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More refactoring to take advantage of collective aggregators (#9081)

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This commit is contained in:
Rong Ou
2023-04-25 12:36:09 -07:00
committed by GitHub
parent 49ccae7fb9
commit a320b402a5
10 changed files with 81 additions and 81 deletions
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10
src/common/hist_util.cc
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@@ -45,20 +45,18 @@ HistogramCuts SketchOnDMatrix(DMatrix *m, int32_t max_bins, int32_t n_threads, b
if (!use_sorted) {
HostSketchContainer container(max_bins, m->Info().feature_types.ConstHostSpan(), reduced,
HostSketchContainer::UseGroup(info),
m->Info().IsColumnSplit(), n_threads);
HostSketchContainer::UseGroup(info), n_threads);
for (auto const& page : m->GetBatches<SparsePage>()) {
container.PushRowPage(page, info, hessian);
}
container.MakeCuts(&out);
container.MakeCuts(m->Info(), &out);
} else {
SortedSketchContainer container{max_bins, m->Info().feature_types.ConstHostSpan(), reduced,
HostSketchContainer::UseGroup(info),
m->Info().IsColumnSplit(), n_threads};
HostSketchContainer::UseGroup(info), n_threads};
for (auto const& page : m->GetBatches<SortedCSCPage>()) {
container.PushColPage(page, info, hessian);
}
container.MakeCuts(&out);
container.MakeCuts(m->Info(), &out);
}
return out;