整理好的偏最小二乘法算法，matlab编写

that is so important code of matlab in back propagation !

How to do hanning window

说明：  This code simulates one dimensional resonance by FDTD

2 barcode for visual C++(2 Barcode)

Simulation of basic circuit eletric

关于常规pid的z-n整定函数的应用，通过此函数可以方便的实现pid的离线整定。(Zn conventional tuning function pid of the application, through the implementation of this function can be easily off-line tuning pid.)

matlab图形处理算法，基于 Hough 变换或改进的 Hough 变换对图像中的圆形目标进行识别。(matlab image processing algorithms based on Hough transform Hough transform or improve the image of the circular target recognition.)

清华大学出版社出版的科学与工程计算技术丛书/MATLAB科学计算课件的课件以及源代码(The Courseware and Source Code of Scientific and Engineering Computing Technology Series/MATLAB Scientific Computing Courseware Published by Tsinghua University Press)

说明：  永磁同步电机无速度传感器滑模控制论文，基于改进卡尔曼滤波的无速度传感器探究_张海刚(Speed Sensorless Sliding Mode Control of Permanent Magnet Synchronous Motor)

MATLAB代码可以检测视频中的运动对象，并且能够用框显示出来，亲测可用，能够完整地检测到人的运动轨迹