Least Squares Relativistic Generative Adversarial Network for Perceptual Super-Resolution Imaging

Currently, deep-learning-based methods have been the most popular super-resolution techniques owing to the improvement of super-resolution performance. However, they are still lack perceptual fine details and thus result in unsatisfying visual quality. This article proposes a novel method for high-q...

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Main Authors: Sanyou Zhang, Deqiang Cheng, Daihong Jiang, Qiqi Kou
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9220103/
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author Sanyou Zhang
Deqiang Cheng
Daihong Jiang
Qiqi Kou
author_facet Sanyou Zhang
Deqiang Cheng
Daihong Jiang
Qiqi Kou
author_sort Sanyou Zhang
collection DOAJ
description Currently, deep-learning-based methods have been the most popular super-resolution techniques owing to the improvement of super-resolution performance. However, they are still lack perceptual fine details and thus result in unsatisfying visual quality. This article proposes a novel method for high-quality perceptual super-resolution imaging, named SRLRGAN-SN. It aims to recovery visually plausible images with perceptual texture details by using the least squares relativistic generative adversarial network (GAN). The method applies the spectral normalization on the network with the target of enhancing the performance of GAN for super-resolution task. The least squares relativistic discriminator is designed to drive reconstruction images approximating high-quality perceptual manifold. Besides, a novel perceptual loss assembly is proposed to preserve structural texture details as much as possible. Results of experiment show that our method can not only recovery more visually realistic details, but also outperforms other popular methods regarding to quantitative metrics and perceptual evaluations.
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spelling doaj.art-58acfd3ff7054cfa8c78aad0433d86922022-12-21T19:52:50ZengIEEEIEEE Access2169-35362020-01-01818519818520810.1109/ACCESS.2020.30300449220103Least Squares Relativistic Generative Adversarial Network for Perceptual Super-Resolution ImagingSanyou Zhang0https://orcid.org/0000-0001-8372-292XDeqiang Cheng1Daihong Jiang2https://orcid.org/0000-0002-1163-8144Qiqi Kou3https://orcid.org/0000-0003-2873-2636School of Information and Control Engineering, China University of Mining and Technology, Xuzhou, ChinaSchool of Information and Control Engineering, China University of Mining and Technology, Xuzhou, ChinaInformation and Electrical Engineering College, Xuzhou University of Technology, Xuzhou, ChinaSchool of Information and Control Engineering, China University of Mining and Technology, Xuzhou, ChinaCurrently, deep-learning-based methods have been the most popular super-resolution techniques owing to the improvement of super-resolution performance. However, they are still lack perceptual fine details and thus result in unsatisfying visual quality. This article proposes a novel method for high-quality perceptual super-resolution imaging, named SRLRGAN-SN. It aims to recovery visually plausible images with perceptual texture details by using the least squares relativistic generative adversarial network (GAN). The method applies the spectral normalization on the network with the target of enhancing the performance of GAN for super-resolution task. The least squares relativistic discriminator is designed to drive reconstruction images approximating high-quality perceptual manifold. Besides, a novel perceptual loss assembly is proposed to preserve structural texture details as much as possible. Results of experiment show that our method can not only recovery more visually realistic details, but also outperforms other popular methods regarding to quantitative metrics and perceptual evaluations.https://ieeexplore.ieee.org/document/9220103/Generative adversarial networksuper-resolution imagingrelativistic discriminatorperceptual qualityspectral normalization
spellingShingle Sanyou Zhang
Deqiang Cheng
Daihong Jiang
Qiqi Kou
Least Squares Relativistic Generative Adversarial Network for Perceptual Super-Resolution Imaging
IEEE Access
Generative adversarial network
super-resolution imaging
relativistic discriminator
perceptual quality
spectral normalization
title Least Squares Relativistic Generative Adversarial Network for Perceptual Super-Resolution Imaging
title_full Least Squares Relativistic Generative Adversarial Network for Perceptual Super-Resolution Imaging
title_fullStr Least Squares Relativistic Generative Adversarial Network for Perceptual Super-Resolution Imaging
title_full_unstemmed Least Squares Relativistic Generative Adversarial Network for Perceptual Super-Resolution Imaging
title_short Least Squares Relativistic Generative Adversarial Network for Perceptual Super-Resolution Imaging
title_sort least squares relativistic generative adversarial network for perceptual super resolution imaging
topic Generative adversarial network
super-resolution imaging
relativistic discriminator
perceptual quality
spectral normalization
url https://ieeexplore.ieee.org/document/9220103/
work_keys_str_mv AT sanyouzhang leastsquaresrelativisticgenerativeadversarialnetworkforperceptualsuperresolutionimaging
AT deqiangcheng leastsquaresrelativisticgenerativeadversarialnetworkforperceptualsuperresolutionimaging
AT daihongjiang leastsquaresrelativisticgenerativeadversarialnetworkforperceptualsuperresolutionimaging
AT qiqikou leastsquaresrelativisticgenerativeadversarialnetworkforperceptualsuperresolutionimaging