fft_1

重叠相加法及重叠保留法的matlab实现(Overlap-add method and overlap retained law matlab achieve)

read procpar file in NMR system

Quadrature Phase Shift Keying is a form of Phase Shift Keying in which two bits are modulated at once, selecting one of four possible carrier phase shifts in 0, 90, 180, or 270 degrees

数据降维与流形学习，方便初始学者学习数据降维方法和流形学习。(Data dimension reduction and manifold learning)

this code is based upon LBP..

瑞萨单片机3-phase BLDC Motor by 120 hallsensor(3-phase BLDC Motor by 120 hallsensor)

说明：  用MATLAB实现AHP层次分析法，有具体实际讲解及PPT说明(AHP based on the MATLAB, you can learn it from the PPT and we have the example.)

principal component analysis

说明：  多光束干涉，可以选N束光,偏振等不可以选择，模拟光子晶体的产生(Multiple beam interference, can choose N beam of light)

lapsvm 方法，进行半监督学习，模式识别与数据挖掘，数据分类(lapsvm method,semi-supervised learning,label unlabel)