Lightweight Super-Resolution Reconstruction Vision Transformers of Remote Sensing Image Based on Structural Re-Parameterization

In recent times, remote sensing image super-resolution reconstruction technology based on deep learning has experienced rapid development. However, most algorithms in this domain concentrate solely on enhancing the super-resolution network’s performance while neglecting the equally crucial aspect of...

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Main Authors: Jiaming Bian, Ye Liu, Jun Chen
Format: Article
Language:English
Published: MDPI AG 2024-01-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/14/2/917
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author Jiaming Bian
Ye Liu
Jun Chen
author_facet Jiaming Bian
Ye Liu
Jun Chen
author_sort Jiaming Bian
collection DOAJ
description In recent times, remote sensing image super-resolution reconstruction technology based on deep learning has experienced rapid development. However, most algorithms in this domain concentrate solely on enhancing the super-resolution network’s performance while neglecting the equally crucial aspect of inference speed. In this study, we propose a method for lightweight super-resolution reconstruction of remote sensing images, termed SRRepViT. This approach reduces model parameters and floating-point operations during inference through parameter equivalent transformation. Using the RSSOD remote sensing dataset as our benchmark dataset, we compared the reconstruction performance, inference time, and model size of SRRepViT with other classical methods. Compared to the lightweight model ECBSR, SRRepViT exhibits slightly improved reconstruction performance while reducing inference time by 16% and model parameters by 34%, respectively. Moreover, compared to other classical super-resolution reconstruction methods, the SRRepViT model achieves similar reconstruction performance while reducing model parameters by 98% and increasing inference speed by 90% for a single remote sensing image.
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spelling doaj.art-dfd02d4aa78745fb8b626edefb8e15262024-01-29T13:45:56ZengMDPI AGApplied Sciences2076-34172024-01-0114291710.3390/app14020917Lightweight Super-Resolution Reconstruction Vision Transformers of Remote Sensing Image Based on Structural Re-ParameterizationJiaming Bian0Ye Liu1Jun Chen2School of Transportation Science and Engineering, Beihang University, Beijing 102206, ChinaSchool of Transportation Science and Engineering, Beihang University, Beijing 102206, ChinaSchool of Transportation Science and Engineering, Beihang University, Beijing 102206, ChinaIn recent times, remote sensing image super-resolution reconstruction technology based on deep learning has experienced rapid development. However, most algorithms in this domain concentrate solely on enhancing the super-resolution network’s performance while neglecting the equally crucial aspect of inference speed. In this study, we propose a method for lightweight super-resolution reconstruction of remote sensing images, termed SRRepViT. This approach reduces model parameters and floating-point operations during inference through parameter equivalent transformation. Using the RSSOD remote sensing dataset as our benchmark dataset, we compared the reconstruction performance, inference time, and model size of SRRepViT with other classical methods. Compared to the lightweight model ECBSR, SRRepViT exhibits slightly improved reconstruction performance while reducing inference time by 16% and model parameters by 34%, respectively. Moreover, compared to other classical super-resolution reconstruction methods, the SRRepViT model achieves similar reconstruction performance while reducing model parameters by 98% and increasing inference speed by 90% for a single remote sensing image.https://www.mdpi.com/2076-3417/14/2/917remote sensing imagesuper resolution reconstructionvision transformersstructural re-parameterization
spellingShingle Jiaming Bian
Ye Liu
Jun Chen
Lightweight Super-Resolution Reconstruction Vision Transformers of Remote Sensing Image Based on Structural Re-Parameterization
Applied Sciences
remote sensing image
super resolution reconstruction
vision transformers
structural re-parameterization
title Lightweight Super-Resolution Reconstruction Vision Transformers of Remote Sensing Image Based on Structural Re-Parameterization
title_full Lightweight Super-Resolution Reconstruction Vision Transformers of Remote Sensing Image Based on Structural Re-Parameterization
title_fullStr Lightweight Super-Resolution Reconstruction Vision Transformers of Remote Sensing Image Based on Structural Re-Parameterization
title_full_unstemmed Lightweight Super-Resolution Reconstruction Vision Transformers of Remote Sensing Image Based on Structural Re-Parameterization
title_short Lightweight Super-Resolution Reconstruction Vision Transformers of Remote Sensing Image Based on Structural Re-Parameterization
title_sort lightweight super resolution reconstruction vision transformers of remote sensing image based on structural re parameterization
topic remote sensing image
super resolution reconstruction
vision transformers
structural re-parameterization
url https://www.mdpi.com/2076-3417/14/2/917
work_keys_str_mv AT jiamingbian lightweightsuperresolutionreconstructionvisiontransformersofremotesensingimagebasedonstructuralreparameterization
AT yeliu lightweightsuperresolutionreconstructionvisiontransformersofremotesensingimagebasedonstructuralreparameterization
AT junchen lightweightsuperresolutionreconstructionvisiontransformersofremotesensingimagebasedonstructuralreparameterization