Point Cloud Compression via Constrained Optimal Transport

1 code implementation • 13 Mar 2024 • Zezeng Li, Weimin WANG, Ziliang Wang, Na lei

This paper presents a novel point cloud compression method COT-PCC by formulating the task as a constrained optimal transport (COT) problem.

Generative Adversarial Network

DPM-OT: A New Diffusion Probabilistic Model Based on Optimal Transport

1 code implementation • ICCV 2023 • Zezeng Li, Shenghao Li, Zhanpeng Wang, Na lei, Zhongxuan Luo, Xianfeng GU

Sampling from diffusion probabilistic models (DPMs) can be viewed as a piecewise distribution transformation, which generally requires hundreds or thousands of steps of the inverse diffusion trajectory to get a high-quality image.

Denoising Knowledge Distillation

OT-Net: A Reusable Neural Optimal Transport Solver

no code implementations • 14 Jun 2023 • Zezeng Li, Shenghao Li, Lianbao Jin, Na lei, Zhongxuan Luo

With the widespread application of optimal transport (OT), its calculation becomes essential, and various algorithms have emerged.

Domain Adaptation Image Generation

What's the Situation with Intelligent Mesh Generation: A Survey and Perspectives

1 code implementation • 11 Nov 2022 • Na lei, Zezeng Li, Zebin Xu, Ying Li, Xianfeng GU

This paper also underscores several promising future research directions and challenges in IMG.