Package gov.nih.mipav.model.algorithms

Class CeresSolver.ImplicitSchurComplement

java.lang.Object

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

gov.nih.mipav.model.algorithms.CeresSolver.ImplicitSchurComplement

Enclosing class:

CeresSolver

class CeresSolver.ImplicitSchurComplement
extends CeresSolver.LinearOperator

Field Summary

Fields

Modifier and Type	Field	Description
private CeresSolver.PartitionedMatrixView	A_
private double[]	b_
private CeresSolver.BlockSparseMatrix	block_diagonal_EtE_inverse_
private CeresSolver.BlockSparseMatrix	block_diagonal_FtF_inverse_
private double[]	D_
private CeresSolver.LinearSolverOptions	options_
private Vector<Double>	rhs_
private Vector<Double>	tmp_e_cols_
private Vector<Double>	tmp_e_cols_2_
private Vector<Double>	tmp_f_cols_
private Vector<Double>	tmp_rows_

Constructor Summary

Constructors

Constructor	Description
ImplicitSchurComplement(CeresSolver.LinearSolverOptions options)

Method Summary

Modifier and Type	Method	Description
private void	AddDiagonalAndInvert(double[] D, int D_start, CeresSolver.BlockSparseMatrix block_diagonal)
void	BackSubstitute(double[] x, double[] y)
CeresSolver.BlockSparseMatrix	block_diagonal_EtE_inverse()
CeresSolver.BlockSparseMatrix	block_diagonal_FtF_inverse()
void	Init(CeresSolver.BlockSparseMatrix A, double[] D, double[] b)
void	LeftMultiply(double[] x, double[] y)
int	num_cols()
int	num_rows()
Vector<Double>	rhs()
void	RightMultiply(double[] x, double[] y)
private void	UpdateRhs()

Methods inherited from class java.lang.Object

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

Field Details

options_

private CeresSolver.LinearSolverOptions options_

A_

private CeresSolver.PartitionedMatrixView A_

D_

private double[] D_

b_

private double[] b_

block_diagonal_EtE_inverse_

private CeresSolver.BlockSparseMatrix block_diagonal_EtE_inverse_

block_diagonal_FtF_inverse_

private CeresSolver.BlockSparseMatrix block_diagonal_FtF_inverse_

rhs_

private Vector<Double> rhs_

tmp_rows_

private Vector<Double> tmp_rows_

tmp_e_cols_

private Vector<Double> tmp_e_cols_

tmp_e_cols_2_

private Vector<Double> tmp_e_cols_2_

tmp_f_cols_

private Vector<Double> tmp_f_cols_

Constructor Details

ImplicitSchurComplement

public ImplicitSchurComplement(CeresSolver.LinearSolverOptions options)

Method Details

Init

public void Init(CeresSolver.BlockSparseMatrix A,
 double[] D,
 double[] b)

RightMultiply

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

Specified by:

RightMultiply in class CeresSolver.LinearOperator

LeftMultiply

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

Specified by:

LeftMultiply in class CeresSolver.LinearOperator

BackSubstitute

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

num_rows

public int num_rows()

Specified by:

num_rows in class CeresSolver.LinearOperator

num_cols

public int num_cols()

Specified by:

num_cols in class CeresSolver.LinearOperator

rhs

public Vector<Double> rhs()

block_diagonal_EtE_inverse

public CeresSolver.BlockSparseMatrix block_diagonal_EtE_inverse()

block_diagonal_FtF_inverse

public CeresSolver.BlockSparseMatrix block_diagonal_FtF_inverse()

AddDiagonalAndInvert

private void AddDiagonalAndInvert(double[] D,
 int D_start,
 CeresSolver.BlockSparseMatrix block_diagonal)

UpdateRhs

private void UpdateRhs()