java.lang.Object
- gov.nih.mipav.model.algorithms.CeresSolver.LineSearchDirection
- - gov.nih.mipav.model.algorithms.CeresSolver.BFGS

Enclosing class:: CeresSolver

class CeresSolver.BFGS
extends CeresSolver.LineSearchDirection

Field Summary

Fields
Modifier and Type	Field	Description
`private boolean`	`initialized_`
`private Jama.Matrix`	`inverse_hessian_`
`private boolean`	`is_positive_definite_`
`private int`	`num_parameters_`
`private boolean`	`use_approximate_eigenvalue_scaling_`

Fields inherited from class gov.nih.mipav.model.algorithms.CeresSolver.LineSearchDirection
options

Constructor Summary

Constructors
Constructor Description

BFGS(int num_parameters, boolean use_approximate_eigenvalue_scaling)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`NextDirection(CeresSolver.LineSearchMinimizer.State previous, CeresSolver.LineSearchMinimizer.State current, java.util.Vector<java.lang.Double> search_direction)`

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

Field Detail

num_parameters_
```
private int num_parameters_
```

use_approximate_eigenvalue_scaling_

private boolean use_approximate_eigenvalue_scaling_

inverse_hessian_
```
private Jama.Matrix inverse_hessian_
```

initialized_
```
private boolean initialized_
```

is_positive_definite_
```
private boolean is_positive_definite_
```

Constructor Detail

BFGS

public BFGS(int num_parameters,
            boolean use_approximate_eigenvalue_scaling)

Method Detail

NextDirection

public boolean NextDirection(CeresSolver.LineSearchMinimizer.State previous,
                             CeresSolver.LineSearchMinimizer.State current,
                             java.util.Vector<java.lang.Double> search_direction)

Specified by:: NextDirection in class CeresSolver.LineSearchDirection

Class CeresSolver.BFGS

Field Summary

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

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

num_parameters_

use_approximate_eigenvalue_scaling_

inverse_hessian_

initialized_

is_positive_definite_

Constructor Detail

BFGS

Method Detail

NextDirection