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Sung-Wook Lee

4 accepted papers

2025

CLASS: Contrastive Learning via Action Sequence Supervision for Robot Manipulation

CoRL 2025poster

Recent advances in Behavior Cloning (BC) have led to strong performance in robotic manipulation, driven by expressive models, sequence modeling of actions, and large-scale demonstration data. However, BC faces significant challenges when applied to heterogeneous datasets, such as visual shift with d…

Cited by 0SourceScholar
2025

Diff-Dagger: Uncertainty Estimation With Diffusion Policy for Robotic Manipulation

ICRA 2025

Recently, diffusion policy has shown impressive results in handling multi-modal tasks in robotic manipulation. However, it has fundamental limitations in out-of-distribution failures that persist due to compounding errors and its limited capability to extrapolate. One way to address these limitation

Cited by 20SourcecodeScholar