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相关论文: DeTurb: Atmospheric Turbulence Mitigation with Def…

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Atmospheric turbulence distorts visual imagery and is always problematic for information interpretation by both human and machine. Most well-developed approaches to remove atmospheric turbulence distortion are model-based. However, these…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Nantheera Anantrasirichai

The influence of atmospheric turbulence on acquired imagery makes image interpretation and scene analysis extremely difficult and reduces the effectiveness of conventional approaches for classifying and tracking objects of interest in the…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Paul Hill , Nantheera Anantrasirichai , Alin Achim , David Bull

Although many long-range imaging systems are designed to support extended vision applications, a natural obstacle to their operation is degradation due to atmospheric turbulence. Atmospheric turbulence causes significant degradation to…

计算机视觉与模式识别 · 计算机科学 2022-09-21 Nithin Gopalakrishnan Nair , Kangfu Mei , Vishal M. Patel

We address the problem of restoring a high-quality image from an observed image sequence strongly distorted by atmospheric turbulence. A novel algorithm is proposed in this paper to reduce geometric distortion as well as…

计算机视觉与模式识别 · 计算机科学 2017-09-20 Chun Pong Lau , Yu Hin Lai , Lok Ming Lui

This paper describes a novel deep learning-based method for mitigating the effects of atmospheric distortion. We have built an end-to-end supervised convolutional neural network (CNN) to reconstruct turbulence-corrupted video sequence. Our…

图像与视频处理 · 电气工程与系统科学 2019-12-25 Jing Gao , N. Anantrasirichai , David Bull

Ground based long-range passive imaging systems often suffer from degraded image quality due to a turbulent atmosphere. While methods exist for removing such turbulent distortions, many are limited to static sequences which cannot be…

图像与视频处理 · 电气工程与系统科学 2020-09-02 Zhiyuan Mao , Nicholas Chimitt , Stanley Chan

Image restoration algorithms for atmospheric turbulence are known to be much more challenging to design than traditional ones such as blur or noise because the distortion caused by the turbulence is an entanglement of spatially varying…

图像与视频处理 · 电气工程与系统科学 2022-07-26 Zhiyuan Mao , Ajay Jaiswal , Zhangyang Wang , Stanley H. Chan

Atmospheric turbulence, a common phenomenon in daily life, is primarily caused by the uneven heating of the Earth's surface. This phenomenon results in distorted and blurred acquired images or videos and can significantly impact downstream…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Xijun Wang , Santiago López-Tapia , Aggelos K. Katsaggelos

Atmospheric turbulence significantly affects imaging systems which use light that has propagated through long atmospheric paths. Images captured under such condition suffer from a combination of geometric deformation and space varying blur.…

计算机视觉与模式识别 · 计算机科学 2020-07-17 Rajeev Yasarla , Vishal M Patel

Atmospheric turbulence deteriorates the quality of images captured by long-range imaging systems by introducing blur and geometric distortions to the captured scene. This leads to a drastic drop in performance when computer vision…

计算机视觉与模式识别 · 计算机科学 2022-04-20 Nithin Gopalakrishnan Nair , Kangfu Mei , Vishal M. Patel

Restoring images distorted by atmospheric turbulence is a ubiquitous problem in long-range imaging applications. While existing deep-learning-based methods have demonstrated promising results in specific testing conditions, they suffer from…

图像与视频处理 · 电气工程与系统科学 2023-12-12 Xingguang Zhang , Zhiyuan Mao , Nicholas Chimitt , Stanley H. Chan

Atmospheric Turbulence (AT) correction is a challenging restoration task as it consists of two distortions: geometric distortion and spatially variant blur. Diffusion models have shown impressive accomplishments in photo-realistic image…

计算机视觉与模式识别 · 计算机科学 2023-07-28 Xijun Wang , Santiago López-Tapia , Aggelos K. Katsaggelos

Atmospheric turbulence poses a challenge for the interpretation and visual perception of visual imagery due to its distortion effects. Model-based approaches have been used to address this, but such methods often suffer from artefacts…

计算机视觉与模式识别 · 计算机科学 2024-03-01 P. Hill , N. Anantrasirichai , A. Achim , D. R. Bull

It remains a challenge to simultaneously remove geometric distortion and space-time-varying blur in frames captured through a turbulent atmospheric medium. To solve, or at least reduce these effects, we propose a new scheme to recover a…

计算机视觉与模式识别 · 计算机科学 2014-01-20 Yuan Xie , Wensheng Zhang , Dacheng Tao , Wenrui Hu , Yanyun Qu , Hanzi Wang

Atmospheric turbulence can significantly degrade the quality of images acquired by long-range imaging systems by causing spatially and temporally random fluctuations in the index of refraction of the atmosphere. Variations in the refractive…

图像与视频处理 · 电气工程与系统科学 2022-07-08 Rajeev Yasarla , Vishal M. Patel

This paper describes a new method for mitigating the effects of atmospheric distortion on observed sequences that include large moving objects. In order to provide accurate detail from objects behind the distorting layer, we solve the…

计算机视觉与模式识别 · 计算机科学 2018-08-13 N. Anantrasirichai , Alin Achim , David Bull

A novel approach is presented in this paper to improve images which are altered by atmospheric turbulence. Two new algorithms are presented based on two combinations of a blind deconvolution block, an elastic registration block and a…

计算机视觉与模式识别 · 计算机科学 2024-11-13 Jerome Gilles , Tristan Dagobert , Carlo De Franchis

Atmospheric Turbulence (AT) degrades the clarity and accuracy of surveillance imagery, posing challenges not only for visualization quality but also for object classification and scene tracking. Deep learning-based methods have been…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Paul Hill , Zhiming Liu , Alin Achim , Dave Bull , Nantheera Anantrasirichai

State-of-the-art atmospheric turbulence image restoration methods utilize standard image processing tools such as optical flow, lucky region and blind deconvolution to restore the images. While promising results have been reported over the…

图像与视频处理 · 电气工程与系统科学 2019-05-21 Nicholas Chimitt , Zhiyuan Mao , Guanzhe Hong , Stanley H. Chan

The influence of atmospheric turbulence on acquired surveillance imagery poses significant challenges in image interpretation and scene analysis. Conventional approaches for target classification and tracking are less effective under such…

计算机视觉与模式识别 · 计算机科学 2023-05-31 Disen Hu , Nantheera Anantrasirichai
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