Search Results for author: Shi Guo

Found 13 papers, 10 papers with code

Event-Based Motion Magnification

1 code implementation19 Feb 2024 Yutian Chen, Shi Guo, Fangzheng Yu, Feng Zhang, Jinwei Gu, Tianfan Xue

Detecting and magnifying imperceptible high-frequency motions in real-world scenarios has substantial implications for industrial and medical applications.

Motion Detection Motion Magnification

Toward Accurate and Temporally Consistent Video Restoration from Raw Data

1 code implementation25 Dec 2023 Shi Guo, jianqi ma, Xi Yang, Zhengqiang Zhang, Lei Zhang

Extensive experiments demonstrate the leading VJDD performance of our method in term of restoration accuracy, perceptual quality and temporal consistency.

Demosaicking Denoising +2

TMP: Temporal Motion Propagation for Online Video Super-Resolution

1 code implementation15 Dec 2023 Zhengqiang Zhang, Ruihuang Li, Shi Guo, Yang Cao, Lei Zhang

Online video super-resolution (online-VSR) highly relies on an effective alignment module to aggregate temporal information, while the strict latency requirement makes accurate and efficient alignment very challenging.

Video Super-Resolution

Spatial-Frequency Attention for Image Denoising

no code implementations27 Feb 2023 Shi Guo, Hongwei Yong, Xindong Zhang, jianqi ma, Lei Zhang

In this paper, we propose the spatial-frequency attention network (SFANet) to enhance the network's ability in exploiting long-range dependency.

Image Denoising

Efficient Long-Range Attention Network for Image Super-resolution

1 code implementation13 Mar 2022 Xindong Zhang, Hui Zeng, Shi Guo, Lei Zhang

A highly efficient long-range attention block (ELAB) is then built by simply cascading two shift-conv with a GMSA module, which is further accelerated by using a shared attention mechanism.

Image Super-Resolution

Image-Adaptive YOLO for Object Detection in Adverse Weather Conditions

1 code implementation15 Dec 2021 Wenyu Liu, Gaofeng Ren, Runsheng Yu, Shi Guo, Jianke Zhu, Lei Zhang

Though deep learning-based object detection methods have achieved promising results on the conventional datasets, it is still challenging to locate objects from the low-quality images captured in adverse weather conditions.

Image Enhancement object-detection +1

Text Prior Guided Scene Text Image Super-resolution

1 code implementation29 Jun 2021 jianqi ma, Shi Guo, Lei Zhang

Our experiments on the benchmark TextZoom dataset show that TPGSR can not only effectively improve the visual quality of scene text images, but also significantly improve the text recognition accuracy over existing STISR methods.

Image Super-Resolution

Joint Denoising and Demosaicking with Green Channel Prior for Real-world Burst Images

1 code implementation25 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.

Demosaicking Denoising +1

Toward Convolutional Blind Denoising of Real Photographs

3 code implementations CVPR 2019 Shi Guo, Zifei Yan, Kai Zhang, WangMeng Zuo, Lei Zhang

While deep convolutional neural networks (CNNs) have achieved impressive success in image denoising with additive white Gaussian noise (AWGN), their performance remains limited on real-world noisy photographs.

Image Denoising Noise Estimation

Learning Dynamic Guidance for Depth Image Enhancement

no code implementations CVPR 2017 Shuhang Gu, WangMeng Zuo, Shi Guo, Yunjin Chen, Chongyu Chen, Lei Zhang

To address these limitations, we propose a weighted analysis representation model for guided depth image enhancement, which advances the conventional methods in two aspects: (i) task driven learning and (ii) dynamic guidance.

Depth Image Upsampling Image Enhancement +1

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