matlab

甲烷的19步简化反应机理文件，FORTRAN语言编写反应速度(ch4 reaction rate)

说明：  vumat案例,可以参考这个vumat子程序自行学习vumat的编写(hi. it is a file for VUMAT. it may help you to learn about it.)

计算非线性系统的分叉图和李雅普诺夫指数，用于判断系统的混沌状态，独立的两个文件(a tool to calculate bifurcation and Lyapunov exponent)

一个表达式计算库，支持算术，逻辑运算，位运算，支持多层级的if/then/else，功能强大。(Calculation of an expression library, support for arithmetic, logic operations, bit computing, multi-level support if/then/else, powerful.)

利用有限元理论，求一二维梁的固有频率和振型。短边固定，给定长度、横截面积，弹性模量及材料密度已知。并对比理论计算结果进行分析。各参数自己设定。(Using finite element theory, seeking a two-dimensional beam natural frequencies and modes. The short side is fixed, given the length, cross-sectional area, modulus of elasticity and density of the material is known. And compare the theoretical calculation results were analyzed. Each parameter set.)

用來計算帶通濾波器相關參數，可以看出響應圖(Band-pass filter is used to calculate the relevant parameters can be seen in Fig response)

用于求解超定方程组最小二乘解，稳定性高，速度快(To get the least square solution of superlattice dislocation.)

经典的人脸识别算法：2Dpca的实现，matlab实现环境。(Classical face recognition algorithms: 2Dpca the realization)

最小二乘法(LS)仿真三个参考节点定位一个定位节点，包括仿真参数和过程数据收集(Least squares (LS) simulation of three reference nodes positioning a positioning node, including the simulation parameters and process data collection)

对轨道不平顺采用耿贝尔分布进行拟合优度检验(On track irregularity using Gumbel distribution goodness of fit test)