Sparse-Matrix

s1.m: 低频波检测。能从高频信号中检测出低频信号。并将信号输出以70倍因子downsample. s2.m: 将downsampling滤波器输出信号，用单级速率和多相upsampling。 s3.m: 自动识别车牌位置。此程序能从一张图片当中，自动识别出车牌的位置。 s4.m: 用Hough变换识别出一张带有水池的图片的水池分界线。 s5.m: 用原始的静态多副图片（例如：恐龙图片）构造出三维旋转立体图片。(signal processing)

the famous problem of travel salesman problem..one of the solutions

希尔伯特黄变换（HHT）变换，在众多领域都有应用，适合初学者学习(Hilbert Huang Transform (HHT) transformation has applications in many fields, suitable for beginners to learn)

Estimates the power spectral densities (PSDs) using both the ICOMP method and Mallows CL for deciding the diagonal loading.

利用Matlab编写的组合高斯带通滤波器，可以对图像进行滤波操作。(Matlab prepared by the combination of Gauss bandpass filter, you can filter the image operation.)

本代码是超变异模式识别的代码，能通过输入多个模式来进行识别分类。(The code is super-variant pattern recognition code, through the importation of a number of models to identify the classification.)

最速下降法语牛顿发的结合求解最优值，并且还可以动画演示(The steepest descend French Newton hair of combining solution of optimal value And animation )

Normal distribution шт Matlab

輸入點位於WGS84之大地經、緯度，可於命令窗顯示此點之卯酉圈曲率半徑N、子午圈曲率半徑M及平均曲率半徑R及此點之空間直角坐標X、Y及Z。(Input point is located in the WGS84 geodetic latitude and longitude can be displayed in the command window of the prime vertical radius of curvature point N, M meridian radius of curvature and the average radius of curvature R and the point of the space rectangular coordinates X, Y and Z.)

fast marching method