IEEE

A Sparse Array DOA Estimation Approach Based on Matrix Completion

Abstract: In order to improve the performance of direction of arrival (DOA) estimation for sparse array, this paper applies low-rank matrix completion theory to DOA estimation and proposes an improved ...
IEEE

Algebraic Covariance Matrix Reconstruction for Sparse Arrays Using Newton’s Identities

Abstract: Reconstructing the full covariance matrix from incomplete measurements of a non-redundant sparse linear array (NRA) is crucial for high-resolution direction-of-arrival (DoA) estimation.