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Xiaohan Lei

3 accepted papers

2026

Primary-Fine Decoupling for Action Generation in Robotic Imitation

ICLR 2026poster

Multi-modal distribution in robotic manipulation action sequences poses critical challenges for imitation learning. To this end, existing approaches often model the action space as either a discrete set of tokens or a continuous, latent-variable distribution. However, both approaches present trade-…

Cited by 0SourceScholar
2026

Structural Action Transformer for 3D Dexterous Manipulation

CVPR 2026

Achieving human-level dexterity in robots via imitation learning from heterogeneous datasets is hindered by the challenge of cross-embodiment skill transfer, particularly for high-DoF robotic hands. Existing methods, often relying on 2D observations and temporal-centric action representation, strugg

Cited by 0SourcecodeScholar
2024

Instance-aware Exploration-Verification-Exploitation for Instance ImageGoal Navigation

CVPR 2024poster

As a new embodied vision task Instance ImageGoal Navigation (IIN) aims to navigate to a specified object depicted by a goal image in an unexplored environment. The main challenge of this task lies in identifying the target object from different viewpoints while rejecting similar distractors. Existin…