Low-rank multi-parametric covariance identification

We propose a differential geometric approach for building families of low-rank covariance matrices, via interpolation on low-rank matrix manifolds. In contrast with standard parametric covariance classes, these families offer significant flexibility for problem-specific tailoring via the choice of “...

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Bibliographic Details
Main Authors: Musolas, A, Massart, EM, Hendrickx, JM, Absil, P-A, Marzouk, Y
Format: Journal article
Language:English
Published: Springer 2021