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[backport] Delay the check for vector leaf. (#9509) (#9533)

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Jiaming Yuan 2023-08-29 18:25:59 +08:00 committed by GitHub
parent a0d3573c74
commit add57f8880
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1 changed files with 7 additions and 8 deletions
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15
src/gbm/gbtree.cc
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@ -146,14 +146,6 @@ void GBTree::Configure(Args const& cfg) {
if (specified_updater_) {
error::WarnManualUpdater();
}
if (model_.learner_model_param->IsVectorLeaf()) {
CHECK(tparam_.tree_method == TreeMethod::kHist || tparam_.tree_method == TreeMethod::kAuto)
<< "Only the hist tree method is supported for building multi-target trees with vector "
"leaf.";
CHECK(ctx_->IsCPU()) << "GPU is not yet supported for vector leaf.";
}
LOG(DEBUG) << "Using tree method: " << static_cast<int>(tparam_.tree_method);
if (!specified_updater_) {
@ -225,6 +217,13 @@ void GBTree::UpdateTreeLeaf(DMatrix const* p_fmat, HostDeviceVector<float> const
void GBTree::DoBoost(DMatrix* p_fmat, HostDeviceVector<GradientPair>* in_gpair,
PredictionCacheEntry* predt, ObjFunction const* obj) {
if (model_.learner_model_param->IsVectorLeaf()) {
CHECK(tparam_.tree_method == TreeMethod::kHist || tparam_.tree_method == TreeMethod::kAuto)
<< "Only the hist tree method is supported for building multi-target trees with vector "
"leaf.";
CHECK(ctx_->IsCPU()) << "GPU is not yet supported for vector leaf.";
}
TreesOneIter new_trees;
bst_target_t const n_groups = model_.learner_model_param->OutputLength();
monitor_.Start("BoostNewTrees");