正弦信号加白噪信号，对叠加信号进行延拓并进行一维小波分解，重构逼近信号和细节信号并显示。-Sinusoidal signal with white noise signal, superimposed signals of continuation and the one-dimensional wavelet decomposition and reconstruction approximation signal and detail signal and displayed.

程序生成正弦信号和三角波信号，对叠加信号进行一维小波变换（6层），重构6层逼近系数，并显示。-Program generates sine wave and triangular wave signals, superposition of signals of one-dimensional wavelet transform (6 layer), reconstruct 6 layer approximation coefficient, and displayed.