chap4_1

极限学习机用于数据建模，可定性定量。代码有相关解释，直接运行。(The extreme learning machine is used for data modeling and can be qualitatively quantified.The code has an explanation and runs directly.)

说明：  六边形蜂窝自动建模插件，能在abaqus中自动建立蜂窝模型(Hexagonal honeycomb automatic modeling plug-in)

说明：  关于J2塑性流动理论的金属3的材料本构隐式子程序umat(Implicit Subprogram UMAT for Material Constitutive of Metal 3 in J2 Plastic Flow Theory)

说明：  使用python语言实现复杂网络SIR和SIS模型编程(SIR AND SIS model with python language)

自适应（ self-adaptive）是指处理和分析过程中,根据处理数据的数据特征自动调整处理方法、处理顺序、处理参数、边界条件或约束条件,使其与所处理数据的统计分布特征、结构特征相适应,以取得最佳的处理效果(Self-adaptive refers to the automatic adjustment of processing methods, processing sequence, processing parameters, boundary conditions or constraints according to the data characteristics in the process of processing and analysis, so as to adapt them to the statistical distribution characteristics and structural features of the processed data, so as to achieve the best processing effect.)

说明：  这是典型双连杆机械臂的PD控制的matlab仿真，非常适合初始学机械臂控制折者(This is the MATLAB simulation of PD control of a typical double link manipulator, which is very suitable for the original manipulator to learn how to control the folding)

直流配网模型，非常基础的直流配网模型，便于对直流配网的基本掌握和学习(DC distribution network model, very basic DC distribution network model, easy to grasp and learn the basic DC distribution network)

用amra实现的风电功率预测，代码可直接运行(Wind power forecasting realized by amra, the code can run directly)

说明：  可以用于在ABAQUS中进行蠕变损失分析(For creep rupture analysis in ABAQUS)

说明：  fluent UDS的一段程序，可以照着这个自学UDS，很好用(A program of fluent UDS can be used for self-study according to this UDS)