Cheng Sun (original) (raw)

Publications


Sparse Voxels Rasterization: Real-time High-fidelity Radiance Field Rendering

Cheng Sun, Jaesung Choe, Charles Loop, Wei-Chiu Ma, Yu-Chiang Frank Wang

Sparse Voxel, Rasterization, Volume Rendering, Volume Fusion

[Project Page] [Paper] [Code]

Faithfully representing scenes by adaptive sparse voxels. Speedy rendering by rasterization. Seamlessly compatible with grid-based algorithms like volume fusion and marching cubes.


Neural-PBIR Reconstruction of Shape, Material, and Illumination

Cheng Sun*,Guangyan Cai*,Zhengqin Li,Kai Yan,Cheng Zhang,Carl Marshall,Jia-Bin Huang,Shuang Zhao,Zhao Dong

ICCV 2023

Object Shape, Physically-based Material, Lighting

[Paper] [Project Page]





Data Efficient 3D Learner via Knowledge Transferred from 2D Model

Ping-Chung Yu, Cheng Sun, Min Sun

ECCV 2022

Point Cloud, Semantic Segmentation, Pre-training, Semi-supervised Learning

[Paper] [Code]


Direct Voxel Grid Optimization: Super-fast Convergence for Radiance Fields Reconstruction

Cheng Sun, Min Sun, Hwann-Tzong Chen

CVPR 2022 (oral)

Grid-based NeRF

[Paper] [Paper v2] [Code] [Project Page] [Video]

It's one of the first method to speedup NeRF optimization using grid-based models. NeRF takes 20+ hours to optimize a scene while our v2 takes only 5 minutes with comparable quality.





Leveraging Auxiliary Information from EMR for Weakly Supervised Pulmonary Nodule Detection

Hao-Hsiang Yang, Fu-En Wang, Cheng Sun, Kuan-Chih Huang, Hung-Wei Chen, Yi Chen, Hung-Chih Chen, Chun-Yu Liao, Shih-Hsuan Kao, Yu-Chiang Frank Wang, Chou-Jin Lan

MICCAI 2021

MRI, 3D Detection, Weakly-supervised Learning

[Paper]