@nrailgun
2016-08-25T15:26:15.000000Z
字数 574
阅读 1507
机器学习
An auto encoder is an unsupervised learning algorithm that applies backpropagation, setting the target values to be equal to the inputs, i.e.,
To impose a "sparsity" constraint on hidden units, we add a KL divergence term to the loss function.
Our overall loss function is