Detection of Abrupt Change in Channel Covariance Matrix for Multi-Antenna Communication.
Runnan LiuLiang LiuDazhi HeWenjun ZhangErik G. LarssonPublished in: GLOBECOM (2021)
Keyphrases
- covariance matrix
- abrupt change
- covariance matrices
- principal component analysis
- wide field
- wireless communication systems
- sample size
- antenna array
- multivariate gaussian
- correlation matrix
- detection algorithm
- objective function
- eigenvalues and eigenvectors
- geometrical interpretation
- computer vision
- biologically inspired
- maximum likelihood
- cma es