private void reestimate() {
SemOptimizer optimizer;
String type = wrapper.getSemOptimizerType();
if ("Regression".equals(type)) {
optimizer = new SemOptimizerRegression();
} else if ("EM".equals(type)) {
optimizer = new SemOptimizerEm();
} else if ("Powell".equals(type)) {
optimizer = new SemOptimizerPowell();
} else if ("Random Search".equals(type)) {
optimizer = new SemOptimizerScattershot();
} else if ("RICF".equals(type)) {
optimizer = new SemOptimizerRicf();
} else if ("Powell".equals(type)) {
optimizer = new SemOptimizerPowell();
} else {
throw new IllegalArgumentException("Unexpected optimizer " + "type: " + type);
}
int numRestarts = wrapper.getNumRestarts();
optimizer.setNumRestarts(numRestarts);
java.util.List<SemEstimator> estimators = wrapper.getMultipleResultList();
java.util.List<SemEstimator> newEstimators = new ArrayList<>();
for (SemEstimator estimator : estimators) {
SemPm semPm = estimator.getSemPm();
DataSet dataSet = estimator.getDataSet();
ICovarianceMatrix covMatrix = estimator.getCovMatrix();
SemEstimator newEstimator;
if (dataSet != null) {
newEstimator = new SemEstimator(dataSet, semPm, optimizer);
newEstimator.setNumRestarts(numRestarts);
newEstimator.setScoreType(wrapper.getScoreType());
} else if (covMatrix != null) {
newEstimator = new SemEstimator(covMatrix, semPm, optimizer);
newEstimator.setNumRestarts(numRestarts);
newEstimator.setScoreType(wrapper.getScoreType());
} else {
throw new IllegalStateException(
"Only continuous "
+ "rectangular data sets and covariance matrices "
+ "can be processed.");
}
newEstimator.estimate();
newEstimators.add(newEstimator);
}
wrapper.setSemEstimator(newEstimators.get(0));
wrapper.setMultipleResultList(newEstimators);
resetSemImEditor();
}
