Sullivan

Question 1.2 Sullivan

三分之一倍频程表示的短时傅里叶变换，需要时域分析工具箱(One-third octave express the short-time Fourier transform, the need for time-domain analysis toolbox)

matlab仿真的一些很实用的例子，学习matlab时可以参考。(some very practical examples of matlab simulation, study Matlab can refer to.)

基于子空间的MUSIC算法，求到达角、离开角(Subspace-based MUSIC algorithm, and angle of arrival, left corner)

基于菲涅尔域的双随机相位编码图像加密方案，利用角谱传播法实现(Based on double random phase encoding Fresnel domain image encryption scheme to achieve the use of angular spectrum propagation method)

针对机械行业变转速零件如轴承，齿轮箱的故障诊断，采用阶次分析技术。程序针对变转速工况下的故障诊断。(Variable speed machinery industry parts such as bearings, gearboxes for fault diagnosis using order analysis techniques. Procedures for troubleshooting variable speed conditions.)

蓄电池的充放电控制策略，希望有点帮助哦。。。。。。。。(Charge and discharge control strategy of storage battery.Oh, I hope it helps)

说明：  最大似然估计算法，适用于信号处理专业，比较好用，matlab平台(Maximum likelihood estimation algorithm, suitable for signal processing specialty, easy to use, Matlab platform)

分数阶的混沌代码，很不错的一个基于matlab的程序，欢迎下载(Fractional order of unified chaotic systems，a very good based on the matlab program，welcome to download)

The file includes: checking stock data read in data covariance deviation minimum variance portfolio gui