On accurate error estimates for the quaternion least squares and weighted least squares problems

DOI10.1080/00207160.2019.1642469zbMath1480.65089OpenAlexW2957845945WikidataQ127535178 ScholiaQ127535178MaRDI QIDQ5030630

Musheng Wei, Ying Li, Fengxia Zhang, Jianli Zhao

Publication date: 17 February 2022

Published in: International Journal of Computer Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/00207160.2019.1642469

zbMATH Keywords

error estimateleast squares problemeffective condition numberweighted least squares problemquaternion matrix

Mathematics Subject Classification ID

Numerical solutions to overdetermined systems, pseudoinverses (65F20) Eigenvalues, singular values, and eigenvectors (15A18) Numerical computation of matrix norms, conditioning, scaling (65F35) Conditioning of matrices (15A12)

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