per_nr_hard

Simple shadow detector

This is a good file for mav simulink.

说明：  一种基于PN训练序列的OFDM时频同步的新算法。通过构造倒序结构的同步训练序列(PN training sequence based on the OFDM time and frequency synchronization of the new algorithm. Structure by constructing a reverse synchronization of training sequences)

通过simulink建模实现不同正弦信号的产生，此模型可作为正弦信号发生器。(Simulink modeling through the implementation of different sinusoidal signal generation, this model could serve as a sinusoidal signal generator.)

介绍matlab神经网络工具箱的命令,是使用神经网络人员的经典手册(Introduction matlab neural network toolbox of command, is to use the classic neural network personnel handbook)

用于齿轮信号的倒频谱分析，程序是通的，只需修改数据文件就可以。(Cepstrum analysis for gear signal,it is through,only the data files can be modified.)

用MATLAB实现跳频通信的的仿真与研究内容包括论文和gold码序列(Achieve frequency hopping communication with MATLAB simulation and study includes papers and gold code sequence)

一个用于离散数据的全局寻优，或者优化处理的matlab程序(A global optimization for discrete data, or to optimize the processing matlab program)

光谱分析中用到相关性分析和对环己烷、环己醇、环己酮、己二酸的PLS_STD方法建模，十分宝贵的matlab程序，对你的科研有着点睛之笔之效果。(This programmer is about how to deal with spectrosopy data .So it is very useful.It is about how to deal with the raw data,it is helpful to your science working.)

利用GVF算法实现医学图像的分割，十分有用处(Using GVF algorithm to realize medical image segmentation Very useful )