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于 2009-05-29 发布文件大小:1056KB

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利用C、C＋＋或者MATLAB对一张照片进行DCT和DFT变换，并进行简要分析。比较保留20个DCT变换系数重构的图像与原始图像之间的差别(Use C, C++ or MATLAB to carry out a photo on the DCT and the DFT transform, and a brief analysis. Comparison of retention of 20 DCT transform coefficients of image reconstruction with the difference between the original image)

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