Extends a data class with this trait if you want PredictionIO to
automatically perform sanity check on your data classes during training.
This is very useful when you need to debug your engine.
Implement this method to perform checks on your data.
Implement this method to perform checks on your data. This method should
contain assertions that throw exceptions when your data does not meet
your pre-defined requirement.
Extends a data class with this trait if you want PredictionIO to automatically perform sanity check on your data classes during training. This is very useful when you need to debug your engine.