emdsource

说明：  利用Fisher线性判别来进行男女分类（里面已经有了男女的数据）(Using Fisher linear discriminant for classification of men and women (which already have the data for men and women))

产生FSK,BPSK,QPSK信号,循环均值，循环自相关，循环谱密度的计算与分析(Generate FSK, BPSK, QPSK signal, cycle mean, cycle autocorrelation, calculation and analysis of circulating spectral density)

这个程序是关于图像的方针，直方图方法； 画出直方图。(This program is about the principle of the image, histogram method draw histogram.)

设计一个阻带下限0.45*pi 阻带上限0.8*pi 通带下限0.55*pi 阻带上限0.7*pi 通带衰减0.15dB，阻带衰减40dB，分别用汉宁窗汉明窗凯瑟窗布莱克曼窗设计滤波器，对比分析各方法优劣(Design a stop-band limit 0.45* pi stopband limit 0.8* pi Passband lower limit 0.55* pi stopband limit 0.7* pi Passband attenuation 0.15dB, stop-band attenuation of 40dB, respectively Hanning Hamming window Kaiser window Blackman window filter design, comparative analysis of the pros and cons of each method)

说明：  matlab高效编程程序源代码第一章，可以运行。(efficient programming source code matlab chapter, you can run.)

直扩系统中，非抽取小波包变换抑制窄带干扰。(narrowband interference suppression with the wavelet packet transform.)

1. 构造含噪音的振动信号 faultysignal_with_noise， 2. 利用小波变换 Wavelet transform去噪，小波包 Wavelet packet transform 变换去噪， 3. 把两种去噪后的信号，分别用STFT ,FFT ,小波变换三种方法进行错误诊断(1. the vibration signal faultysignal_with_noise, which contains noise, is constructed. 2. using wavelet transform Wavelet transform denoising, wavelet packet Wavelet packet transform transform de-noising, 3. the two kinds of denoising signals are diagnosed by three methods, STFT, FFT and wavelet transform respectively.)

说明：  音频水印在复倒谱域嵌入水印，采用统计均值调制方法嵌入(Audio watermarking in the complex cepstrum domain embedded watermark embedding using statistical average modulation method)

说明：  盲分离算法,处理语音信号，方法简单，实用！(bbs)

This a matlab program for field distribution of fiber modes.