Search Results for author: Yiqun Mei

Found 9 papers, 5 papers with code

LightPainter: Interactive Portrait Relighting with Freehand Scribble

no code implementations CVPR 2023 Yiqun Mei, He Zhang, Xuaner Zhang, Jianming Zhang, Zhixin Shu, Yilin Wang, Zijun Wei, Shi Yan, HyunJoon Jung, Vishal M. Patel

Recent portrait relighting methods have achieved realistic results of portrait lighting effects given a desired lighting representation such as an environment map.

Thermal to Visible Image Synthesis under Atmospheric Turbulence

no code implementations6 Apr 2022 Kangfu Mei, Yiqun Mei, Vishal M. Patel

In this paper, we first investigate the problem with a turbulence simulation method on real-world thermal images.

Face Verification Image Generation +1

Escaping Data Scarcity for High-Resolution Heterogeneous Face Hallucination

no code implementations CVPR 2022 Yiqun Mei, Pengfei Guo, Vishal M. Patel

In Heterogeneous Face Recognition (HFR), the objective is to match faces across two different domains such as visible and thermal.

Face Generation Face Hallucination +5

ReconFormer: Accelerated MRI Reconstruction Using Recurrent Transformer

1 code implementation23 Jan 2022 Pengfei Guo, Yiqun Mei, Jinyuan Zhou, Shanshan Jiang, Vishal M. Patel

Accelerating magnetic resonance image (MRI) reconstruction process is a challenging ill-posed inverse problem due to the excessive under-sampling operation in k-space.

Feature Correlation MRI Reconstruction

Image Super-Resolution With Non-Local Sparse Attention

1 code implementation CVPR 2021 Yiqun Mei, Yuchen Fan, Yuqian Zhou

NLSA is designed to retain long-range modeling capability from NL operation while enjoying robustness and high-efficiency of sparse representation.

Image Super-Resolution Long-range modeling

Neural Sparse Representation for Image Restoration

1 code implementation NeurIPS 2020 Yuchen Fan, Jiahui Yu, Yiqun Mei, Yulun Zhang, Yun Fu, Ding Liu, Thomas S. Huang

Inspired by the robustness and efficiency of sparse representation in sparse coding based image restoration models, we investigate the sparsity of neurons in deep networks.

Image Compression Image Denoising +2

Image Super-Resolution with Cross-Scale Non-Local Attention and Exhaustive Self-Exemplars Mining

3 code implementations CVPR 2020 Yiqun Mei, Yuchen Fan, Yuqian Zhou, Lichao Huang, Thomas S. Huang, Humphrey Shi

By combining the new CS-NL prior with local and in-scale non-local priors in a powerful recurrent fusion cell, we can find more cross-scale feature correlations within a single low-resolution (LR) image.

Feature Correlation Image Super-Resolution

Pyramid Attention Networks for Image Restoration

2 code implementations28 Apr 2020 Yiqun Mei, Yuchen Fan, Yulun Zhang, Jiahui Yu, Yuqian Zhou, Ding Liu, Yun Fu, Thomas S. Huang, Humphrey Shi

Self-similarity refers to the image prior widely used in image restoration algorithms that small but similar patterns tend to occur at different locations and scales.

Demosaicking Image Denoising +1

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