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. Forthcoming. Abstract Game-based decision-making involves reasoning over both world dynamics and strategic interactions among the agents. Typically, empirical…

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…

Empirical Game-Theoretic Analysis: A Survey

MP Wellman, K Tuyls, A Greenwald Accepted to Journal of Artificial Intelligence Research (JAIR), June 2024. To appear. Abstract In the empirical approach to game-theoretic analysis (EGTA), the model of the game comes not from declarative…

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…
, , , , ,

Zun Li defends dissertation

  On 17 January 2024, Zun Li successfully defended his PhD dissertation titled, "Artificial Intelligence Algorithms for Large Economic and Computer Games." Thanks to the dissertation committee members: Michael Wellman (chair) …

Learning to Manipulate a Financial Benchmark

M Shearer, G Rauterberg, and MP Wellman Proceedings of 4th ACM International Conference on AI in Finance (ICAIF'23), pages 592–600, November 2023. Abstract Financial benchmarks estimate market values or reference rates used in a wide variety…