The method of blocking interference modification of Vehicle model test in closed tunnel-image method is given in this paper.
本文给出了汽车模型在闭口风洞中进行试验的阻塞干扰修正方法——镜像法。
This method can preserve the main structure of image, smoothing noise and removing discrete cosine transform blocking effects.
该方法在平滑噪声和消去方块效应的同时，能保留图像的主要结构特征。
The rough idea of this method is that an image is scrambled by a blocking method, and then the result is further scrambled by a modulating way provided by chaos system.
该方法首先利用一种分块思想将图像进行置乱，进而构造一种混沌网，并将其应用于分块置乱的结果。
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