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Modified NAS-RIF Algorithm for Plate Images Restoration
Author(s): 
Pages: 110-112
Year: Issue:  13
Journal: Video Engineering

Keyword:  NAS-RIF自适应中值滤波盲复原车牌;
Abstract: 针对监控中得到的车牌图像易因为运动产生模糊的特点,在NAS-RIF算法的基础上进行改进.首先采用自适应中值滤波对退化的车牌图像进行预处理,在抑制噪声的同时保持了车牌图像的细节特征;其次利用NAS-RIF进行盲复原算法复原图像时,在每次复原迭代过程中加入低通滤波环节.实验结果表明,改进算法能有效地恢复出监控录像中的车牌图像.
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