Characterization of optimal input distributions for Gaussian-mixture noise channels.
Hung V. VuNghi H. TranMustafa Cenk GursoyTho Le-NgocS. I. HariharanPublished in: CWIT (2015)
Keyphrases
- gaussian mixture
- closed form
- mixture distributions
- gaussian densities
- kl divergence
- probability density
- mixtures of gaussians
- em algorithm
- gaussian mixture model
- expectation maximization
- input data
- probability density function
- covariance matrix
- principal component analysis
- density estimation
- mixture of gaussians
- information retrieval
- maximum likelihood
- data mining
- worst case
- denoising
- kullback leibler divergence
- upper bound
- lower bound
- optimal solution