前向计算:没啥好说的,一层一层套着算就完事了 y = f( ... f( Wlayer2T f( Wlayer1Tx ) ) ) 反向求导:链式法则 单独看一个神经元的计算,z (就是logit)对 wi 的偏微分等于 xi : 再看多层的情况,...
2023-05-28编程教程Backpropagation,传播http://www.cnblogs.com/charlotte77/p/5629865.html http://www.cnblogs.com/daniel-D/archive/2013/06/03/3116278.html http://deeplearning.stanford.edu/wiki/index.php/%E5%8F%8D%E5%90%91%E4%BC%A0%E5%AF%B...
2023-05-28编程教程Backpropagation,传播