利用遗传算法优化BP神经网络权值和阈值，然后进行训练，利用训练好的模型进行预估。附实例-The use of genetic algorithm to optimize BP neural network weights and thresholds, and then training, training a good use of forecast models. Attached examples

BP神经网络预测汽油浓度，神经网络，MATLAB(BP neural network prediction of gasoline concentration, neural network, matlab)