new HashMap<>();
for (Entry<Configuration, List<T>> configTuples : configMap.entrySet()) {
List<T> inputData = configTuples.getValue();
// Pre-process data
@SuppressWarnings("rawtypes")
IDMDataPreProcessor preProcessor =
predGenFactory.createPreprocessor(predGenParameters);
if (preProcessor != null) {
inputData = preProcessor.preprocess(inputData);
}
if (inputData.isEmpty()) {
continue;
}