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DCT4_org.rar
This will take the DCT of an image Coefficient matrix calculated first and after multiplied with image matrix 4X4.very efficient code.
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dctusingtransformcoding.rar
Transform coding used insted of DCT because it is more efficient due to no need to calculate cosine values more efficient then DCT in 4X4 matrix.
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dct_using_genatic_algorithm.zip
this is a matlab function that can be given to the genetic algorithm tool box to chose the best 10 positions of 1 s beside the original 6 in the upper left corner 1 s in the dct quantization matrix
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CBmpP.rar
实现了对bmp图像的量化，反量化，DCT变换，FDCT变换.可以调整参数，查看量化对图像影响，对图像处理课来说不失为一个好project.
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DCT.zip
原始影像離散餘弦轉換處理程式，含ForwardDCT與InverseDCT兩種方法。
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code.rar
基于离散小波余弦变换DCT的数字水印算法，实现了水印的嵌入提取等过程。毕业设计源代码
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