利用小波变换多尺度分析的特性,在小波域的各个尺度上选取不同的阈值对基本的频域谱减法进行改进,并且根据清浊音各自不同的特点,在去噪过程中加以分离,保留了语音中的清音成分,使语音更加饱满。-The use of multi-scale wavelet analysis of the characteristics of the individual in the wavelet domain scale threshold select a different frequency domain of

基于小波变换的数字水印算法matlab代码，分析了该信号的时域、频域、倒谱，循环谱等,考虑雨衰 阴影 和多径影响。- Based on wavelet transform digital watermarking algorithm matlab code, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Consider shadow rain attenuation a

搭建OFDM通信系统的框架，matlab小波分析程序，分析了该信号的时域、频域、倒谱，循环谱等。- Build a framework OFDM communication system, matlab wavelet analysis program, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc.