Optimal approximation of a large matrix by a sum of projected linear mappings on prescribed subspaces

DOI10.13001/ela.2024.8645zbMath1547.65046MaRDI QIDQ6628866

Anatoli Torokhti, Phil G. Howlett

Publication date: 29 October 2024

Published in: ELA. The Electronic Journal of Linear Algebra (Search for Journal in Brave)

zbMATH Keywords

Moore-Penrose inversematrix approximationblock matrix operations

Mathematics Subject Classification ID

Numerical optimization and variational techniques (65K10) Theory of matrix inversion and generalized inverses (15A09) Numerical computation of matrix norms, conditioning, scaling (65F35) Numerical methods for low-rank matrix approximation; matrix compression (65F55)

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