Package gov.nih.mipav.model.algorithms

Class CeresSolver.SchurJacobiPreconditioner

java.lang.Object

gov.nih.mipav.model.algorithms.CeresSolver.LinearOperator

gov.nih.mipav.model.algorithms.CeresSolver.Preconditioner

gov.nih.mipav.model.algorithms.CeresSolver.TypedPreconditioner<CeresSolver.BlockSparseMatrix>

gov.nih.mipav.model.algorithms.CeresSolver.SchurJacobiPreconditioner

Enclosing class:

CeresSolver

class CeresSolver.SchurJacobiPreconditioner
extends CeresSolver.TypedPreconditioner<CeresSolver.BlockSparseMatrix>

Nested Class Summary

Nested classes/interfaces inherited from class gov.nih.mipav.model.algorithms.CeresSolver.Preconditioner

CeresSolver.Preconditioner.Options

Field Summary

Fields

Modifier and Type	Field	Description
private CeresSolver.SchurEliminatorBase	eliminator_
private CeresSolver.BlockRandomAccessDiagonalMatrix	m_
private CeresSolver.PreconditionerOptions	options_

Fields inherited from class gov.nih.mipav.model.algorithms.CeresSolver.Preconditioner

options

Constructor Summary

Constructors

Constructor	Description
SchurJacobiPreconditioner(CeresSolver.CompressedRowBlockStructure bs, CeresSolver.PreconditionerOptions options)

Method Summary

Modifier and Type	Method	Description
private void	InitEliminator(CeresSolver.CompressedRowBlockStructure bs)
int	num_rows()
void	RightMultiply(double[] x, double[] y)
boolean	UpdateImpl(CeresSolver.BlockSparseMatrix A, double[] D)

Methods inherited from class gov.nih.mipav.model.algorithms.CeresSolver.TypedPreconditioner

Update

Methods inherited from class gov.nih.mipav.model.algorithms.CeresSolver.Preconditioner

LeftMultiply, num_cols

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

options_

private CeresSolver.PreconditionerOptions options_

eliminator_

private CeresSolver.SchurEliminatorBase eliminator_

m_

private CeresSolver.BlockRandomAccessDiagonalMatrix m_

Constructor Detail

SchurJacobiPreconditioner

public SchurJacobiPreconditioner(CeresSolver.CompressedRowBlockStructure bs,
                                 CeresSolver.PreconditionerOptions options)

Method Detail

RightMultiply

public void RightMultiply(double[] x,
                          double[] y)

Specified by:

RightMultiply in class CeresSolver.Preconditioner

num_rows

public int num_rows()

Specified by:

num_rows in class CeresSolver.Preconditioner

InitEliminator

private void InitEliminator(CeresSolver.CompressedRowBlockStructure bs)

UpdateImpl

public boolean UpdateImpl(CeresSolver.BlockSparseMatrix A,
                          double[] D)

Specified by:

UpdateImpl in class CeresSolver.TypedPreconditioner<CeresSolver.BlockSparseMatrix>