dea-in-matlab

主成分分析代码，用matlab实现的，请大家参阅。(Principal component analysis code, matlab implementation, please refer to the.)

主成分分析数据处理代码，包括协方差矩阵计算等(data product)

matlab编程的短时傅里叶变换典型实例,供大家参考。(short-time Fourier transform matlab programming typical examples for your reference.)

四阶累积量下的MUSIC算法DOA估计，特别是对于四阶累积量的计算是重要看点(MUSIC algorithm based DOA estimation)

说明：  bandit-alg-lib-master

关于无穷大电源的一个仿真模型，模型很简单，但是很实用。(About the infinite power of a simulation model, the model is very simple, but very practical.)

GEnetic algorithm for problems

有关MATLAB规划实验问题和相关函数介绍教程，适合初学者参考(Questions about MATLAB programming and related functions described experimental tutorial for beginners reference)

主成分分析是设法将原来众多具有一定相关性（比如P个指标），重新组合成一组新的互相无关的综合指标来代替原来的指标。(Principal Component Analysis，PCA)

负正弦加白噪声随机过程下使用MUSIC方法进行信号频率估计仿真，信号样本数去1000，估计的自相关矩阵为8阶，分别采用AIC和MDL准则估计信号源个数，并画出相应的MUSIC频率估计谱线。(Negative sine plus white noise random process method using MUSIC frequency estimation simulation, signal samples to 1000, the estimated autocorrelation matrix of order 8, AIC and MDL criteria were used to estimate the number of signal sources, and draw the corresponding MUSIC frequency spectrum estimation.)