Symmetric Q-learning: Reducing Skewness of Bellman Error in Online Reinforcement Learning. - Motoki Omura; Takayuki Osa; Yusuke Mukuta; Tatsuya Harada (AAAI, 2024)

Latent Space Curriculum Reinforcement Learning in High-Dimensional Contextual Spaces and Its Application to Robotic Piano Playing. - Haruki Abe; Takayuki Osa; Motoki Omura; Jen-Yen Chang; Tatsuya Harada (Humanoids, 2024)

Stabilizing Extreme Q-learning by Maclaurin Expansion. - Motoki Omura; Takayuki Osa; Yusuke Mukuta; Tatsuya Harada (RLJ, 2024)

Entropy Controllable Direct Preference Optimization. - Motoki Omura; Yasuhiro Fujita 001; Toshiki Kataoka (CoRR, 2024)

Gradual Transition from Bellman Optimality Operator to Bellman Operator in Online Reinforcement Learning. - Motoki Omura; Kazuki Ota; Takayuki Osa; Yusuke Mukuta; Tatsuya Harada (CoRR, 2025)

Offline Reinforcement Learning with Wasserstein Regularization via Optimal Transport Maps. - Motoki Omura; Yusuke Mukuta; Kazuki Ota; Takayuki Osa; Tatsuya Harada (CoRR, 2025)