这是我写的一个三维粒子群优化的源码，初始化部分可以更改模型的各个参量，当然代码结构可以进一步优化，感兴趣的可以进一步探究(This is what I wrote a three-dimensional particle swarm optimization source code, the initialization part can change the parameters of the model, of course, the code structure can be further optimized, interested can further explore)