Graphical Models: Difference between revisions
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Latest revision as of 06:56, 5 November 2005
Models | Marginal distribution over 'source' vectors (before an observation) |
Conditional distributions over 'source' vectors (after observation) |
Square | Independent (by assumption) |
Independent (because deterministic) |
Causal overcomplete |
Independent (by assumption) |
Dependent (explaining away) |
Energy-based overcomplete |
Dependent (rejecting-away) |
Independent (because deterministic) |
from Energy-Based Models for Sparse Overcomplete Representations Teh, Y. W, Welling, M., Osindero, S. and Hinton G. E., Journal of Machine Learning Research, 4, 2003 pp 1235-1260 [[1]]