grnn

this code is related to communication area and then about to OFDM modulation tecnihqe.

高斯法求解方程，在matlab中建立，求解方程并显示运算时间结果，用于对高斯法有一个更直观的认识。(Gauss method for solving equations, established in matlab, solving equations and displays the computation time results for the Gaussian method has a more intuitive understanding.)

Boost converter with PID controller

小波阈值自动选取方案去噪，并用HHT对去噪后的轴承信号进行处理，提取故障特征。(Wavelet threshold de-noising program automatically chooses, for bearing with HHT denoised signal processing, fault features.)

模糊K均值聚类算法的matlab程序，很实用，很有针对性。(K fuzzy means clustering algorithm matlab procedures, very useful and very targeted.)

QAM调制的ＭＡＴＬＡＢ程序仿真，思路清晰，既可以学习如何用ＭＡＴＬＡＢ编程，又可以理解通信调制技术！(QAM MATLAB simulation procedures, clear thinking, can learn how to use MATLAB programming, but also to understand communication modulation technology!)

MOBP的代码。3层网络，隐节点数可以任意改变，没有使用工具箱。(MOBP code. Layer 3 network, hidden nodes can be changed arbitrarily and without using the Toolkit.)

PAM OOK FSK modulations

这是一个好用的频偏估计算法的matlab仿真程序,LDPC码的完整的编译码，FIR 底通和带通滤波器和IIR 底通和带通滤波器。( This is a useful frequency estimation algorithm matlab simulation program, Complete codec LDPC code, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter.)

说明：  对倾转旋翼机的仿真，三个状态分别为悬停，过渡，和前飞(simulation fly hover transition and forward)