@Override
public double findCutoff() {
if (cutoffStrategy == null) {
return Double.NaN;
}
double cut = cutoffStrategy.findCutoff(this, getParams());
updateCutoff(cut);
return cut;
}
private void init() {
resultType =
ClusteringType.parse(
props.getObject(AlgParams.CLUSTERING_TYPE, ClusteringType.ROWS_CLUSTERING));
cutoffStrategy = CutoffStrategyFactory.getInstance().getDefault();
if (cutoffStrategy != null) {
InternalEvaluatorFactory<E, Cluster<E>> ief = InternalEvaluatorFactory.getInstance();
cutoffStrategy.setEvaluator(ief.getDefault());
}
noise = null;
}
@Override
public double findCutoff(CutoffStrategy strategy) {
double cut = strategy.findCutoff(this, getParams());
this.clustering = updateCutoff(cut);
return cut;
}