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Jaegoo Choy

3 accepted papers

2023

SDF-Based Graph Convolutional Q-Networks for Rearrangement of Multiple Objects

ICRA 2023poster

In this paper, we propose a signed distance field (SDF)-based deep Q-learning framework for multi-object re-arrangement. Our method learns to rearrange objects with non-prehensile manipulation, e.g., pushing, in unstructured environments. To reliably estimate Q-values in various scenes, we train the…

Cited by 3SourceScholar
2022

Unsupervised 3D Link Segmentation of Articulated Objects With a Mixture of Coherent Point Drift

RA-L 2022

In this letter, we address the 3D link segmentation problem of articulated objects using multiple point sets with different configurations. We are motivated by the fact that a point set of an object can be aligned to point sets with different configurations by applying rigid transformations to links

Cited by 1SourceScholar
2020

Hierarchical 6-DoF Grasping with Approaching Direction Selection

ICRA 2020poster

In this paper, we tackle the problem of 6-DoF grasp detection which is crucial for robot grasping in cluttered real-world scenes. Unlike existing approaches which synthesize 6-DoF grasp data sets and train grasp quality networks with input grasp representations based on point clouds, we rather take…

Cited by 8SourceScholar