san123

此代码是BP网络的MATLAB仿真程序，实现的是对曲线的拟合。(This code is a BP network, MATLAB simulation program, implementation is the fitting curve.)

DC-DC升降压电路,主要实现升压和降压功能，采用PI电压电流双环控制(DC-DC buck-boost circuit, the main step-up and step-down function, using the PI voltage and current loop control)

A计权滤波器,用于声音信号的A计权滤波，需要声压信号和采样频率，即可得到滤波后的时程信号(A weighting filter, A weighting filter for voice signal, need sound pressure signal and the sampling frequency, you can get the schedule of the signal after filtering)

说明：  预测控制程序实用 仅供参考。希望对大家有用，(Predictive control utility for reference only. We hope useful,)

单级倒立摆的LQR控制器的设计 其中包含和倒立摆的论文以及自己编的matlab文件(Single-stage inverted pendulum LQR controller design which contains the inverted pendulum and paper files as well as their own series of matlab)

二维PCA人脸识别源码，针对ORL人脸库，识别率98％，matlab语言编程(Two-dimensional PCA face recognition source code for ORL face database, the recognition rate of 98, matlab language programming)

此仿真程序是目前论坛里面最完整的仿真源码(This simulation program is a forum for the most complete simulation inside source)

This is demo code is ued for matlab demo

Collections of algorithms for removal of shadows in an image

Matlab图像处理函数大全 对初学者很有帮助(Matlab image processing functions Daquan helpful for beginners)