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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.
This commit is contained in:
Jiaming Yuan
2020-07-07 12:16:21 +08:00
committed by GitHub
parent ac3f0e78dc
commit 048d969be4
25 changed files with 2045 additions and 405 deletions
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4
tests/cpp/common/test_span.cc
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@@ -422,11 +422,11 @@ TEST(Span, Subspan) {
ASSERT_EQ(s4.size(), s1.size() - 2);
EXPECT_DEATH(s1.subspan(-1, 0), "\\[xgboost\\] Condition .* failed.\n");
EXPECT_DEATH(s1.subspan(16, 0), "\\[xgboost\\] Condition .* failed.\n");
EXPECT_DEATH(s1.subspan(17, 0), "\\[xgboost\\] Condition .* failed.\n");
auto constexpr kOne = static_cast<Span<int, 4>::index_type>(-1);
EXPECT_DEATH(s1.subspan<kOne>(), "\\[xgboost\\] Condition .* failed.\n");
EXPECT_DEATH(s1.subspan<16>(), "\\[xgboost\\] Condition .* failed.\n");
EXPECT_DEATH(s1.subspan<17>(), "\\[xgboost\\] Condition .* failed.\n");
}
TEST(Span, Compare) {