小波变换目前在各行各业都有应用，该小波变换工具箱，是一个外国研究所的研究成果，里面有其开发的各种小波工具，包括双正交波，多小波，等。在图像处理、信号处理等方面应用广泛-Wavelet transform applications in all walks of life, the wavelet transform toolbox, is a foreign institute of research results, which has its development of a variety

the zip file conatins the matlab code that describe the convolution, folding, shifthing etc,. and other properties of one or combination of signal.