algorithm-sp-ist-samp

最优化的bfgs算法，是采用matlab编程(BFGS optimization algorithm, using matlab programming)

说明：  基于傅立叶变换FFT的大规模海面的实现方法(Realization of Large-scale Sea Surface Based on Fourier Transform FFT)

金属断裂的数值计算提供理论依据及实际详例解读(The numerical calculation of metal fracture provides theoretical basis and interpretation of practical examples)

非负矩阵分解在矩阵计算中具有重要意义，这是NMF非负矩阵分解实验室完整代码。(non-negtive resolution)

分别采用GMM和KDE对Iris数据集进行密度建模，并进行对比。通过EM算法来确定GMM参数，通过交叉验证来确定K值(GMM and KDE respectively Iris data set of density modeling, and compared. GMM by EM algorithm to determine the parameters of K determined by the value of cross-validation)

本程序是基于非等距节点的正交多项式的最小二乘法拟合算法，该算法已经在vc++6.0下调试通过，经多次验证，本算法的拟合误差较小。(This procedure is based on equidistant nodes of non-orthogonal polynomial least squares fit algorithm, which has been in vc++6.0 through debugging, after repeated verification, the algorithm of fitting error is small.)

罚函数法 它将有约束最优化问题转化为求解无约束最优化问题: 其中M为足够大的正数, 起"惩罚"作用, 称之为罚因子, F(x, M )称为罚函数.(hunhefahanshufa)

matlab求解抛物方程源程序，包括真值、近似值与误差，最大误差随网格数变化(matlab solve the parabolic equations)

说明：  该算法用于现代武器的弹道曲线中，使一种用的很广的先进算法(the algorithm used modern weapons ballistic curve, a widely used in the advanced algorithm)

用基于主元分析的方法对被控过程进行建模，可以消除变量之间的贡献性。(Accused of process modeling method based on principal component analysis, contribution between the variables can be eliminated.)