中文说明：bp神经网络的matlab的预测，很实用，6个自变量的数据，和1个因变量的数据做BP神经网络预测，一起有7组数据，其中前面6组是自变量，后面一组是因变量，一起146组数据，我是拿其中120组做训练，26组做预测，
English Description：
BP neural network matlab prediction, very practical, 6 independent variable data, and a dependent variable data do BP neural network prediction, together with 7 groups of data, in which the first 6 groups are independent variables, the latter group is dependent variables, with 146 groups of data, I take 120 groups of them for training, 26 groups for prediction,