Katherine and Martin Short pictured together in 2006
为什么需要非线性？ 想象一下，如果网络里每一层都是线性的（比如 y=Wx+b），无论堆叠多少层，最终网络都只是一条线性映射。深度堆叠就没有意义了，网络的表达能力非常有限。
。WPS下载最新地址对此有专业解读
ОАЭ задумались об атаке на Иран20:55
When he stole the show with the Spice Girls by showing off his breakdancing skills just before his third birthday, his mum declared him to be "the next Justin Timberlake".
ITmedia�̓A�C�e�B���f�B�A�������Ђ̓o�^���W�ł��B