randomgraph

说明：  Incoherent Scatter Radar model in Matlab. To calculate the theoretical spectra of radars.

包括GPS仿真的全套代码，matlab和C#。GPS信号的模拟、捕获、追踪，以及数据的处理，极限的解算，周跳的探测及整周模糊度的接算。有用的资料与大家共享后才能体现其价值，希望同仁们也能及时共享比较好的资料，大家一同探讨、进步。(ncludes a full set of GPS simulation code, matlab and C#. GPS signal simulation, capture, tracking, and data processing, limit solution, cycle slip detection and integer ambiguity. Only when useful information is shared with all of you can it reflect its value. We hope that colleagues can also share better information in time, and everyone will discuss and progress together.)

说明：  umat基础知识教学，适合刚接触UMAT的新手做参考(UMAT basic knowledge teaching, suitable for beginners)

说明：  通过设置参数构建最近邻耦合网络；计算网络的度分布(This program is to create a NN coupled network and calculate the degree distribution of a network.)

求解线接触弾流润滑中的压力与膜厚分布，包括雷诺方程、膜厚方程。变性方程、粘压方程以及密压方程的求解。(Solution of pressure and film thickness distribution in line contact lubrication)

已知动力系统方程，利用质量、刚度和力向量，求解响应程序(According dynamic system equation, including mass, stiffness and force vector, it is the program to be used to solve response)

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)

说明：  关于3维应力应变的金属本构方程子程序代码显式vumat(On the Subprogram Code of 3-D Stress-Strain Constitutive Equation of Metals Explicit VUMA)

基于netlogo环境下的建模仿真，实现SIR模型的病毒传播(Based on netlogo environment modeling and simulation, to achieve the SIR model of virus transmission)

abaqus 帮助文档中的蠕变本构模型，包括时效强化模型和应变强化模型，以及一个模型的inp文件(Creep constitutive model in abaqus help document, including time-based reinforcement model and strain reinforcement model, and inp file of a model)