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Unify CPU hist sketching (#5880)

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This commit is contained in:
Jiaming Yuan
2020-08-12 01:33:06 +08:00
committed by GitHub
parent bd6b7f4aa7
commit ee70a2380b
18 changed files with 648 additions and 677 deletions
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3
src/common/hist_util.cu
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@@ -313,7 +313,6 @@ HistogramCuts DeviceSketch(int device, DMatrix* dmat, int max_bins,
device, num_cuts_per_feature, has_weights);
HistogramCuts cuts;
DenseCuts dense_cuts(&cuts);
SketchContainer sketch_container(max_bins, dmat->Info().num_col_,
dmat->Info().num_row_, device);
@@ -324,7 +323,7 @@ HistogramCuts DeviceSketch(int device, DMatrix* dmat, int max_bins,
for (auto begin = 0ull; begin < batch_nnz; begin += sketch_batch_num_elements) {
size_t end = std::min(batch_nnz, size_t(begin + sketch_batch_num_elements));
if (has_weights) {
bool is_ranking = CutsBuilder::UseGroup(dmat);
bool is_ranking = HostSketchContainer::UseGroup(dmat->Info());
dh::caching_device_vector<uint32_t> groups(info.group_ptr_.cbegin(),
info.group_ptr_.cend());
ProcessWeightedBatch(