Jiaming Yuan
048d969be4
Implement GK sketching on GPU. ( #5846 )
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* Implement GK sketching on GPU.
* Strong tests on quantile building.
* Handle sparse dataset by binary searching the column index.
* Hypothesis test on dask.
2020-07-07 12:16:21 +08:00
Jiaming Yuan
38ee514787
Implement fast number serialization routines. ( #5772 )
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* Implement ryu algorithm.
* Implement integer printing.
* Full coverage roundtrip test.
2020-06-17 12:39:23 +08:00
Jiaming Yuan
3028fa6b42
Implement weighted sketching for adapter. ( #5760 )
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* Bounded memory tests.
* Fixed memory estimation.
2020-06-12 06:20:39 +08:00
Jiaming Yuan
e533908922
Expose device sketching in header. ( #5747 )
2020-06-02 13:02:53 +08:00
Jiaming Yuan
29a4cfe400
Group aware GPU sketching. ( #5551 )
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* Group aware GPU weighted sketching.
* Distribute group weights to each data point.
* Relax the test.
* Validate input meta info.
* Fix metainfo copy ctor.
2020-04-20 17:18:52 +08:00
Jiaming Yuan
0012f2ef93
Upgrade clang-tidy on CI. ( #5469 )
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* Correct all clang-tidy errors.
* Upgrade clang-tidy to 10 on CI.
Co-authored-by: Hyunsu Cho <chohyu01@cs.washington.edu>
2020-04-05 04:42:29 +08:00
Rory Mitchell
13b10a6370
Device dmatrix ( #5420 )
2020-03-28 14:42:21 +13:00
Rory Mitchell
b745b7acce
Fix memory usage of device sketching ( #5407 )
2020-03-14 13:43:24 +13:00
Rory Mitchell
a38e7bd19c
Sketching from adapters ( #5365 )
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* Sketching from adapters
* Add weights test
2020-03-07 21:07:58 +13:00
