说明：  可对图像分别进行一层、二层、三层小波变换。也可以对图像进行低通和高通滤波处理。也可以对图像进行复原、增强和融合。
(right image can be separately layer, Layer wavelet transform. The images can be low-pass and high-pass filter. Images can also right for rehabilitation, enhancement and integration.)