中文说明：小波阈值滤波中小波函数，阈值的选择，以及阈值设定对分析结果的影响小波分析对图像噪声信号的滤波效果
English Description：
Wavelet thresholding wavelet filtering function, the selection threshold and threshold setting impact on the results of the analysis Wavelet analysis of image noise signal filtering effect