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。 This can be carried out as Section of an official patch or bug fix. For open up-resource program, for example Linux, a backport might be supplied by a 3rd party and afterwards submitted towards the software package progress staff. A backport is mostly made use of to address safety https://alexistnboa.blogdun.com/34658450/not-known-facts-about-backpr-site