On the Ergodic Capacity-Achieving Covariance Matrix of Certain Classes of MIMO Channels.
Wonjong RheeGiorgio TariccoPublished in: IEEE Trans. Inf. Theory (2006)
Keyphrases
- covariance matrix
- multivariate normal
- covariance matrices
- class conditional densities
- mimo systems
- positive definite
- fading channels
- geometrical interpretation
- principal component analysis
- sample size
- objective function
- multiple input multiple output
- mahalanobis distance
- eigendecomposition
- gaussian mixture
- multivariate gaussian
- eigenvalues and eigenvectors
- computer vision
- estimation error
- correlation matrix
- pseudo inverse
- similarity measure
- transformation matrix
- dimensionality reduction
- convergence speed