Jiaming Yuan a13321148a
Support multi-class with base margin. (#7381)
This is already partially supported but never properly tested. So the only possible way to use it is calling `numpy.ndarray.flatten` with `base_margin` before passing it into XGBoost. This PR adds proper support
for most of the data types along with tests.
2021-11-02 13:38:00 +08:00
..
2020-10-30 23:50:29 +08:00