网络的权重和偏置如下（这些值是随机初始化的，实际情况中会使用随机初始化）： You signed in with Yet another tab or window. Reload to refresh your session. You signed out in A further tab or window. Reload to refresh your session. You switched accounts on Yet another tab or window. Reload to refresh your session. 前向传播是神经网络通过层级结构和参数，将输入数据逐步转换为预测结果的过程，... https://back-pr17260.myparisblog.com/34553964/not-known-factual-statements-about-back-pr