计算多重分形非趋势波动分析matlab程序,实现了图像的加水印，去噪，加噪声等功能，语音信号的采集与处理，数字信号处理课设。- Calculation multifractal detrended fluctuation analysis matlab program, Realize image watermarking, de-noising, plus noise and other functions, Acquisition and Processing of the speech s