TaoADMMSetRegularizerHessianRoutine#

Sets the user-defined regularizer Hessian call-back function, to be used for subsolverZ.

Synopsis#

#include "petsctao.h" 
PetscErrorCode TaoADMMSetRegularizerHessianRoutine(Tao tao, Mat H, Mat Hpre, PetscErrorCode (*func)(Tao, Vec, Mat, Mat, void *), void *ctx)

Collective

Input Parameters#

  • tao - the Tao context

  • H - user-created matrix for the Hessian of the regularization term

  • Hpre - user-created matrix for the preconditioner of Hessian of the regularization term

  • func - function pointer for the regularizer Hessian evaluation

  • ctx - user context for the regularizer Hessian

See Also#

TAOADMM

Level#

advanced

Location#

src/tao/constrained/impls/admm/admm.c

Examples#

src/tao/constrained/tutorials/tomographyADMM.c

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