Sparse Inverse Covariance Estimation.
Goran MarjanovicAlfred O. Hero IIIPublished in: IEEE Trans. Signal Process. (2015)
Keyphrases
- correlation matrix
- database
- sparse data
- estimation process
- compressed sensing
- sparse coding
- density estimation
- regularized regression
- dense motion estimation
- multivariate gaussian distribution
- elastic net
- compressive sensing
- estimation accuracy
- covariance matrix
- sparse representation
- parameter estimation
- high dimensional
- pairwise
- lower bound
- feature extraction