Estimation of Sparse Directional Connectivity With Expectation Maximization.
Misagh KhayambashiArnold Lee SwindlehurstPublished in: IEEE Trans. Signal Process. (2019)
Keyphrases
- expectation maximization
- em algorithm
- maximum likelihood estimation
- log likelihood function
- parameter estimation
- maximum likelihood
- mixture model
- sparse representation
- high dimensional
- gaussian mixture model
- compressive sensing
- probabilistic model
- dense motion estimation
- signal reconstruction
- model based clustering
- maximum likelihood estimates
- regularized regression
- accurate estimation
- sparse data
- estimation algorithm
- generative model
- estimation accuracy
- parametric models