/**
* Calls the {@code CrossfoldCommand} and adds the resulting {@code TTDataSet}s to the {@code
* TrainTestEvalCommand}.
*
* <p>Any exceptions that are thrown are wrapped as {@code RuntimeExceptions}.
*
* @param cross
* @return Itself to allow for method chaining.
*/
public SimpleEvaluator addDataset(CrossfoldTask cross) {
cross.setProject(project);
try {
for (TTDataSet data : cross.perform()) {
result.addDataset(data);
}
} catch (TaskExecutionException e) {
throw new RuntimeException(e);
}
return this;
}
/**
* Constructs a new {@code CrossfoldCommand} and configures it before adding the datasets to the
* {@code TrainTestEvalCommand}.
*
* @param name The name of the crossfold
* @param source The source for the crossfold
* @param partitions The number of partitions
* @param holdout The holdout fraction
* @return Itself for chaining.
*/
public SimpleEvaluator addDataset(
String name, DataSource source, int partitions, double holdout) {
CrossfoldTask cross =
new CrossfoldTask(name)
.setSource(source)
.setPartitions(partitions)
.setHoldoutFraction(holdout);
cross.setProject(project);
addDataset(cross);
return this;
}