067b704e58
* Fix inference with categorical feature. (#8591) * Fix windows build on buildkite. (#8602) * workaround.
30 lines
1.1 KiB
C++
30 lines
1.1 KiB
C++
/*!
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* Copyright 2021 by XGBoost Contributors
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*/
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#ifndef XGBOOST_PREDICTOR_PREDICT_FN_H_
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#define XGBOOST_PREDICTOR_PREDICT_FN_H_
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#include "../common/categorical.h"
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#include "xgboost/tree_model.h"
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namespace xgboost {
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namespace predictor {
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template <bool has_missing, bool has_categorical>
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inline XGBOOST_DEVICE bst_node_t GetNextNode(const RegTree::Node &node, const bst_node_t nid,
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float fvalue, bool is_missing,
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RegTree::CategoricalSplitMatrix const &cats) {
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if (has_missing && is_missing) {
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return node.DefaultChild();
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} else {
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if (has_categorical && common::IsCat(cats.split_type, nid)) {
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auto node_categories =
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cats.categories.subspan(cats.node_ptr[nid].beg, cats.node_ptr[nid].size);
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return common::Decision(node_categories, fvalue) ? node.LeftChild() : node.RightChild();
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} else {
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return node.LeftChild() + !(fvalue < node.SplitCond());
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}
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}
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}
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} // namespace predictor
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} // namespace xgboost
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#endif // XGBOOST_PREDICTOR_PREDICT_FN_H_
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