collaborators

6 papers

cs.GR2025

Narrative-to-Scene Generation: An LLM-Driven Pipeline for 2D Game Environments

Yi-Chun Chen, Arnav Jhala

Recent advances in large language models (LLMs) enable compelling story generation, but connecting narrative text to playable visual environments remains an open challenge in proce…

cs.CV2025

GameTileNet: A Semantic Dataset for Low-Resolution Game Art in Procedural Content Generation

Yi-Chun Chen, Arnav Jhala

GameTileNet is a dataset designed to provide semantic labels for low-resolution digital game art, advancing procedural content generation (PCG) and related AI research as a vision-…

cs.AI2025

Minding Motivation: The Effect of Intrinsic Motivation on Agent Behaviors

Leonardo Villalobos-Arias, Grant Forbes, Jianxun Wang +2

Games are challenging for Reinforcement Learning~(RL) agents due to their reward-sparsity, as rewards are only obtainable after long sequences of deliberate actions. Intrinsic Moti…

cs.LG2025

Action-Dependent Optimality-Preserving Reward Shaping

Grant C. Forbes, Jianxun Wang, Leonardo Villalobos-Arias +2

Recent RL research has utilized reward shaping--particularly complex shaping rewards such as intrinsic motivation (IM)--to encourage agent exploration in sparse-reward environments…

cs.HC2025

Towards Using Voice for Hedonic Shopping Motivations

Morteza Behrooz, Preetham Kolari, Fred Zaw +2

Besides the utilitarian aspects of online shopping, hedonic motivations play a significant role in shaping the shopping behavior of online users. With the increased popularity of v…

cs.LG2024

Potential-Based Intrinsic Motivation: Preserving Optimality With Complex, Non-Markovian Shaping Rewards

Grant C. Forbes, Leonardo Villalobos-Arias, Jianxun Wang +2

Recently there has been a proliferation of intrinsic motivation (IM) reward-shaping methods to learn in complex and sparse-reward environments. These methods can often inadvertentl…