Experiments in JPEG 2000 show that the edges of image are much more reserved,and the dual AWT precedes 5/3 wavelet and 9/7 wavelet. Moreover,the rate-distortion curves exhibit 0.5-2.0 dB improvement in compression performance.

• 对双边AWT后的图像压缩；性能优于JPEG 2000的5/3小波和9/7小波；峰值信噪比(PSNR)提高0.；5~2