pid-tunning

说明：   由于使用了大量数目的子载波，这就使得多载波系统对多种同步误差都很敏 感。同步误差可分为两大类:载波相位 (due to the use of the large number of subcarriers, which makes multi-carrier systems for a variety of synchronization errors are very sensitive. Synchronization error can be divided into two categories : carrier phase)

对于分类问题，matlab平台下的基于粒子群算法有关LSSVM参数寻优的程序。(For classification problems, the MATLAB platform based on particle swarm algorithm for LSSVM parameters optimization procedure.)

该文件是在瑞利信道统计的基础上，给出了Clarke模型，并给出了仿真方法(Rayleigh channel statistics based on the file given Clarke model and simulation method)

说明：  搭的逆变器的模型，模型完全可运行且性能良好，希望可以通过。(Inverters take the model, the model is fully operational and good performance, hoping to pass.)

说明：  matlab工具箱系列-chinamap中国地图数据工具箱(大陆地区)(Matlab toolbox series chinamap China map data toolbox (mainland China))

Locality Preserving Projections

介绍了ofdm的原理，发展历史，关键技术等内容(Describes the principles of ofdm, development history, key technologies, etc.)

数学建模：长江水质评测,程序包含了预测模型(Mathematical modeling: the Yangtze River Water Quality Evaluation)

一个简单的fft小程序，可以方便的将滤波器放在任意位置(A simple fft small program that can easily be placed anywhere on the filter)

一本很好的线性控制系统分析的资料，讲述了线性控制系统的基本知识已经相应的matlab操作。(Linear control system analysis)