Rory Mitchell
f75a21af25
Reduce tree expand boilerplate code ( #4008 )
2018-12-20 15:52:28 +13:00
Jiaming Yuan
c8c7b9649c
Fix and optimize logger ( #4002 )
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* Fix logging switch statement.
* Remove debug_verbose_ in AllReducer.
* Don't construct the stream when not needed.
* Make default constructor deleted.
* Remove redundant IsVerbose.
2018-12-17 19:23:05 +08:00
Andy Adinets
42bf90eb8f
Column sampling at individual nodes (splits). ( #3971 )
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* Column sampling at individual nodes (splits).
* Documented colsample_bynode parameter.
- also updated documentation for colsample_by* parameters
* Updated documentation.
* GetFeatureSet() returns shared pointer to std::vector.
* Sync sampled columns across multiple processes.
2018-12-14 22:37:35 +08:00
Jiaming Yuan
e0a279114e
Unify logging facilities. ( #3982 )
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* Unify logging facilities.
* Enhance `ConsoleLogger` to handle different verbosity.
* Override macros from `dmlc`.
* Don't use specialized gamma when building with GPU.
* Remove verbosity cache in monitor.
* Test monitor.
* Deprecate `silent`.
* Fix doc and messages.
* Fix python test.
* Fix silent tests.
2018-12-14 19:29:58 +08:00
Rory Mitchell
3d81c48d3f
Remove leaf vector, add tree serialisation test, fix Windows tests ( #3989 )
2018-12-13 10:28:38 +13:00
Jiaming Yuan
19ee0a3579
Refactor fast-hist, add tests for some updaters. ( #3836 )
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Add unittest for prune.
Add unittest for refresh.
Refactor fast_hist.
* Remove fast_hist_param.
* Rename to quantile_hist.
Add unittests for QuantileHist.
* Refactor QuantileHist into .h and .cc file.
* Remove sync.h.
* Remove MGPU_mock test.
Rename fast hist method to quantile hist.
2018-11-07 21:15:07 +13:00
