fdtd-3D

湍流模型re计算流体力学软件udf 可以用于修改UDF文件(turbulence model FLUENT)

MFC编写的计算器，基本功能都已实现，加速键没有实现(Written in MFC calculator, basic functions have been achieved, not achieved accelerator)

用于优化最小二乘支持向量机的Matlab程序代码，可直接实用。(Used to optimize the least squares support vector machine in Matlab code can be directly useful.)

弹性力学平面问题有限元fortran源程序，包括平面梁，刚架，内含输入文件及exe文件 (Finite element elastic plane fortran source code, including flat beam, frame, containing the input file and the exe file)

说明：  应用龙格库塔算法求解动力学微分方程，求解时域数据(Solving dynamic differential equation with Runge Kutta algorithm)

预处理CG算法，在进行共轭梯度法之前先对系数矩阵进行预处理，再进行迭代(pretreatment congruent gradient)

说明：  这是用matlab实现em算法的程序，简单，易懂，共同学习噢。(EM)

正则化方法包括Tikhonov，tsvd,ttls,tgsvd,csvd(Regularization Method include Tikhonov，tsvd,ttls,tgsvd,csvd.)

matlab计算的自适应阈值分隔，非常好用，适用于初学者(matlab adaptive threshold calculation separated, very useful for beginners)

卡尔曼滤波的源程序，卡尔曼滤波是以最小均方误差为估计的最佳准则，来寻求一套递推估计的算法。它适合于实时处理和计算机运算。 (Kalman filtering of source code, Kalman filter based on minimum mean square error for estimating the best criteria to search for a recursive estimation algorithm. It is suitable for real-time processing and computing.)