单纯形法是一种不错的随机搜索算法，但是其受初始值的选取，步长大小的影响较大，容易陷入局部收敛。程序中列出了基本单纯形法，和几种改进的单纯形法，包括变步长的单纯形法，单纯形加遗传算法等。-simplex method is a good random search algorithm, but its initial value by the selection, step in a larger size, easy to be trapped into local convergence. P

一种基于单纯形法的改进微粒群优化算法及其收敛性分析-Simplex Method Based on Improved Particle Swarm Optimization Algorithm and Its Convergence Analysis