xgboost

History

Philip Hyunsu Cho 5fc5ec539d

Implement robust regularization in 'survival:aft' objective (#5473 )

* Robust regularization of AFT gradient and hessian

* Fix AFT doc; expose it to tutorial TOC

* Apply robust regularization to uncensored case too

* Revise unit test slightly

* Fix lint

* Update test_survival.py

* Use GradientPairPrecise

* Remove unused variables

2020-04-04 12:21:24 -07:00

benchmark

Support multiple batches in gpu_hist (#5014 )

2019-11-16 14:50:20 +08:00

ci_build

Device dmatrix (#5420 )

2020-03-28 14:42:21 +13:00

cli

Fix data loading (#4862 )

2019-10-22 12:33:14 -04:00

cpp

Implement robust regularization in 'survival:aft' objective (#5473 )