APE_Chat_Demo

说明：  直升机性能计算程序，包括matlab和C++两个版本，其中Matlab版本包含了VPM程序。(blade Element Momentum Theory Analysis Code)

频率估计：Pisarenko谐波分解算法、music算法和esprit算法对有干扰的信号频率进行估计，并且计算估计频率的均值和方差。(Pisarenko、music和esprit)

这是简单的一个可以绘制直线的matlab程序。这个程序只能绘制直线，圆等。程序简单，希望大家互相学习探讨。(this is a program about how to draw the line,the circle and so on.I hope we can learn the programe each other. thank you.)

切削力随正切角的变化关系 可以看出切削力的变化情况(tangential angle and cutting force)

说明：  Matlab课件PPT格式，介绍了Matlab的功能及使用，非常适合初学者。(Matlab courseware PPT format, introduced the use of Matlab functions and is suitable for beginners.)

日历，用matlab程序编程的一款日历软件(Calendar, with the matlab programming for a calendar software)

有关移动通信中莱斯(Rician)信道衰减的仿真，对信道的理解有一定的帮助(About mobile communications (Rician) Rice fading channel simulation, the channel has some help understanding)

用最小二乘支持向量机的算法做一个对正弦波信号的跟踪，跟踪效果很好(Using least squares support vector machine algorithm to make one pair of sine wave signal tracking, tracking works well)

Matlab绘图系列之高级绘图，可以画特殊的图像(Matlab Mapping Series High drawings, special images can be painted)

滤波求和方式实现宽带波束形成，用MATLAB实现动态聚类或迭代自组织数据分析，匹配追踪和正交匹配追踪。( Filtering summation way broadband beamforming, Using MATLAB dynamic clustering or iterative self-organizing data analysis, Matching Pursuit and orthogonal matching pursuit.)