ex9_13

说明：  matlab源码编写的QPSK调制与解调程序，含载波及采样频率(matlab source code written in QPSK modulation and demodulation process, including the carrier and sampling frequency)

matlab机器学习中用于聚类，适用于样本数量相对较少的情况。(matlab machine learning for clustering, applies to a relatively small number of samples.)

递推最小二乘拟合算法 用于实时拟合时间序列ARMA模型参数 例如 陀螺仪随机噪声 股票 交通等模型的参数拟合(Recursive least square fitting algorithm is used to fit the parameters of time series ARMA model, such as gyroscope, random noise, stock traffic and so on)

三相异步电机的启动，转子绕组接电阻启动，大家支持(Three-phase induction motor startup, the rotor winding resistance then start)

This file is the tracking filter. Kalman and Alpha Beta Filter

Calculates a time-window based cross-correlation for two real input vectors.

RLS算法去除加噪声音乐程序，效果比较好，有图为证。(RLS algorithm to remove noise adding music program, the effect is better, has a license to the graph. )

基于RBF径向基核函数实现SVM支撑矢量机算法，(SVM algorithm based on RBF kernel )

matlab实现傅里叶变换源代码 快速傅里叶变换(Fourier transform matlab source code to achieve fast Fourier transform)

stlfmcw雷达对目标的测速和测距，通过上下差频得到差拍信号，在进行快速fft得到目标的一维距离和速度(st fmcw radar target speed and distance measurement, frequency beat signal obtained by the difference between up and down, making quick fft obtained one-dimensional target distance and speed)