Graph signal recovery using variational Bayes in Fourier pairs with Cramér-Rao bounds.
Razieh TorkamaniArash AminiHadi ZayyaniMehdi KorkiPublished in: Signal Process. (2024)
Keyphrases
- variational bayes
- signal recovery
- latent variables
- bayesian inference
- gaussian mixture model
- hyperparameters
- free energy
- upper bound
- latent dirichlet allocation
- bayesian learning
- lower bound
- posterior distribution
- pairwise
- image reconstruction
- exponential family
- expectation maximization
- image processing
- worst case
- frequency domain
- probabilistic model
- model selection
- bayesian framework
- topic models
- natural images