RT-Focuser: A Real-Time Lightweight Model for Edge-side Image Deblurring

Fuente: arXiv
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Autores principales: Wu, Zhuoyu, Ou, Wenhui, Zheng, Qiawei, Yang, Jiayan, Wang, Quanjun, Fang, Wenqi, Wang, Zheng, Yang, Yongkui, Li, Heshan
Formato: Preprint
Publicado: 2025
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author Wu, Zhuoyu
Ou, Wenhui
Zheng, Qiawei
Yang, Jiayan
Wang, Quanjun
Fang, Wenqi
Wang, Zheng
Yang, Yongkui
Li, Heshan
author_facet Wu, Zhuoyu
Ou, Wenhui
Zheng, Qiawei
Yang, Jiayan
Wang, Quanjun
Fang, Wenqi
Wang, Zheng
Yang, Yongkui
Li, Heshan
contents Motion blur caused by camera or object movement severely degrades image quality and poses challenges for real-time applications such as autonomous driving, UAV perception, and medical imaging. In this paper, a lightweight U-shaped network tailored for real-time deblurring is presented and named RT-Focuser. To balance speed and accuracy, we design three key components: Lightweight Deblurring Block (LD) for edge-aware feature extraction, Multi-Level Integrated Aggregation module (MLIA) for encoder integration, and Cross-source Fusion Block (X-Fuse) for progressive decoder refinement. Trained on a single blurred input, RT-Focuser achieves 30.67 dB PSNR with only 5.85M parameters and 15.76 GMACs. It runs 6ms per frame on GPU and mobile, exceeds 140 FPS on both, showing strong potential for deployment on the edge. The official code and usage are available on: https://github.com/ReaganWu/RT-Focuser.
format Preprint
id arxiv_https___arxiv_org_abs_2512_21975
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle RT-Focuser: A Real-Time Lightweight Model for Edge-side Image Deblurring
Wu, Zhuoyu
Ou, Wenhui
Zheng, Qiawei
Yang, Jiayan
Wang, Quanjun
Fang, Wenqi
Wang, Zheng
Yang, Yongkui
Li, Heshan
Image and Video Processing
Computer Vision and Pattern Recognition
Motion blur caused by camera or object movement severely degrades image quality and poses challenges for real-time applications such as autonomous driving, UAV perception, and medical imaging. In this paper, a lightweight U-shaped network tailored for real-time deblurring is presented and named RT-Focuser. To balance speed and accuracy, we design three key components: Lightweight Deblurring Block (LD) for edge-aware feature extraction, Multi-Level Integrated Aggregation module (MLIA) for encoder integration, and Cross-source Fusion Block (X-Fuse) for progressive decoder refinement. Trained on a single blurred input, RT-Focuser achieves 30.67 dB PSNR with only 5.85M parameters and 15.76 GMACs. It runs 6ms per frame on GPU and mobile, exceeds 140 FPS on both, showing strong potential for deployment on the edge. The official code and usage are available on: https://github.com/ReaganWu/RT-Focuser.
title RT-Focuser: A Real-Time Lightweight Model for Edge-side Image Deblurring
topic Image and Video Processing
Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2512.21975