Simplified Diffusion Schrödinger Bridge

1 code implementation • 21 Mar 2024 • Zhicong Tang, Tiankai Hang, Shuyang Gu, Dong Chen, Baining Guo

This paper introduces a novel theoretical simplification of the Diffusion Schr\"odinger Bridge (DSB) that facilitates its unification with Score-based Generative Models (SGMs), addressing the limitations of DSB in complex data generation and enabling faster convergence and enhanced performance.

VolumeDiffusion: Flexible Text-to-3D Generation with Efficient Volumetric Encoder

no code implementations • 18 Dec 2023 • Zhicong Tang, Shuyang Gu, Chunyu Wang, Ting Zhang, Jianmin Bao, Dong Chen, Baining Guo

The 3D volumes are then trained on a diffusion model for text-to-3D generation using a 3D U-Net.

3D Generation Object +1

Improved Vector Quantized Diffusion Models

1 code implementation • 31 May 2022 • Zhicong Tang, Shuyang Gu, Jianmin Bao, Dong Chen, Fang Wen

When trained on ImageNet, we dramatically improve the FID score from 11. 89 to 4. 83, demonstrating the superiority of our proposed techniques.

Denoising Image Generation