Restoring Snow-Degraded Single Images With Wavelet in Vision Transformer

Images corrupted by snowy adverse weather can impose performance impediments to critical high-level vision-based applications. Restoring snow-degraded images is vital, but the task is ill-posed and very challenging due to the veiling effect, stochastic distribution, and multi-scale characteristics o...

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Main Authors: Obinna Agbodike, Jenhui Chen
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10246273/
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author Obinna Agbodike
Jenhui Chen
author_facet Obinna Agbodike
Jenhui Chen
author_sort Obinna Agbodike
collection DOAJ
description Images corrupted by snowy adverse weather can impose performance impediments to critical high-level vision-based applications. Restoring snow-degraded images is vital, but the task is ill-posed and very challenging due to the veiling effect, stochastic distribution, and multi-scale characteristics of snow in a scene. In this regard, many existing image denoising methods are often less successful with respect to snow removal, being that they mostly achieve success with one snow dataset and underperform in others, thus questioning their robustness in tackling real-world complex snowfall scenarios. In this paper, we propose the wavelet in transformer (WiT) network to address the image desnow inverse problem. Our model exploits the joint systemic capabilities of the vision transformer and the renowned discrete wavelet transform to achieve effective restoration of snow-degraded images. In our experiments, we evaluated the performance of our model on the popular SRRS, SNOW100K, and CSD datasets, respectively. The efficacy of our learning-based network is proven by our obtained numeric and qualitative result outcomes indicating significant performance gains compared to image desnow benchmark models and other state-of-the-art methods in the literature. The source code is available at <uri>https://github.com/WINS-lab/WiT</uri>.
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spelling doaj.art-2204eb65b01c4678aed786e47da2d8542023-09-19T23:02:00ZengIEEEIEEE Access2169-35362023-01-0111994709948010.1109/ACCESS.2023.331394610246273Restoring Snow-Degraded Single Images With Wavelet in Vision TransformerObinna Agbodike0https://orcid.org/0000-0003-1297-952XJenhui Chen1https://orcid.org/0000-0002-8372-9221Department of Electrical Engineering, Chang Gung University, Taoyuan City, TaiwanDepartment of Computer Science and Information Engineering, Chang Gung University, Taoyuan City, TaiwanImages corrupted by snowy adverse weather can impose performance impediments to critical high-level vision-based applications. Restoring snow-degraded images is vital, but the task is ill-posed and very challenging due to the veiling effect, stochastic distribution, and multi-scale characteristics of snow in a scene. In this regard, many existing image denoising methods are often less successful with respect to snow removal, being that they mostly achieve success with one snow dataset and underperform in others, thus questioning their robustness in tackling real-world complex snowfall scenarios. In this paper, we propose the wavelet in transformer (WiT) network to address the image desnow inverse problem. Our model exploits the joint systemic capabilities of the vision transformer and the renowned discrete wavelet transform to achieve effective restoration of snow-degraded images. In our experiments, we evaluated the performance of our model on the popular SRRS, SNOW100K, and CSD datasets, respectively. The efficacy of our learning-based network is proven by our obtained numeric and qualitative result outcomes indicating significant performance gains compared to image desnow benchmark models and other state-of-the-art methods in the literature. The source code is available at <uri>https://github.com/WINS-lab/WiT</uri>.https://ieeexplore.ieee.org/document/10246273/Attentioncomputer-visiondesnowingtransformerwavelets
spellingShingle Obinna Agbodike
Jenhui Chen
Restoring Snow-Degraded Single Images With Wavelet in Vision Transformer
IEEE Access
Attention
computer-vision
desnowing
transformer
wavelets
title Restoring Snow-Degraded Single Images With Wavelet in Vision Transformer
title_full Restoring Snow-Degraded Single Images With Wavelet in Vision Transformer
title_fullStr Restoring Snow-Degraded Single Images With Wavelet in Vision Transformer
title_full_unstemmed Restoring Snow-Degraded Single Images With Wavelet in Vision Transformer
title_short Restoring Snow-Degraded Single Images With Wavelet in Vision Transformer
title_sort restoring snow degraded single images with wavelet in vision transformer
topic Attention
computer-vision
desnowing
transformer
wavelets
url https://ieeexplore.ieee.org/document/10246273/
work_keys_str_mv AT obinnaagbodike restoringsnowdegradedsingleimageswithwaveletinvisiontransformer
AT jenhuichen restoringsnowdegradedsingleimageswithwaveletinvisiontransformer