Skip to main content
. Author manuscript; available in PMC: 2019 Aug 9.
Published in final edited form as: Phys Rep. 2019 Mar 14;810:1–124. doi: 10.1016/j.physrep.2019.03.001

FIG. 63.

FIG. 63

Deep Boltzmann Machine contain multiple hidden layers. To train deep networks, first we perform layerwise training where each two layers are treated as a RBM. This can be followed by fine-tuning using gradient descent and persistent contrastive divergence (PCD).