Maximum Likelihood Structured Covariance Matrix Estimation and connections to SBL: A Path to Gridless DoA Estimation.

Rohan R. Pote Bhaskar D. Rao

Published in: IEEECONF (2022)

Keyphrases

covariance matrix
doa estimation
maximum likelihood
covariance matrices
estimation error
direction of arrival

parameter estimation
maximum likelihood estimation
canonical correlation analysis
sample size
principal component analysis
principal components analysis

maximum a posteriori
pseudo inverse
gaussian distribution
geometrical interpretation
shortest path

em algorithm
expectation maximization
signal to noise ratio
gaussian mixture model
image processing