Rong Ou e4b74c4d22

Gradient based sampling for GPU Hist (#5093) ...

* Implement gradient based sampling for GPU Hist tree method.
* Add samplers and handle compacted page in GPU Hist.

2020-02-04 10:31:27 +08:00

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test_gradient_based_sampler.cu

Gradient based sampling for GPU Hist (#5093)

2020-02-04 10:31:27 +08:00

test_row_partitioner.cu

Extract interaction constraint from split evaluator. (#5034)

2019-11-14 20:11:41 +08:00