Cybernetics and Systems Analysis / Issue (2020, 56 (4))
Khimich A.N.,
Nikolaevskaya E.A.
Existence and uniqueness of the weighed normal pseudosolution The problem of weighted least squares with positive definite weights M and N for matrices of arbitrary form and rank is analyzed. The existence and uniqueness of the M-weighted least-squares solution with a minimal N-norm of the system Ax = b are proved. © 2020, Springer Science+Business Media, LLC, part of Springer Nature. Keywords: weighted least squares problem, weighted normal pseudosolution, weighted pseudoinverse, Cybernetics, Existence and uniqueness, N-norms, Positive definite, Weighted least squares, Weighted least squares solutions, Weighted normal pseudosolutions, Computer science
Cite: Khimich A.N.,
Nikolaevskaya E.A.
(2020). Existence and uniqueness of the weighed normal pseudosolution. Cybernetics and Systems Analysis, 56 (4), 28–34. doi: https://doi.org/10.1007/s10559-020-00270-5 http://jnas.nbuv.gov.ua/article/UJRN-0001129991 [In Russian]. |