输出层偏导数：首先计算损失函数相对于输出层神经元输出的偏导数。这通常直接依赖于所选的损失函数。 You signed in with A different 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 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... https://back-pr51503.blogvivi.com/34613434/rumored-buzz-on-back-pr