metadata
license: cc-by-nc-sa-4.0
The data is released under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License (CC BY-NC-SA 4.0).
In particular, it is not allowed to use the dataset for commercial purposes. However, commercial researchers can use the data for research, but not for promotional material.
If you are unsure whether or not your application violates the non-commercial use clause of the license, please contact [email protected].