The teaching of the neural network is divided into three stages, each stage for teaching one perceptron.At any stage, the optimized BTS must be present for perceptrons to know what it can do.

• 神经网络的“教育”分成三步骤，每一步骤“教育”一个感知机，在任何一步骤，这个优化了的BTS必须存在为的是“感知机们”知道它自己能做什么。