org.orekit.estimation.leastsquares

Class DSSTBatchLSModel

java.lang.Object

org.orekit.estimation.leastsquares.DSSTBatchLSModel

All Implemented Interfaces:

MultivariateJacobianFunction, BatchLSODModel

public class DSSTBatchLSModel
extends Object
implements BatchLSODModel

Bridge between measurements and least squares problems.

This class is an adaption of the BatchLSModel class but for the DSST propagator.

Since:

10.0

Author:

Luc Maisonobe, Bryan Cazabonne

Constructor Summary

Constructors

Constructor and Description
DSSTBatchLSModel(IntegratedPropagatorBuilder[] propagatorBuilders, List<ObservedMeasurement<?>> measurements, ParameterDriversList estimatedMeasurementsParameters, ModelObserver observer, PropagationType propagationType, PropagationType stateType) Simple constructor.

Method Summary

Modifier and Type	Method and Description
DSSTPropagator[]	createPropagators(RealVector point) Create the propagators and parameters corresponding to an evaluation point.
void	fetchEvaluatedMeasurement(int index, EstimatedMeasurement<?> evaluation) Fetch a measurement that was evaluated during propagation.
int	getEvaluationsCount() Get the evaluations count.
int	getIterationsCount() Get the iterations count.
ParameterDriversList	getSelectedPropagationDriversForBuilder(int iBuilder) Get the selected propagation drivers for a propagatorBuilder.
boolean	isForwardPropagation() Return the forward propagation flag.
void	setEvaluationsCounter(Incrementor evaluationsCounter) Set the counter for evaluations.
void	setIterationsCounter(Incrementor iterationsCounter) Set the counter for iterations.
Pair<RealVector,RealMatrix>	value(RealVector point)

Methods inherited from class java.lang.Object

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

Constructor Detail

DSSTBatchLSModel

public DSSTBatchLSModel(IntegratedPropagatorBuilder[] propagatorBuilders,
                        List<ObservedMeasurement<?>> measurements,
                        ParameterDriversList estimatedMeasurementsParameters,
                        ModelObserver observer,
                        PropagationType propagationType,
                        PropagationType stateType)

Simple constructor.

Parameters:

propagatorBuilders - builders to use for propagation

measurements - measurements

estimatedMeasurementsParameters - estimated measurements parameters

observer - observer to be notified at model calls

propagationType - type of the orbit used for the propagation (mean or osculating)

stateType - type of the elements used to define the orbital state (mean or osculating)

Method Detail

setEvaluationsCounter

public void setEvaluationsCounter(Incrementor evaluationsCounter)

Set the counter for evaluations.

Specified by:

setEvaluationsCounter in interface BatchLSODModel

Parameters:

evaluationsCounter - counter for evaluations

setIterationsCounter

public void setIterationsCounter(Incrementor iterationsCounter)

Set the counter for iterations.

Specified by:

setIterationsCounter in interface BatchLSODModel

Parameters:

iterationsCounter - counter for iterations

isForwardPropagation

public boolean isForwardPropagation()

Return the forward propagation flag.

Specified by:

isForwardPropagation in interface BatchLSODModel

Returns:

the forward propagation flag

value

public Pair<RealVector,RealMatrix> value(RealVector point)

Specified by:

value in interface MultivariateJacobianFunction

getIterationsCount

public int getIterationsCount()

Get the iterations count.

Specified by:

getIterationsCount in interface BatchLSODModel

Returns:

iterations count

getEvaluationsCount

public int getEvaluationsCount()

Get the evaluations count.

Specified by:

getEvaluationsCount in interface BatchLSODModel

Returns:

evaluations count

getSelectedPropagationDriversForBuilder

public ParameterDriversList getSelectedPropagationDriversForBuilder(int iBuilder)

Get the selected propagation drivers for a propagatorBuilder.

Specified by:

getSelectedPropagationDriversForBuilder in interface BatchLSODModel

Parameters:

iBuilder - index of the builder in the builders' array

Returns:

the list of selected propagation drivers for propagatorBuilder of index iBuilder

createPropagators

public DSSTPropagator[] createPropagators(RealVector point)

Create the propagators and parameters corresponding to an evaluation point.

Specified by:

createPropagators in interface BatchLSODModel

Parameters:

point - evaluation point

Returns:

an array of new propagators

fetchEvaluatedMeasurement

public void fetchEvaluatedMeasurement(int index,
                                      EstimatedMeasurement<?> evaluation)

Fetch a measurement that was evaluated during propagation.

Specified by:

fetchEvaluatedMeasurement in interface BatchLSODModel

Parameters:

index - index of the measurement first component

evaluation - measurement evaluation