Search Results for author: Chunghyun Park

Found 5 papers, 2 papers with code

Learning SO(3)-Invariant Semantic Correspondence via Local Shape Transform

no code implementations17 Apr 2024 Chunghyun Park, SeungWook Kim, Jaesik Park, Minsu Cho

Establishing accurate 3D correspondences between shapes stands as a pivotal challenge with profound implications for computer vision and robotics.

Semantic correspondence

Stable and Consistent Prediction of 3D Characteristic Orientation via Invariant Residual Learning

no code implementations20 Jun 2023 SeungWook Kim, Chunghyun Park, Yoonwoo Jeong, Jaesik Park, Minsu Cho

Learning to predict reliable characteristic orientations of 3D point clouds is an important yet challenging problem, as different point clouds of the same class may have largely varying appearances.

Fast Point Transformer

1 code implementation CVPR 2022 Chunghyun Park, Yoonwoo Jeong, Minsu Cho, Jaesik Park

The recent success of neural networks enables a better interpretation of 3D point clouds, but processing a large-scale 3D scene remains a challenging problem.

3D Semantic Segmentation Computational Efficiency +1

Efficient Point Transformer for Large-scale 3D Scene Understanding

no code implementations29 Sep 2021 Chunghyun Park, Yoonwoo Jeong, Minsu Cho, Jaesik Park

Although sparse convolution is efficient and scalable for large 3D scenes, the quantization artifacts impair geometric details and degrade prediction accuracy.

3D Semantic Segmentation Quantization +1

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