Non-parametric likelihood based channel estimator for Gaussian mixture noise.
Vimal BhatiaBernard MulgrewPublished in: Signal Process. (2007)
Keyphrases
- gaussian mixture
- maximum likelihood
- probability density function
- mixture of gaussians
- em algorithm
- expectation maximization
- gaussian mixture model
- mixtures of gaussians
- mixture model
- closed form
- least squares
- covariance matrix
- probability density
- density estimation
- gaussian density
- noise level
- maximum likelihood estimation
- maximum a posteriori
- lower bound
- gaussian densities
- gaussian process
- image reconstruction
- probability distribution
- probabilistic model
- high dimensional