Novel channel covariance matrix feedback strategy in coordinated multicell MISO networks.
Zhiyu ZhangKah Chan TehKwok Hung LiPublished in: ICICS (2013)
Keyphrases
- covariance matrix
- covariance matrices
- sample size
- principal component analysis
- mahalanobis distance
- positive definite
- geometrical interpretation
- gaussian mixture
- correlation matrix
- objective function
- eigenvalues and eigenvectors
- pseudo inverse
- estimation error
- symmetric matrix
- computer vision
- multivariate normal
- particle swarm optimization
- maximum likelihood
- probability distribution
- multivariate gaussian
- feature vectors
- mahalanobis metric