three_level_NPC

buck-boost open loop

UDF添加动量源项 fluent仿真分析虚拟螺旋桨(UDF momentum)

说明：  direct transform method for data

说明：  这是关于粒子群优化算法优化回声状态网络的材料，特别适合初学者，可以帮助你们快速学习群体智能算法优化神经网络(This material is about particle swarm optimization algorithm optimization esN, especially suitable for beginners, can help you quickly learn swarm intelligence algorithm optimization neural network)

digital signal processing solution

在matlab里实现画图，分别可以画出五角星，长城和区域填充(In matlab realize in drawing,respectively, can draw a pentagram, the Great Wall and the area fills)

说明：  关于脉冲压缩的问题。脉冲压缩的质量直接影响雷达的探测性能。(Pulse compression on the issue. Direct impact on the quality of pulse compression radar detection performance.)

液压弹射的辅助计算程序，主要针对弹射的时间和受力大小分析(Auxiliary hydraulic catapult calculation program, mainly for ejection time and size of the force analysis)

power saving visual basic code1

Anisotropic Diffusion