The lifting scheme of wavelet is introduced in this thesis and Cohen-Daubechies-Feauwell(2,2)biorthogonal wavelet constructed by lifting scheme is made to be used in image fusion.

• 介绍了小波变换的上升方案,使用上升方案实现了CDF(Cohen-Daubech ies-Feauwell)(2,2)双正交小波。