LeastSquaresFactory.LocalValueAndJacobianFunction

java.lang.Object
- org.apache.commons.math3.fitting.leastsquares.LeastSquaresFactory.LocalValueAndJacobianFunction

All Implemented Interfaces:

MultivariateJacobianFunction, ValueAndJacobianFunction

Enclosing class:

LeastSquaresFactory
```
private static class LeastSquaresFactory.LocalValueAndJacobianFunction
extends java.lang.Object
implements ValueAndJacobianFunction
```
Combine a MultivariateVectorFunction with a MultivariateMatrixFunction to produce a MultivariateJacobianFunction.

Field Summary

Fields
Modifier and Type Field Description

private MultivariateMatrixFunction jacobian
Model's Jacobian.

private MultivariateVectorFunction value
Model.

Constructor Summary

Constructors
Constructor Description

LocalValueAndJacobianFunction(MultivariateVectorFunction value, MultivariateMatrixFunction jacobian)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`RealMatrix`	`computeJacobian(double[] params)`	Compute the Jacobian.
`RealVector`	`computeValue(double[] params)`	Compute the value.
`Pair<RealVector,RealMatrix>`	`value(RealVector point)`	Compute the function value and its Jacobian.

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

- Field Detail
  - value
```
private final MultivariateVectorFunction value
```
    Model.
  - jacobian
```
private final MultivariateMatrixFunction jacobian
```
    Model's Jacobian.
- Constructor Detail
  - LocalValueAndJacobianFunction
```
LocalValueAndJacobianFunction(MultivariateVectorFunction value,
                              MultivariateMatrixFunction jacobian)
```
    Parameters:
    
    value - Model function.
    
    jacobian - Model's Jacobian function.
- Method Detail
  - value
```
public Pair<RealVector,RealMatrix> value(RealVector point)
```
    Compute the function value and its Jacobian.
    
    Specified by:
    
    value in interface MultivariateJacobianFunction
    
    Parameters:
    
    point - the abscissae
    
    Returns:
    
    the values and their Jacobian of this vector valued function.
  - computeValue
```
public RealVector computeValue(double[] params)
```
    Compute the value.
    
    Specified by:
    
    computeValue in interface ValueAndJacobianFunction
    
    Parameters:
    
    params - Point.
    
    Returns:
    
    the value at the given point.
  - computeJacobian
```
public RealMatrix computeJacobian(double[] params)
```
    Compute the Jacobian.
    
    Specified by:
    
    computeJacobian in interface ValueAndJacobianFunction
    
    Parameters:
    
    params - Point.
    
    Returns:
    
    the Jacobian at the given point.