3 Commits

Author SHA1 Message Date
Rong Ou
a8255ea678
Add an in-memory collective communicator (#8494) 2022-12-01 00:24:12 +08:00
Rong Ou
ad3bc0edee
Allow insecure gRPC connections for federated learning (#8181)
* Allow insecure gRPC connections for federated learning

* format
2022-08-19 12:16:14 +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