说明：  该文档是关于图像小波编码压缩的，是针对遥感图像的，该文提出的2-DOWT可以对图像进行任何方向的转换，并可以达到很好的压缩编码增益。
(The document is on wavelet encoding is for the remote sensing images, and that the proposed 2-DOWT can convert the image in any direction and can achieve good coding gain.)