计算机科学 ›› 2015, Vol. 42 ›› Issue (5): 305-308.doi: 10.11896/j.issn.1002-137X.2015.05.062
赵志刚,陈莹莹,赵 毅,张维忠,吕慧显,潘振宽
ZHAO Zhi-gang, CHEN Ying-ying, ZHAO Yi, ZHANG Wei-zhong, LV Hui-xian and PAN Zhen-kuan
摘要: 从单幅运动模糊图像复原出清晰的图像,一直是数字图像处理领域中富有挑战的问题。基于边缘先验模型和小波分析提出了一种运动模糊退化图像的复原算法。在去模糊之前,对图像进行预处理,将噪声去除,用冲击滤波器增强边缘,并采用canny边缘检测获取清晰边缘作为先验模型,以此估计模糊核;然后在紧小波框架系统下,将清晰图像的稀疏性最大化,采用改进的分裂Bregman方法求解最优化问题,最终得到清晰的图像。实验结果表明,相对于传统的盲复原算法,提出的方法可以有效地去除运动模糊。
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