利用PSO訓(xùn)練BP神經(jīng)網(wǎng)絡(luò)的matlab代碼。 粒子群算法優(yōu)化BP神經(jīng)網(wǎng)絡(luò)，可用于指標(biāo)預(yù)測(cè) (BP neural network optimized by Particle swarm optimization (PSO) that can be used for index prediction)