Jiaming Yuan
7b9043cf71
Fix clang-tidy warnings. ( #4149 )
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* Upgrade gtest for clang-tidy.
* Use CMake to install GTest instead of mv.
* Don't enforce clang-tidy to return 0 due to errors in thrust.
* Add a small test for tidy itself.
* Reformat.
2019-03-13 02:25:51 +08:00
Rory Mitchell
1fc37e4749
Require leaf statistics when expanding tree ( #4015 )
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* Cache left and right gradient sums
* Require leaf statistics when expanding tree
2019-01-17 21:12:20 -08:00
Rory Mitchell
f75a21af25
Reduce tree expand boilerplate code ( #4008 )
2018-12-20 15:52:28 +13:00
Rory Mitchell
84c99f86f4
Combine TreeModel and RegTree ( #3995 )
2018-12-19 12:16:40 +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
