id summary reporter owner description type status priority milestone component version resolution keywords cc 1942 Improve CSV import for data analysis problems sforsten mkommend "When importing a data analysis problem from a csv file, it should be possible to shuffle the data and to select how much should be training and test. For classification problems, it also should be possible to decide whether to normalize the dataset in a way, so that from every class exactly the same amount of samples are imported, or to leave it as it is." feature request closed medium HeuristicLab 3.3.8 Problems.Instances 3.3.8 done