add pointers to the gpu external memory paper (#5684)

2020-05-19 19:46:16 -07:00
parent 7903286961
commit e21a608552
2 changed files with 4 additions and 0 deletions
--- a/doc/gpu/index.rst
+++ b/doc/gpu/index.rst
@@ -227,6 +227,8 @@ References

 `Nvidia Parallel Forall: Gradient Boosting, Decision Trees and XGBoost with CUDA <https://devblogs.nvidia.com/parallelforall/gradient-boosting-decision-trees-xgboost-cuda/>`_

+`Out-of-Core GPU Gradient Boosting <https://arxiv.org/abs/2005.09148>`_
+
 Contributors
 ============
 Many thanks to the following contributors (alphabetical order):