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DCT

于 2010-06-02 发布 文件大小:445KB
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代码说明:

  用matlab对一张图片进行DFT变换,DCT变换,比较保留20个DCT变换系数重构的图象与原始图像的差别.(Using matlab on a picture to DFT transform, DCT transform, compared to 20 DCT transform coefficients to retain the image reconstruction of the difference between the original image.)

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