OFDM

介绍粒子群算法的一种改进算法的实现代码，具有很大的参考意义。(Introduce particle swarm algorithm is an improved algorithm implemented code, is of great referential significance. )

Function for Standard PSO 2007 implemented using matlab

基于4G中802.16m系统的帧结构，通过运用发射分集技术提高其在瑞利信道中初始同步性能。(Based on 4G in the 802.16m system s frame structure, through enhances it using the launch diversity technology in the Rayleigh channel the initial synchronized performance. )

一阶导数、二阶导数，矢量归一化（SNV），多元散射校正（MSC），数据中心化，直接信号校正，平滑处理六种光谱数据预处理的方法(A first derivative, second derivative, vector normalization (SNV), multiplicative scatter correction (MSC), the data center of the direct signal correction, smoothing six kinds of spectral data preprocessing methods)

点目标得SAR BP算法成像，具体说明见程序~(Point target is imaged by SAR BP algorithm. See the program for details.)

说明：  一种简单的A*寻路算法，可在命令行按要求输入相应起点和终点的坐标。适合于初学者(A simple A* algorithm for path planning, which can input the coordinates of the starting point and end point on the command line as required. It is suitable for beginners.)

这是在matlab编辑环境下开发的关于“图形处理”的实用程序。(This is developed under matlab editing environment on the " graphics processing" utility.)

偏振去雾 Yoav Y.Schechner,一直研究偏振去雾算法，典型的代表作，blind haze separation, advanced visiblity improvement based on polarization filtered images，(Polarization defogging Yoav Y.Schechner, has been studying the polarization defogging algorithm, a typical representative, blind haze separation, advanced visiblity improvement based on polarization filtered images,)

说明：  利用matlab相关绘图功能制作图形文件(利用matlab相 ??绘???| 能制 ????形文 ?)

this is the basic ofdm simulation of an ofdm signal