atari pong 1concept-guided regularization 1model-based reinforcement learning 1pixel reconstruction 1world models 1
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cs.AI2026
Concept-Guided Spatial Regularization for World Models in Atari Pong
Yukuan Lu, Zaishuo Xia, Weyl Lu +1
The paper evaluates several visual world‑model agents on Atari Pong, identifies systematic rollout failures, and introduces Concept‑Guided Spatial Regularization (CGSReg) to improv…
cs.AI2026
When Models Know When They Do Not Know: Calibration, Cascading, and Cleaning
Chenjie Hao, Weyl Lu, Yuko Ishiwaka +3
When a model knows when it does not know, many possibilities emerge. The first question is how to enable a model to recognize that it does not know. A promising approach is to use…