Empirical Game Theoretic Analysis: A Survey
MP Wellman, K Tuyls, and A Greenwald
Journal of Artificial Intelligence Research, 82:1017-1076, 2025.
Abstract
In the empirical approach to game-theoretic analysis (EGTA), the model of the game comes not from declarative representation, but…
Policy Abstraction and Nash Refinement in Tree-Exploiting PSRO
C Konicki, M Chakraborty, and MP Wellman
24th International Conference on Autonomous Agents and Multiagent Systems (AAMAS), May 2025. Forthcoming.
Abstract
Policy Space Response Oracles (PSRO) interleaves empirical game-theoretic analysis…
Christine Konicki defends dissertation
On 21 October 2024, Christine Konicki successfully defended her PhD dissertation titled, "Exploiting Tree Structure in Empirical Game-Theoretic Analysis for Extensive-Form Games."
Thanks to the dissertation committee members:
Michael…
Navigating in a Space of Game Views
MP Wellman, K Mayo
Autonomous Agents and Multi-Agent Systems (JAAMAS), 38(31):1–25, 2024.
Abstract
Game-theoretic modeling entails selecting the particular elements of a complex strategic situation deemed most salient for strategic analysis.…
Katherine Mayo defends dissertation
On 15 May 2024, Katherine Mayo successfully defended her PhD dissertation titled, "A Strategic Agent-Based Analysis of Economic and Technological Changes in Financial Networks."
Thanks to the dissertation committee members:
Michael…
SRG paper wins Best Paper Award at ALA 2024 workshop
The paper titled "A Meta-Game Evaluation Framework for Deep Multiagent Reinforcement Learning," authored by Zun Li, while he was a PhD student with SRG, and Michael Wellman just won the best paper award at the 16th Adaptive and Learning Agents…
A Meta-Game Evaluation Framework for Deep Multiagent Reinforcement Learning
Z Li and MP Wellman
33rd International Joint Conference on Artificial Intelligence (IJCAI), pages 148-156, August 2024.
earlier version won Best Paper Award at 16th Adaptive and Learning Agents (ALA) Workshop at AAMAS, May 2024.
Abstract
Evaluating…
Co-Learning Empirical Games and World Models
MO Smith and MP Wellman
1st Reinforcement Learning Conference (RLC), August 2024.
Reinforcement Learning Journal, vol. 1, 2024, pp. 1-15.
Abstract
Game-based decision-making involves reasoning over both world dynamics and strategic interactions…
Fraud Risk Mitigation in Real-Time Payments: A Strategic Agent-Based Analysis
K Mayo, N Grabill, and MP Wellman
33rd International Joint Conference on Artificial Intelligence (IJCAI), pages 157-165, August 2024.
Abstract
Whereas standard financial mechanisms for payment may take days to finalize, real-time payments…
Generalized Response Objectives for Strategy Exploration in Empirical Game-Theoretic Analysis
Y Wang and MP Wellman
23nd International Conference on Autonomous Agents and Multi-Agent Systems (AAMAS), May 2024. Forthcoming.
Abstract
In the policy-space response oracle (PSRO) framework, strategy sets defining an empirical game are iteratively…