java.lang.Object
- gov.nih.mipav.model.algorithms.CeresSolver.SchurEliminatorBase
- - gov.nih.mipav.model.algorithms.CeresSolver.SchurEliminator

Enclosing class:: CeresSolver

class CeresSolver.SchurEliminator
extends CeresSolver.SchurEliminatorBase

Field Summary

Fields
Modifier and Type	Field	Description
`private boolean`	`assume_full_rank_ete_`
`private double[]`	`buffer_`
`(package private) int`	`buffer_size_`
`private double[]`	`chunk_outer_product_buffer_`
`(package private) java.util.Vector<CeresSolver.Chunk>`	`chunks_`
`private CeresSolver.Context`	`context_`
`private int`	`kEBlockSize`
`private int`	`kFBlockSize`
`private int`	`kRowBlockSize`
`private java.util.Vector<java.lang.Integer>`	`lhs_row_layout_`
`private int`	`num_eliminate_blocks_`
`private int`	`num_threads_`
`private java.util.Vector<java.util.concurrent.locks.Lock>`	`rhs_locks_`
`(package private) int`	`uneliminated_row_begins_`

Constructor Summary

Constructors
Constructor	Description
`SchurEliminator(int kRowBlockSize, int kEBlockSize, int kFBlockSize, CeresSolver.LinearSolverOptions options)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`BackSubstitute(CeresSolver.BlockSparseMatrix A, double[] b, double[] D, double[] z, double[] y)`
`private void`	`ChunkDiagonalBlockAndGradient(CeresSolver.Chunk chunk, CeresSolver.BlockSparseMatrix A, double[] b, int row_block_counter, double[][] etearr, double[] g, double[] buffer, CeresSolver.BlockRandomAccessMatrix lhs)`
`private void`	`ChunkOuterProduct(int thread_id, CeresSolver.CompressedRowBlockStructure bs, double[][] inverse_ete, double[] buffer, java.util.HashMap<java.lang.Integer,java.lang.Integer> buffer_layout, CeresSolver.BlockRandomAccessMatrix lhs)`
`private void`	`EBlockRowOuterProduct(CeresSolver.BlockSparseMatrix A, int row_block_index, CeresSolver.BlockRandomAccessMatrix lhs)`
`void`	`Eliminate(CeresSolver.BlockSparseMatrix A, double[] b, double[] D, CeresSolver.BlockRandomAccessMatrix lhs, double[] rhs)`
`void`	`finalize()`
`void`	`Init(int num_eliminate_blocks, boolean assume_full_rank_ete, CeresSolver.CompressedRowBlockStructure bs)`
`private void`	`NoEBlockRowOuterProduct(CeresSolver.BlockSparseMatrix A, int row_block_index, CeresSolver.BlockRandomAccessMatrix lhs)`
`private void`	`NoEBlockRowsUpdate(CeresSolver.BlockSparseMatrix A, double[] b, int row_block_counter, CeresSolver.BlockRandomAccessMatrix lhs, double[] rhs)`
`private void`	`UpdateRhs(CeresSolver.Chunk chunk, CeresSolver.BlockSparseMatrix A, double[] b, int row_block_counter, double[] inverse_ete_g, double[] rhs)`

Methods inherited from class java.lang.Object
clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

kRowBlockSize
```
private int kRowBlockSize
```

kEBlockSize
```
private int kEBlockSize
```

kFBlockSize
```
private int kFBlockSize
```

num_threads_
```
private int num_threads_
```

context_
```
private CeresSolver.Context context_
```

num_eliminate_blocks_
```
private int num_eliminate_blocks_
```

assume_full_rank_ete_
```
private boolean assume_full_rank_ete_
```

lhs_row_layout_

private java.util.Vector<java.lang.Integer> lhs_row_layout_

chunks_

java.util.Vector<CeresSolver.Chunk> chunks_

buffer_
```
private double[] buffer_
```

chunk_outer_product_buffer_

private double[] chunk_outer_product_buffer_

buffer_size_
```
int buffer_size_
```

uneliminated_row_begins_
```
int uneliminated_row_begins_
```

rhs_locks_

private java.util.Vector<java.util.concurrent.locks.Lock> rhs_locks_

Constructor Detail

SchurEliminator

public SchurEliminator(int kRowBlockSize,
                       int kEBlockSize,
                       int kFBlockSize,
                       CeresSolver.LinearSolverOptions options)

Method Detail

finalize
```
public void finalize()
```
Overrides:

finalize in class java.lang.Object

Init

public void Init(int num_eliminate_blocks,
                 boolean assume_full_rank_ete,
                 CeresSolver.CompressedRowBlockStructure bs)

Specified by:: Init in class CeresSolver.SchurEliminatorBase

Eliminate

public void Eliminate(CeresSolver.BlockSparseMatrix A,
                      double[] b,
                      double[] D,
                      CeresSolver.BlockRandomAccessMatrix lhs,
                      double[] rhs)

Specified by:: Eliminate in class CeresSolver.SchurEliminatorBase

BackSubstitute

public void BackSubstitute(CeresSolver.BlockSparseMatrix A,
                           double[] b,
                           double[] D,
                           double[] z,
                           double[] y)

Specified by:: BackSubstitute in class CeresSolver.SchurEliminatorBase

NoEBlockRowsUpdate

private void NoEBlockRowsUpdate(CeresSolver.BlockSparseMatrix A,
                                double[] b,
                                int row_block_counter,
                                CeresSolver.BlockRandomAccessMatrix lhs,
                                double[] rhs)

NoEBlockRowOuterProduct

private void NoEBlockRowOuterProduct(CeresSolver.BlockSparseMatrix A,
                                     int row_block_index,
                                     CeresSolver.BlockRandomAccessMatrix lhs)

ChunkOuterProduct

private void ChunkOuterProduct(int thread_id,
                               CeresSolver.CompressedRowBlockStructure bs,
                               double[][] inverse_ete,
                               double[] buffer,
                               java.util.HashMap<java.lang.Integer,java.lang.Integer> buffer_layout,
                               CeresSolver.BlockRandomAccessMatrix lhs)

UpdateRhs

private void UpdateRhs(CeresSolver.Chunk chunk,
                       CeresSolver.BlockSparseMatrix A,
                       double[] b,
                       int row_block_counter,
                       double[] inverse_ete_g,
                       double[] rhs)

ChunkDiagonalBlockAndGradient

private void ChunkDiagonalBlockAndGradient(CeresSolver.Chunk chunk,
                                           CeresSolver.BlockSparseMatrix A,
                                           double[] b,
                                           int row_block_counter,
                                           double[][] etearr,
                                           double[] g,
                                           double[] buffer,
                                           CeresSolver.BlockRandomAccessMatrix lhs)

EBlockRowOuterProduct

private void EBlockRowOuterProduct(CeresSolver.BlockSparseMatrix A,
                                   int row_block_index,
                                   CeresSolver.BlockRandomAccessMatrix lhs)

Class CeresSolver.SchurEliminator

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

kRowBlockSize

kEBlockSize

kFBlockSize

num_threads_

context_

num_eliminate_blocks_

assume_full_rank_ete_

lhs_row_layout_

chunks_

buffer_

chunk_outer_product_buffer_

buffer_size_

uneliminated_row_begins_

rhs_locks_

Constructor Detail

SchurEliminator

Method Detail

finalize

Init

Eliminate

BackSubstitute

NoEBlockRowsUpdate

NoEBlockRowOuterProduct

ChunkOuterProduct

UpdateRhs

ChunkDiagonalBlockAndGradient

EBlockRowOuterProduct