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 mean field annealing


Optimization by Mean Field Annealing

Neural Information Processing Systems

Nearly optimal solutions to many combinatorial problems can be found using stochastic simulated annealing. This paper extends the concept of simulated annealing from its original formulation as a Markov process to a new formulation based on mean field theory. Mean field annealing essentially replaces the discrete de(cid:173) grees of freedom in simulated annealing with their average values as computed by the mean field approximation. The net result is that equilibrium at a given temperature is achieved 1-2 orders of magnitude faster than with simulated annealing. A general frame(cid:173) work for the mean field annealing algorithm is derived, and its re(cid:173) lationship to Hopfield networks is shown.




Range Image Restoration Using Mean Field Annealing

Neural Information Processing Systems

A new optimization strategy, Mean Field Annealing, is presented. Its application to MAP restoration of noisy range images is derived and experimentally verified.