noun
Technical term in machine learning, statistics, and operations research. Refers to a tree-like model of decisions and their possible consequences.
決定木は分類問題によく使われる。
Decision trees are often used for classification problems.
このデータから決定木を構築する。
We build a decision tree from this data.
A decision tree used for regression rather than classification.
Compound of 決定 (decision) and 木 (tree), a calque of English 'decision tree'.