hw2_ar

developing envelope matlab prog

用costas环实现载波同步。假设发送信号载波频率为3.563Mhz，本地初始频率为3.5628Mhz。程序中直接给出了环路滤波器的参数C1,C2。(this is synchoronization on time recovery basing on matlab)

这是关于matlab语言学习的经验，其中包括两个txt文档很方便下载，可以在手机上看，写的很好，值得看看。(This is about the matlab language learning experience, including two txt documents easy to download, you can phone point of view, well written, it is worth a look.)

码率为1/2，采用16qam调制的四发射天线matlab仿真(Rate 1/2, using four transmit antennas 16qam modulation matlab simulation)

离焦系统的OTF曲线的matlab仿真 包含：1.不同波像差时，圆孔离焦的OTF及 2.不同波像差时，圆孔离焦下余弦光栅的像对比(Matlab simulation of the curve away from the focus system OSF)

机器学习算法adaboost的一个新版本，相比以前的0.3版，修正了几个BUG。(A new version of adaboost in machine learning algorithms.Compared of the previous version, some bugs are modified.)

用matlab对信号进行功率谱估计的几种方法(The signal using matlab several methods of power spectrum estimation)

粒子群优化算法matlab程序，简洁易懂，适用于初学者！(Particle Swarm Optimization algorithm matlab program)

摄像机标定的matlab工具箱，里面有关于单个摄像机标定和立体摄像机标定的matalab程序，网上有专门的文档说明。(Camera calibration of matlab toolbox, and there are about a single camera calibration and stereo camera calibration of matalab program, online have special documented.)

基于MATLAB的FFT谐波频谱分析，利用FFT变换算法进行谐波的频率和幅值的变化分析，利用图形分析结果。(MATLAB-based FFT harmonic spectrum analysis using FFT transform algorithm changes the frequency and amplitude of the harmonic analysis, the use of graphical analysis results.)