskaia, Albert A. Rizzo: An Exploration of Delsarte's Structural Acting System. IVA 2006: 80-92

Jonathan Gratch: True Emotion vs. Social Intentions in Nonverbal Communication: Towards a Synthesis for Embodied Conversational Agents. ZiF Workshop 2006: 181-197

Jonathan Gratch, Michael Young, Ruth Aylett, Daniel Ballin, Patrick Olivier (Eds.): Intelligent Virtual Agents, 6th International Conference, IVA 2006, Marina Del Rey, CA, USA, August 21-23, 2006, Proceedings. Lecture Notes in Computer Science 4133, Springer 2006, isbn 3-540-37593-7

Jonathan Gratch, Stacy Marsella: Lessons From Emotion Psychology For The Design Of Lifelike Characters. Applied Artificial Intelligence 19(3-4): 215-233 (2005)

Jonathan Gratch, Stacy Marsella: Evaluating a Computational Model of Emotion. Autonomous Agents and Multi-Agent Systems 11(1): 23-43 (2005)

R. M. Maatman, Jonathan Gratch, Stacy Marsella: Natural Behavior of a Listening Agent. IVA 2005: 25-36

David R. Traum, William R. Swartout, Stacy Marsella, Jonathan Gratch: Fight, Flight, or Negotiate: Believable Strategies for Conversing Under Crisis. IVA 2005: 52-64

Wenji Mao, Jonathan Gratch: Social Causality and Responsibility: Modeling and Evaluation. IVA 2005: 191-204

Themis Panayiotopoulos, Jonathan Gratch, Ruth Aylett, Daniel Ballin, Patrick Olivier, Thomas Rist (Eds.): Intelligent Virtual Agents, 5th International Working Conference, IVA 2005, Kos, Greece, September 12-14, 2005, Proceedings. Lecture Notes in Computer Science 3661, Springer 2005, isbn 3-540-28738-8

Jonathan Gratch, Stacy Marsella: A domain-independent framework for modeling emotion. Cognitive Systems Research 5(4): 269-306 (2004)

David R. Traum, Stacy Marsella, Jonathan Gratch: Emotion and Dialogue in the MRE Virtual Humans. ADS 2004: 117-127

T. J. Muller, Arno Hartholt, Stacy Marsella, Jonathan Gratch, David R. Traum: Do You Want to Talk About It?: A First Step towards Emotion Integrated Dialogue. ADS 2004: 188-192

Wenji Mao, Jonathan Gratch: Social Judgment in Multiagent Interactions. AAMAS 2004: 210-217

Jonathan Gratch, Stacy Marsella: Evaluating the Modeling and Use of Emotion in Virtual Humans. AAMAS 2004: 320-327

Hyeok-Soo Kim, Jonathan Gratch: A Planner-Independent Collaborative Planning Assistant. AAMAS 2004: 766-773

Jonathan Gratch, Arjan Egges, Anton Eliëns, Katherine Isbister, Stacy Marsella, Ana Paiva, Thomas Rist, Paul J. W. ten Hagen: 04121 Working Group 2 -- Design criteria, techniques and case studies for creating and evaluating interactive experiences for virtual humans. Evaluating Embodied Conversational Agents 2004

Randall W. Hill Jr., Jonathan Gratch, Stacy Marsella, Jeff Rickel, William R. Swartout, David R. Traum: Virtual Humans in the Mission Rehearsal Exercise System. KI 17(4): 5- (2003)

Stacy Marsella, Jonathan Gratch: Modeling coping behavior in virtual humans: don't worry, be happy. AAMAS 2003: 313-320

David R. Traum, Jeff Rickel, Jonathan Gratch, Stacy Marsella: Negotiation over tasks in hybrid human-agent teams for simulation-based training. AAMAS 2003: 441-448

Wenji Mao, Jonathan Gratch: The Social Credit Assignment Problem. IVA 2003: 39-47

Jonathan Gratch, Paul E. Debevec, Dick Lindheim, Frederic H. Pighin, Jeff Rickel, William R. Swartout, David R. Traum, Jackie Morie: Hollywood Meets Simulation: Creating Immersive Training Environments at the ICT. VR 2003: 303

Jeff Rickel, Stacy Marsella, Jonathan Gratch, Randall Hill, David R. Traum, William R. Swartout: Toward a New Generation of Virtual Humans for Interactive Experiences. IEEE Intelligent Systems 17(4): 32-38 (2002)

Jonathan Gratch, Jeff Rickel, Elisabeth André, Justine Cassell, Eric Petajan, Norman I. Badler: Creating Interactive Virtual Humans: Some Assembly Required. IEEE Intelligent Systems 17(4): 54-63 (2002)

Stacy Marsella, Jonathan Gratch: A step toward irrationality: using emotion to change belief. AAMAS 2002: 334-341

Randall W. Hill Jr., Youngjun Kim, Jonathan Gratch: Anticipating where to look: predicting the movements of mobile agents in complex terrain. AAMAS 2002: 821-827

Jonathan Gratch, Stacy Marsella: Tears and fears: modeling emotions and emotional behaviors in synthetic agents. Agents 2001: 278-285

Randall W. Hill Jr., Jonathan Gratch, W. Lewis Johnson, Chris Kyriakakis, Catherine LaBore, Richard Lindheim, Stacy Marsella, David Miraglia, Ben Moore, Jackie Morie, Jeff Rickel, Marcus Thiébaux, Larry Tuch, Richard Whitney, Jay Douglas, William R. Swartout: Toward the holodeck: integrating graphics, sound, character and story. Agents 2001: 409-416

Jay Douglas, Jonathan Gratch: Adaptive Narrative: How Autonomous Agents, Hollywood, and Multiprocessing Operating Systems Can Live Happily Ever After. International Conference on Virtual Storytelling 2001: 100-112

Youngjun Kim, Randall W. Hill Jr., Jonathan Gratch: Situation Awareness with the Limited Visual Attention. AAAI/IAAI 2000: 1079

Randall W. Hill Jr., Jonathan Gratch, Paul S. Rosenbloom: Flexible group behavior: virtual commanders for synthetic battlespaces. Agents 2000: 31-38

Jonathan Gratch: Émile: Marshalling passions in training and education. Agents 2000: 325-332

Randall W. Hill Jr., Johnny Chen, Jonathan Gratch, Paul S. Rosenbloom, Milind Tambe: Intelligent Agents for the Synthetic Battlefield: A Company of Rotary Wing Aircraft. AAAI/IAAI 1997: 1006-1012

Jonathan Gratch, Gerald DeJong: A Statistical Approach to Adaptive Problem Solving. Artif. Intell. 88(1-2): 101-142 (1996)

Jonathan Gratch, Steve A. Chien: Adaptive Problem-solving for Large-scale Scheduling Problems: A Case Study. J. Artif. Intell. Res. (JAIR) 4: 365-396 (1996)

Jonathan Gratch: Sequential Inductive Learning. AAAI/IAAI, Vol. 1 1996: 779-786

Jonathan Gratch, Steve A. Chien: Adaptive Problem-solving for Large-scale Scheduling Problems: A Case Study. CoRR cs.AI/9605104 (1996)

Steve A. Chien, Jonathan Gratch, Michael C. Burl: On the Efficient Allocation of Resources for Hypothesis Evaluation: A Statistical Approach. IEEE Trans. Pattern Anal. Mach. Intell. 17(7): 652-665 (1995)

Jonathan Gratch, Steve A. Chien, Gerald DeJong: Improving Learning Performance Through Rational Resource Allocation. AAAI 1994: 576-581

Steve A. Chien, Jonathan Gratch: Producing Satisficing Solutions to Scheduling Problems: An Interactive Constraint Relaxation Approach. AIPS 1994: 213-218

Jonathan Gratch, Steve A. Chien, Gerald DeJong: Learning Search Control Knowledge for Deep Space Network Scheduling. ICML 1993: 135-142

Jonathan Gratch, Gerald DeJong: COMPOSER: A Probabilistic Solution to the Utility Problem in Speed-Up Learning. AAAI 1992: 235-240

Jonathan Gratch, Gerald DeJong: An Analysis of Learning to Plan as a Search Problem. ML 1992: 179-188

Gerald DeJong, Jonathan Gratch: Steve Minton, Learning Search Control Knowledge: An Explanation-Based Approach. Artif. Intell. 50(1): 117-127 (1991)

Jonathan Gratch, Gerald DeJong: A Hybrid Approach to Guaranteed Effective Control Strategies. ML 1991: 509-513