说明：  本文在小波变换理论的基础上,总结了小波变换的特点,讨论了在MATLAB语言环境下实现图像压缩的方法,实现了小波变换在 图像中的应用。
(Based on the wavelet transform theory, this paper summs up the characteristics of wavelet transform .Tt discusses the methods of achieving image compression in the MATLAB language environment and applies wavelet transform in image processing.)