PCA

时频分析工具——径向高斯核时频分布。为了在时频分布平面内不出现交叉项，则在模糊函数域内应有效去除互分量而仅保留自分量。设计一个与信号相匹配的核函数可以达到上述目的。基于信号的径向高斯核时频分布是一种比较理想的时频分布(Optimal radially Gaussian kernel time-frequency representation)

Simple code for clipping

Data of IEEE118 bus standard network .this data created by PSAT

说明：  常规OFDM系统容易导致ICI，为了消除ICI，在信号传输前进行编码，本系统为1/2PCC编码，提高系统效率。(Conventional OFDM system easily lead to ICI, is encoded in the signal before transmission, in order to eliminate ICI, this system for 1/2PCC encoding to improve system efficiency.)

matlab数字信号与应用源代码5，对初学者有帮助(and application of digital signal matlab source code 5, to help beginners)

..Barcode analysis based on webcam.. this program is an example how to extracting features of the barcode and analyze them,,, for example we can use webcam to get the barcode image.

MATLAB车牌识别系统，拥有良好的界面，能够对不同尺寸图片输入进行识别，并进行数据库连接，实现多地点车牌识别与记录。生成车辆迁徙图。(MATLAB license plate recognition system, has a good interface, it is possible to identify different size image input, and connectivity, multi-site license plate recognition and recording. Generation vehicles migration map.)

说明：  利用MATLAB语言编写的腐蚀模拟程序，可以用于MATLAB软件的腐蚀计算(The corrosion simulation program written by MATLAB language can be used to calculate the corrosion of MATLAB software.)

说明：  基于MATLAB的无人飞行器数学模型的飞行仿真实验程序(MATLAB-based mathematical model of unmanned aircraft flight simulation program)

实现一维卡尔曼滤波,画出真实值和估测值之间的图像，通过比较，研究卡尔曼滤波的性质。(Implement a Kalman filter, draw the image and estimate the true value between the values, by comparison, study the nature of the Kalman filter.)