\begin{equation} f(x)= \left\{ \begin{array}{lr} x,& x>0. \\ \alpha(e^{x}-1), & x\leq 0.\\ \end{array} \right. \end{equation} 梯度爆炸 梯度误差是在神经网络训练期间计算的方向和梯度,神经网络以正确的方向和数值更新网络权重。在深度网络或递归神经网络中,梯度误差可能在更新过程中...
(Mathematics) hyperbolic tangent; a hyperbolic function that is the ratio of sinh to cosh [C20: from tan(gent) + h(yperbolic)] Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014...