power-electronic

通过极坐标变换获得图像的中心投影曲线，然后利用傅里叶变换获得图像的不变特征，从而实现对发生形变的物体的识别。(Polar coordinates to obtain the image through the center of projection curve, and then Fourier transform to obtain images of the same features, enabling the identification of objects deformation occurred.)

Uncertainty Quantification, Multilevel Monte Carlo, Probabilistic Collocation Methods

三维立体图形，带网格，用三维坐标描绘曲面走向(Three-dimensional graphics)

说明：  这是一个对已知数据的描点的matlab代码，对刚接触matlab软件的学者比较具有参考价值(The description on the known data points)

用matlab 实现离散时间傅里叶变换的例程，方便初接触者使用。这是我dsp课的大作业(Using matlab discrete-time Fourier transform routines to facilitate early contact to use. This is my big job dsp lesson)

用Matlab编写的指纹特征提取程序，能运行对初学者帮助很大！(Prepared using Matlab fingerprint feature extraction procedures, will be able to run very helpful for beginners!)

Matlab有限元分析与应用，很好很重要(Matlab finite element analysis and applications, very good is very important)

说明：  协作通信的权威，美国南加州大学，维特比工程学院Prof.Gerhard Kramer的经典著作，系统的讲述协作通信的原理及应用(Authority collaboration communication, University of Southern California, Viterbi School of Engineering Prof.Gerhard Kramer' s classic, tells the system principle and application of collaborative communication)

模拟通过一个高度非线性光子晶体光纤(PCF)传播的kW峰值功率孤子脉冲。(These scripts simulate femto-second soliton pulses, with kWs of peak power, propagating through a highly non-linear Photonic Crystal Fiber (PCF).)

对于数字图像处理的二值化过程，还有GUI界面建立，方便快捷。(Binarization process for digital image processing, as well as GUI interface to establish quick and easy.)