Rong Ou
7cbaee9916
Support column split in approx tree method ( #8847 )
2023-03-02 03:59:07 +08:00
Rong Ou
a65ad0bd9c
Support column split in histogram builder ( #8811 )
2023-02-17 22:37:01 +08:00
Jiaming Yuan
21a28f2cc5
Small refactor for hist builder. ( #8698 )
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- Use span instead of vector as parameter. No perf change as the builder work on pointer.
- Use const pointer for reg tree.
2023-01-30 14:06:41 +08:00
Rong Ou
668b8a0ea4
[Breaking] Switch from rabit to the collective communicator ( #8257 )
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* 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
Dmitry Razdoburdin
eb7bbee2c9
Optional by-column histogram build. ( #8233 )
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Co-authored-by: dmitry.razdoburdin <drazdobu@jfldaal005.jf.intel.com >
2022-09-22 05:16:13 +08:00
Jiaming Yuan
142a208a90
Fix compiler warnings. ( #8022 )
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- Remove/fix unused parameters
- Remove deprecated code in rabit.
- Update dmlc-core.
2022-06-22 21:29:10 +08:00
Rong Ou
e5ec546da5
[Breaking] Remove rabit support for custom reductions and grow_local_histmaker updater ( #7992 )
2022-06-21 15:08:23 +08:00
Jiaming Yuan
1b6538b4e5
[breaking] Drop single precision histogram ( #7892 )
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Co-authored-by: Philip Hyunsu Cho <chohyu01@cs.washington.edu >
2022-05-13 19:54:55 +08:00
Jiaming Yuan
4d81c741e9
External memory support for hist ( #7531 )
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* Generate column matrix from gHistIndex.
* Avoid synchronization with the sparse page once the cache is written.
* Cleanups: Remove member variables/functions, change the update routine to look like approx and gpu_hist.
* Remove pruner.
2022-03-22 00:13:20 +08:00
Jiaming Yuan
176110a22d
Support external memory in CPU histogram building. ( #7372 )
2021-11-23 01:13:33 +08:00
Jiaming Yuan
149f209af6
Extract histogram builder from CPU Hist. ( #7152 )
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* Extract the CPU histogram builder.
* Fix tests.
* Reduce number of histograms being built.
2021-08-09 21:15:21 +08:00
