no code implementations • ECCV 2020 • Zhetong Liang, Shi Guo, Hong Gu, Huaqi Zhang, Lei Zhang
On one hand, most of the models are trained on video sequences with synthetic noise.
1 code implementation • ICCV 2023 • jianqi ma, Zhetong Liang, Wangmeng Xiang, Xi Yang, Lei Zhang
Scene Text Image Super-resolution (STISR) aims to recover high-resolution (HR) scene text images with visually pleasant and readable text content from the given low-resolution (LR) input.
1 code implementation • CVPR 2023 • Shuaizheng Liu, Xindong Zhang, Lingchen Sun, Zhetong Liang, Hui Zeng, Lei Zhang
In this work, we develop, for the first time to our best knowledge, an HDR image dataset by using mobile phone cameras, namely Mobile-HDR dataset.
1 code implementation • CVPR 2022 • jianqi ma, Zhetong Liang, Lei Zhang
The semantics of the text are firstly extracted by a text recognition module as text prior information.
1 code implementation • ICCV 2021 • GuanYing Chen, Chaofeng Chen, Shi Guo, Zhetong Liang, Kwan-Yee K. Wong, Lei Zhang
Secondly, we conduct more sophisticated alignment and temporal fusion in the feature space of the coarse HDR video to produce better reconstruction.
1 code implementation • 25 Jan 2021 • Shi Guo, Zhetong Liang, Lei Zhang
Considering the fact that the green channel has twice the sampling rate and better quality than the red and blue channels in CFA raw data, we propose to use this green channel prior (GCP) to build a GCP-Net for the JDD-B task.
no code implementations • 5 Aug 2019 • Zhetong Liang, Jianrui Cai, Zisheng Cao, Lei Zhang
Traditional image signal processing (ISP) pipeline consists of a set of individual image processing components onboard a camera to reconstruct a high-quality sRGB image from the sensor raw data.
1 code implementation • 2 Apr 2019 • Feida Zhu, Zhetong Liang, Xixi Jia, Lei Zhang, Yizhou Yu
This benchmark includes an image dataset with groundtruth image smoothing results as well as baseline algorithms that can generate competitive edge-preserving smoothing results for a wide range of image contents.
no code implementations • CVPR 2018 • Zhetong Liang, Jun Xu, David Zhang, Zisheng Cao, Lei Zhang
State-of-the-art tone mapping algorithms mostly decompose an image into a base layer and a detail layer, and process them accordingly.
2 code implementations • 7 Apr 2018 • Jun Xu, Hui Li, Zhetong Liang, David Zhang, Lei Zhang
In order to promote the study on this problem while implementing the concurrent real-world image denoising datasets, we construct a new benchmark dataset which contains comprehensive real-world noisy images of different natural scenes.