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讲述了基于离散余弦变换 (DCT)的JPEG标准和基于离散小波变换 (DWT)的JPEG - 2 0 0 0标准的各自特点 ,比较指出后者的优越性 ,并着重介绍新一代静态图像压缩标准JPEG - 2 0 0 0
This paper describes the characteristics of the JPEG standard based on Discrete Cosine Transform (DCT) and the JPEG - 2000 standard based on Discrete Wavelet Transform (DWT), points out the superiority of the latter and emphatically introduces a new generation of static image compression standard JPEG - 2 0 0 0