用下面的程序产生并显示与小波db4相关联的四个滤波器组.小波函数db4的迭代生成过程.单尺度一维离散小波分解与重构-With the following procedures and display associated with the db4 wavelet filter banks of four. Db4 wavelet function to generate the iterative process. Single-scale one-dimensional discrete wa

利用Daubechies小波将图像进行二阶小波分解，并显示-Two level 2-D wavelet decomposition, using Daubechies wavelet

共包含四个文件： hamo_packet.m 谐波小波包子程序，输入参数为原信号序列，采频，分解层数，返回三维数组，存储各层各频带分解结果； harmopacktest.m 检验上述子程序可行性的m文件； harmonic wavelet analysis.pdf Newland关于谐波小波的原始论文； 20130329谐波滤波.docx 内附matlab程序和分析结果。对电机电流信号做了谐波小波分解，分别从时域和频域构造谐波小波，结果显示，频域构造的小波光滑性稍差。-Conta

对于图像信号，完成图像的单层次小波分解，显示低频和高频部分-For the image signal, to complete the image of single-level wavelet decomposition

用matlab语言编写代码，实现功能包括图象的读取、存储、显示、直方图均衡化、阈值化、小波分解、小波重构、加噪、去噪、平滑、锐化、边缘检测、图像分割等- using matlab language to write code to achieve functionality, including image reading, storage, display, histogram equalization, thresholding, wavelet decomposition, wavelet