SUBROUTINE FILM

MATLAB神经网络案例分析 BP神经网络的数据分类-语音特征信号分类(MATLAB BP Neural Network - Classification of Speech Characteristic Signals)

实现了random waypoint模型(random waypoint model)

说明：  3.5 GHz 是 5G 网络部署的重要频段，本文结合射线跟踪模型，对 3.5 GHz 的无线传播特性进行了研究，并于 1.8 GHz 进行了对比，提出 5G 网络初期部署的建议(3.5GHz is an important frequency band for 5g network deployment. In this paper, the radio propagation characteristics of 3.5GHz are studied in combination with ray tracing model, and compared with 1.8GHz. Suggestions for initial deployment of 5g network are proposed)

ABAQUS 有限元子程序，粘弹性本构，蠕变应力松弛测试拟合结果 cohesive 粘接单元，用于分层分析的子程序，帮助初学者快速掌握ABAQUS的内聚体单元应用(ABAQUS umat creep stress relaxation fitting result Cohesive bonding unit, used for hierarchical analysis of the subroutine, to help beginners quickly grasp the ABAQUS cohesive unit application)

模拟退火算法与支持向量机算法的结合，提高了效率与精度(The combination of simulated annealing algorithm and support vector machine algorithm improves efficiency and accuracy.)

说明：  GRNN网络的预测——基于广义回归神经网络的货运量预测(Prediction of GRNN Network-- Freight Volume Forecast based on Generalized regression Neural Network)

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)

说明：  利用遗传算法求解TSP问题，具有比较实际的应用价值(It has practical application value to solve TSP problem by genetic algorithm)

说明：  该模型是对50kW、380V、50Hz三相三电平逆变器的两个相同电路进行建模。IGBT逆变器采用SPWM技术，(8kHz载频)将直流电源从a +/-200Vdc源转换为220V AC, 50Hz。逆变器通过75kVA 220/380V变压器输入50kW电阻负载。变频器输出采用L-C滤波器滤除主要产生于8kHz开关频率倍数(Fh=n*8000 +/-k*50Hz)附近的谐波频率Fh。逆变器所需的12个逆变脉冲由PWM发生器块产生。该系统以恒定的调制指标在开环中工作。 电路1使用三电平桥块对逆变器进行建模。电路2使用独立的IGBTs和二极管块。用开/关延时块模拟死区，仅在电路1上应用。(It is easy for us)

用于ABAQUS软件的子程序，可对金属材料的韧性断裂行为进行精确的计算，并预测其断裂行为。(The subroutine for ABAQUS software can be used to calculate the ductile fracture behavior of metal materials accurately and predict the fracture behavior.)