Search Results for author: Zhengyu Liang

Found 5 papers, 5 papers with code

NTIRE 2023 Challenge on Light Field Image Super-Resolution: Dataset, Methods and Results

1 code implementation20 Apr 2023 Yingqian Wang, Longguang Wang, Zhengyu Liang, Jungang Yang, Radu Timofte, Yulan Guo

In this report, we summarize the first NTIRE challenge on light field (LF) image super-resolution (SR), which aims at super-resolving LF images under the standard bicubic degradation with a magnification factor of 4.

Image Super-Resolution

Learning Non-Local Spatial-Angular Correlation for Light Field Image Super-Resolution

1 code implementation ICCV 2023 Zhengyu Liang, Yingqian Wang, Longguang Wang, Jungang Yang, Shilin Zhou, Yulan Guo

Exploiting spatial-angular correlation is crucial to light field (LF) image super-resolution (SR), but is highly challenging due to its non-local property caused by the disparities among LF images.

Image Super-Resolution

Real-World Light Field Image Super-Resolution via Degradation Modulation

3 code implementations13 Jun 2022 Yingqian Wang, Zhengyu Liang, Longguang Wang, Jungang Yang, Wei An, Yulan Guo

In our method, a practical LF degradation model is developed to formulate the degradation process of real LF images.

Image Super-Resolution

Light Field Image Super-Resolution with Transformers

1 code implementation17 Aug 2021 Zhengyu Liang, Yingqian Wang, Longguang Wang, Jungang Yang, Shilin Zhou

With the proposed angular and spatial Transformers, the beneficial information in an LF can be fully exploited and the SR performance is boosted.

Image Super-Resolution

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