no code implementations • 22 Mar 2024 • Jun Cheng, Dong Liang, Shan Tan
Image denoising is a fundamental task in computer vision.
no code implementations • 26 Sep 2023 • Jingwei Niu, Jun Cheng, Shan Tan
This leads to the separation of clean contents from noise, effectively denoising the image.
1 code implementation • 31 Aug 2023 • Xuan Liu, Yaoqin Xie, Songhui Diao, Shan Tan, Xiaokun Liang
In this paper, we propose an unsupervised MAR method based on the diffusion model, a generative model with a high capacity to represent data distributions.
no code implementations • ICCV 2023 • Jun Cheng, Tao Liu, Shan Tan
By considering the deep variational image posterior with a Gaussian form, score priors are extracted based on easily accessible minimum MSE Non-$i. i. d$ Gaussian denoisers and variational samples, which in turn facilitate optimizing the variational image posterior.
1 code implementation • 25 May 2023 • Xuan Liu, Yaoqin Xie, Jun Cheng, Songhui Diao, Shan Tan, Xiaokun Liang
The results demonstrate that our method outperforms the state-of-the-art unsupervised method and surpasses several supervised deep learning-based methods.
no code implementations • CVPR 2023 • Tao Liu, Jun Cheng, Shan Tan
In this paper, we propose to quantify spectral Bayesian uncertainty in image SR. To achieve this, a Dual-Domain Learning (DDL) framework is first proposed.
1 code implementation • ICCV 2021 • Haosen Liu, Xuan Liu, Jiangbo Lu, Shan Tan
It can simultaneously achieve the noise level estimation and the image prior learning directly from only a single noisy image.
no code implementations • 24 Aug 2018 • Sadegh Riyahi, Wookjin Choi, Chia-Ju Liu, Saad Nadeem, Shan Tan, Hualiang Zhong, Wengen Chen, Abraham J. Wu, James G. Mechalakos, Joseph O. Deasy, Wei Lu
Quantification of local metabolic tumor volume (MTV) chan-ges after Chemo-radiotherapy would allow accurate tumor response evaluation.