Rory Mitchell 40c6e2f0c8

Improved gpu_hist_experimental algorithm (#2866) ...

- Implement colsampling, subsampling for gpu_hist_experimental

 - Optimised multi-GPU implementation for gpu_hist_experimental

 - Make nccl optional

 - Add Volta architecture flag

 - Optimise RegLossObj

 - Add timing utilities for debug verbose mode

 - Bump required cuda version to 8.0

2017-11-11 13:58:40 +13:00

..

benchmark.py

Improved gpu_hist_experimental algorithm (#2866)

2017-11-11 13:58:40 +13:00