noun
area under the curve; AUC
Technical term used in mathematics and statistics, especially in contexts like ROC curves and integration.
ROC曲線の曲線下面積は、モデルの性能を評価する指標の一つです。
The area under the ROC curve is one of the metrics for evaluating model performance.
この関数の曲線下面積を積分で求めなさい。
Find the area under the curve of this function by integration.
Compound of 曲線 (curve), 下 (under), and 面積 (area). A direct calque of the English phrase 'area under the curve'.