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On the regularization matrix of the regularized DPSS preconditioner for non-Hermitian saddle-point problems.

Ju-Li Zhang
Published in: Comput. Appl. Math. (2020)
Keyphrases
  • saddle point
  • linear systems
  • support vector
  • least squares
  • principal component analysis
  • sufficient conditions
  • low rank
  • maximum margin
  • variational inequalities