pso

5/10/15/20阶的语音信号LPC 预测及其功率谱，并绘制误差函数图像(5/10/15/20 LPC prediction order of the voice signal and the power spectrum, and the mapping of the image error function)

amp modulation, amp modulation, amp modulation, amp modulation

此程序是OFDM的循环谱计算，希望对大家有用，(this procedure is the cycle OFDM spectrum, we hope to useful,)

对于原始图像中只含有较少的高频噪声，采用合适的小波分解洗漱阈值量化方法进行去噪(For the original image only contains less high frequency noise, the use of appropriate wash wavelet thresholding denoising method)

bpsk的调制与解调的过程，并采用卷积码，讨论其误码性能随着其功率、频偏、相偏而变化.(bpsk modulation and demodulation process and using convolutional codes, to discuss its error performance with its power, frequency offset, phase offset changes.)

MATLAB实现的关联度算法 GUI界面运行的 (MATLAB realization of the correlation algorithm running GUI interface)

说明：  精通MATLAB优化计算算法，无约束的一维极值算法。共9个程序。(Proficient in MATLAB optimization calculation algorithm, non-binding one-dimensional extremum algorithm. A total of nine procedures.)

信号SVD去噪，采用FFT变换，达到信号去噪的作用(SVD signal denoising, FFT, signal denoising role)

程序生成的随机数,真正的名字叫做“伪随机数”,需要有一个种子来初始化 使用当前时间去初始化种子,就能得到不同的伪随机数序列(Program generates random numbers, the real name is " pseudo-random number," the need for a seed to initialize the current time to initialize the seed, you can get different pseudo-random number sequence)

小波包分析提取振动信号中的特征频率，对于初学者具有参考意义，有信道编码，调制，信道估计等。( Wavelet packet analysis to extract vibration signal characteristic frequency, For beginners with a reference value, Channel coding, modulation, channel estimation.)