Lower Bounds for the Gibbs Sampler over Mixtures of Gaussians.
Christopher ToshSanjoy DasguptaPublished in: ICML (2014)
Keyphrases
- mixtures of gaussians
- gibbs sampler
- lower bound
- bayesian inference
- upper bound
- random fields
- posterior distribution
- gaussian mixture
- markov chain
- kl divergence
- objective function
- gibbs sampling
- worst case
- probabilistic model
- probability distribution
- optimal solution
- belief networks
- gaussian mixture model
- hyperparameters
- em algorithm
- maximum likelihood
- markov chain monte carlo
- markov random field
- higher order
- semi supervised
- information extraction