Karhunen-LoeveDecompositionforFaceRecognition

利用Matlab实现的有限差分方法，这是一个m文件下载即可使用。(A simple code for finite difference method)

自相关法谱估计的程序，这是一种经典的方法，效果真心不错(Autocorrelation spectrum estimation procedure, which is a classic method, the effect is really good)

列主元高斯分解 用于计算方法的线性方程组的求解(Out the main element Gaussian decomposition method used to calculate the solution of linear equations)

小波包分析提取振动信号中的特征频率，可以广泛的应用于数据预测及数据分析,混沌的判断指标Lyapunov指数计算。( Wavelet packet analysis to extract vibration signal characteristic frequency, Can be widely used in data analysis and forecast data, Chaos indicator for Lyapunov index calculation.)

说明：  支持向量机libsvm分类 林智仁(Lin Chih-Jen)的工具箱 一看便学会了怎么用libsvm。(a good m file!a gooa good m file!d m file!a good m file!a good m file!)

MATLAB与C语言的编程接口，在C语言里，使用MATLAB的函数(This is a simple program that illustrates how to call the MATLAB * Engine functions from a C++ program. )

this is my model and I m here to check that it s right and verify it.

说明：  sift（尺度不变特征变换 scale invariant feature transform） 特征提取与匹配(Sift feature extraction and matching)

现需要在高度为600~700KM范围内，回归周期为30天的太阳同步轨道上布置一颗L波段的合成孔径雷达卫星。 1. 请设计合适的轨道参数，并仿真对应轨道下一个运行周期内星下点轨迹图（纬度和经度两个图）； 2. 计算多普勒中心频率，多普勒调频率与纬度的关系图（设姿态角为0°，天线视角20°~60°，推荐35°）； 3. 按高斯投影方式，将星下点轨迹图投影到地图坐标上。(Now requires a height of 600 ~ 700KM range, return period of 30 days are arranged on a sun-synchronous orbit L-band Synthetic Aperture Radar satellites. 1 Please design the appropriate orbital parameters and simulate the corresponding orbit within the next operating cycle nadir trajectories (latitude and longitude two graphs) 2. Calculate the Doppler center frequency, Doppler frequency and the relationship between latitude Figure (set attitude angle is 0, the antenna angle of 20 to 60, recommended 35) 3 Press Gauss projection, the nadir trajectories projected onto the map coordinates.)

著名的PSO优化算法测试函数，用于测试PSO算法寻优能力(PSO testing function)