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一种改进的雾化图像快速复原算法

Xiaodan Shi,Zhen Chen

Journal of Beihua University(Natural Science)（2017）

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Abstract
基于暗通道理论,提出一种改进的单幅图像去雾算法,对雾化图像快速去雾.改进算法采用自适应中值滤波与双边滤波相结合的方法,计算边缘细致清晰的暗通道,根据雾天成像的物理模型估算透射图.与传统算法相比,估算出的透射图细致清晰,无需优化,克服了传统算法用大量时间优化透射图的缺点,大幅降低了算法的复杂度.试验结果表明,该算法可以实现对单幅图像的高质量快速去雾.
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Key words
image restoration,dehazing,dark channel prior,adaptive median filter,bilateral filter
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