convariance

程序用matlab实现了模糊c均值聚类问题。将大量数据分成几种类型(Program using matlab realize the fuzzy c-means clustering problem. The large amounts of data into several types of classes)

transformation of coordiantes using finite diff method

EMD algorithm..used in speech processing, breaks trhe signal upto fundamental levels

计算三维散乱点云的曲率，包括主曲率，高斯曲率和平均曲率。详细内容请见readme文件和demo文件(Calculation of three-dimensional scattered point cloud of curvature, including the principal curvatures, Gaussian curvature and mean curvature. Details please refer to readme files and demo files)

说明：  利用MTALAB实现水液面的控制，控制效果极佳(Use MTALAB realize the liquid surface water control )

关于龙哥-库塔法的简单编写方程，此法参考数值分析中定步长的方法(About Ge- Kutta method of writing a simple equation, this method refer to the numerical analysis method of fixed step size)

说明：  evaluation of the binary grating

svpwm file with control unit file can be executed in matlab for space vectir pwm

triangle-Mesh generation- FEM-electromagnetic

说明：  多个模式识别算法的matlab代码，包括k近邻、二叉决策树、感知器、fisher线性判别等.(Matlab code of multiple pattern recognition algorithms, including k-nearest neighbor, binary decision tree, perceptron, Fisher linear discrimination, etc.)