木论文主要研究了子带滤波器组的设计方法，尤其是具有线性相位特性的完全重构滤波器组的设计，以及完全重构的子带滤波器组在图像消噪中的应用。-Wood paper studied the sub-band filter bank design method, especially characteristics of linear phase perfect reconstruction filter bank design, and perfect reconstruction subband f