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Varieties of Helmholtz Machine

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Citation

Dayan, P., & Hinton, G. (1996). Varieties of Helmholtz Machine. Neural networks, 9(8), 1385-1403. doi:10.1016/S0893-6080(96)00009-3.


Cite as: https://hdl.handle.net/21.11116/0000-0002-D683-8
Abstract
The Helmholtz machine is a new unsupervised learning architecture that uses top-down connections to build probability density models of input and bottom-up connections to build inverses to those models. The wake-sleep learning algorithm for the machine involves just the purely local delta rule. This paper suggests a number of different varieties of Helmholtz machines, each with its own strengths and weaknesses, and relates them to cortical information processing.