BatchLSModel.java
/* Copyright 2002-2024 CS GROUP
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* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* CS licenses this file to You under the Apache License, Version 2.0
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*
* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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package org.orekit.estimation.leastsquares;
import java.util.List;
import org.orekit.estimation.measurements.ObservedMeasurement;
import org.orekit.orbits.Orbit;
import org.orekit.propagation.MatricesHarvester;
import org.orekit.propagation.Propagator;
import org.orekit.propagation.conversion.PropagatorBuilder;
import org.orekit.utils.ParameterDriversList;
/** Bridge between {@link ObservedMeasurement measurements} and {@link
* org.hipparchus.optim.nonlinear.vector.leastsquares.LeastSquaresProblem
* least squares problems}.
* @author Luc Maisonobe
* @since 8.0
*/
public class BatchLSModel extends AbstractBatchLSModel {
/** Name of the State Transition Matrix state. */
private static final String STM_NAME = BatchLSModel.class.getName() + "-derivatives";
/** Simple constructor.
* @param propagatorBuilders builders to use for propagation
* @param measurements measurements
* @param estimatedMeasurementsParameters estimated measurements parameters
* @param observer observer to be notified at model calls
*/
public BatchLSModel(final PropagatorBuilder[] propagatorBuilders,
final List<ObservedMeasurement<?>> measurements,
final ParameterDriversList estimatedMeasurementsParameters,
final ModelObserver observer) {
// call super constructor
super(propagatorBuilders, measurements, estimatedMeasurementsParameters, observer);
}
/** {@inheritDoc} */
@Override
protected MatricesHarvester configureHarvester(final Propagator propagator) {
return propagator.setupMatricesComputation(STM_NAME, null, null);
}
/** {@inheritDoc} */
@Override
protected Orbit configureOrbits(final MatricesHarvester harvester, final Propagator propagator) {
// Directly return the propagator's initial state
return propagator.getInitialState().getOrbit();
}
}