Wrongly annotated target / ignore columns

[joaquinvanschoren]

Overview of datasets with known issues regarding special column types:

Nominal target but indicated as numerical. This should probably be checked automatically. Also check whether no 'wrong' tasks are created on these.

• [ ] https://www.openml.org/d/5889
• [ ] https://www.openml.org/d/5648, ...
• [ ] https://www.openml.org/d/5587
• [ ] https://www.openml.org/d/42175
• [ ] https://www.openml.org/d/231
• [ ] https://www.openml.org/d/299
• [ ] https://www.openml.org/d/294
• [ ] https://www.openml.org/d/1434
• [ ] https://www.openml.org/d/301
• [ ] https://www.openml.org/d/1577
• [ ] https://www.openml.org/d/23513
• [ ] https://www.openml.org/d/4532
• [ ] https://www.openml.org/d/1575
• [ ] https://www.openml.org/d/1577
• [ ] https://www.openml.org/d/296

Missing target column:

• [ ] https://www.openml.org/d/42079 -> should be price

Bad row_id / ignore columns:

• [ ] https://www.openml.org/d/1414 -> column is both row_id and ignored (it's actually a timestamp)

[Neeratyoy]

Nominal target but indicated as numerical

Another such dataset found: https://www.openml.org/d/23395