chenxu

a variational region based image segmentation using matlab. efficient and simple

说明：  该模型设计的是AC-DC换流器，能够将交流电转换为直流电压，用于整流控制(AC-DC converter)

说明：  CS 算法，SAR成像的一种基本方法,通过CS校正得到SAR图像(One of the SAR imaging algorithms,CS algorithm )

dpcm matlab code in zip format

这是一个非常经典的matlab程序。运用蚁群算法来解决（TSP）旅行商问题。(This is a very classic matlab program. Using ant colony algorithm to solve (TSP) TSP. )

使用MATLAB仿真ask信号，并画出眼图，使用窗函数对数据进行功率谱计算，并画图(Use the data window function power spectrum calculation, and drawing)

一台三相感应电动机，参数分别为：230V，60Hz，12kW，4极绕线式转子， 定子有效电阻R1=0.095，定子漏电抗利用Matlab软件绘制电机的机械转矩Tmech作以r/min为单位的转子转速的函数时的变化曲线(A three-phase induction motor, the parameters are: 230V, 60Hz, 12kW, 4 pole wound rotor, Drawn using Matlab software for the motor to the mechanical torque Tmech r/min as a function of the unit when the rotor speed curve )

在土工三轴试验中应用该方法使得试样的变形测量更加简便。通过使用高精度标定板，对该数字图像测量方 法进行了精度分析，结果表明亚像素角点检测方法的轴向和径向测量的标准差都达到了0．02个像素，相对测量精度达到10‘4 数量级。(Triaxial tests in application of this method makes it easier specimen deformation measurements. By using high-precision calibration board, the digital image analysis to measure the accuracy of the method, the results of the standard deviation to measure the axial and radial table Minya pixel corner detection methods have reached 0.02 pixels, relative measurement accuracy of 10 ' 4 magnitude.)

EMPCA算法的函数代码，附带有训练测试数据集，用于特征降维等方面。(Algorithm EMPCA function code, attached to the test data set there is training for the characteristics of dimensionality reduction and so on.)

说明：  最经典的Kalman滤波程序，源码少，功能强大，老外作的(The most classic Kalman filtering procedure, source less powerful, foreigners made)