On Practical Robust Reinforcement Learning: Practical Uncertainty Set and Double-Agent Algorithm. - Ukjo Hwang; Songnam Hong 001 (CoRR, 2023)

Moderate Actor-Critic Methods: Controlling Overestimation Bias via Expectile Loss. - Ukjo Hwang; Songnam Hong 001 (CoRR, 2025)

On Practical Robust Reinforcement Learning: Adjacent Uncertainty Set and Double-Agent Algorithm. - Ukjo Hwang; Songnam Hong 001 (IEEE Trans. Neural Networks Learn. Syst., 2025)

Federated Reinforcement Learning in Heterogeneous Environments. - Ukjo Hwang; Song-Nam Hong 001 (CoRR, 2025)