After the DWT of the original image data, and according the similarity between the band shown by subband coefficients in the space and the direction, the collection of pixels is redefined as set tree.
原始图像数据经过小波变换后，根据子带系数之间在空间上和方向上所呈现出的带间相似性，将像素集合重新定义为集合树。
After the DWT of the original image data, and according the similarity between the band shown by subband coefficients in the space and the direction, the collection of pixels is redefined as set tree.
原始图像数据经过小波变换后，根据子带系数之间在空间上和方向上所呈现出的带间相似性，将像素集合重新定义为集合树。
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