xgboost

Author	SHA1	Message	Date
Philip Hyunsu Cho	2faa744aba	[CI] Test federated learning plugin in the CI (#8325 )	2022-10-12 13:57:39 -07:00
Rong Ou	39afdac3be	Better error message when world size and rank are set as strings (#8316 ) Co-authored-by: jiamingy <jm.yuan@outlook.com>	2022-10-12 15:53:25 +08:00
Rong Ou	668b8a0ea4	[Breaking] Switch from rabit to the collective communicator (#8257 ) * Switch from rabit to the collective communicator * fix size_t specialization * really fix size_t * try again * add include * more include * fix lint errors * remove rabit includes * fix pylint error * return dict from communicator context * fix communicator shutdown * fix dask test * reset communicator mocklist * fix distributed tests * do not save device communicator * fix jvm gpu tests * add python test for federated communicator * Update gputreeshap submodule Co-authored-by: Hyunsu Philip Cho <chohyu01@cs.washington.edu>	2022-10-05 14:39:01 -08:00
Rong Ou	45dc1f818a	Make federated plugin work with cmake 3.16.3 (#8029 )	2022-06-27 17:26:41 +08:00
Rong Ou	14ef38b834	Initial support for federated learning (#7831 ) Federated learning plugin for xgboost: * A gRPC server to aggregate MPI-style requests (allgather, allreduce, broadcast) from federated workers. * A Rabit engine for the federated environment. * Integration test to simulate federated learning. Additional followups are needed to address GPU support, better security, and privacy, etc.	2022-05-05 21:49:22 +08:00