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Detecting Abrupt Change of Channel Covariance Matrix in IRS-Assisted Communication.
Runnan Liu
Liang Liu
Yin Xu
Dazhi He
Wenjun Zhang
Chang Wen Chen
Published in:
IEEE Wirel. Commun. Lett. (2024)
Keyphrases
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covariance matrix
abrupt change
covariance matrices
principal component analysis
sample size
correlation matrix
multivariate gaussian
wide field
geometrical interpretation
objective function
gaussian mixture
eigenvalues and eigenvectors
similarity measure
cma es