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Changsu Ha

4 accepted papers

2024

Hierarchical Action Chunking Transformer: Learning Temporal Multimodality from Demonstrations with Fast Imitation Behavior

IROS 2024poster

Behavioral cloning from human demonstrations has succeeded in programming a robot to generate fine-grained motion, but it is still challenging to learn multimodal trajectories such as with various speeds. This restricts the use of a robot dataset collected by multiusers because the different profici…

Cited by 1SourcecodeScholar
2023

RGBD Fusion Grasp Network with Large-Scale Tableware Grasp Dataset

IROS 2023poster

This paper proposes a novel approach to address the technical challenges of stable object grasping, particularly in the context of handling tableware in a home environment. Handling tableware is particularly important, yet challenging, due to the flat nature of most tableware objects and the need to…

Cited by 0SourcecodeScholar
2015

Whole-body multi-modal semi-autonomous teleoperation of mobile manipulator systems

ICRA 2015poster

We propose a novel whole-body multi-modal semiautonomous teleoperation framework for mobile manipulator systems, which consists of: 1) Motion capture and whole-body motion mapping to allow the operator to intuitively teleoperate the mobile manipulator without being constrained by the master interfac…

Cited by 27SourceScholar