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The Area Under the ROC Curve (AUC) is a widely used performance metric for binary classifiers. However, as a global ranking statistic, the AUC aggregates model behavior over the entire dataset, masking localized weaknesses in specific…

应用统计 · 统计学 2025-08-12 Agus Sudjianto , Alice J. Liu

Area under the ROC curve, a.k.a. AUC, is a measure of choice for assessing the performance of a classifier for imbalanced data. AUC maximization refers to a learning paradigm that learns a predictive model by directly maximizing its AUC…

机器学习 · 计算机科学 2022-08-04 Tianbao Yang , Yiming Ying

Receiver operating characteristic (ROC) curve is an informative tool in binary classification and Area Under ROC Curve (AUC) is a popular metric for reporting performance of binary classifiers. In this paper, first we present a…

机器学习 · 计算机科学 2021-09-14 Khashayar Namdar , Masoom A. Haider , Farzad Khalvati

The area under the curve (AUC) of the receiver operating characteristics curve (ROC) evaluates the separation between patients and nonpatients or discrimination. For risk prediction models these risk distributions can be derived from the…

定量方法 · 定量生物学 2021-02-23 Ralph H. Stern

The area under the ROC curve (AUC) is a measure of interest in various machine learning and data mining applications. It has been widely used to evaluate classification performance on heavily imbalanced data. The kernelized AUC maximization…

机器学习 · 计算机科学 2019-04-30 Majdi Khalid , Indrakshi Ray , Hamidreza Chitsaz

AUC (Area under the ROC curve) is an important performance measure for applications where the data is highly imbalanced. Learning to maximize AUC performance is thus an important research problem. Using a max-margin based surrogate loss…

人工智能 · 计算机科学 2016-12-28 Vishal Kakkar , Shirish K. Shevade , S Sundararajan , Dinesh Garg

The area under the ROC curve (AUC) is a widely used performance measure in machine learning. Increasingly, however, in several applications, ranging from ranking to biometric screening to medicine, performance is measured not in terms of…

机器学习 · 计算机科学 2016-11-29 Harikrishna Narasimhan , Shivani Agarwal

Area Under the Receiver Operating Characteristic Curve (AUC-ROC) is a popular evaluation metric for binary classifiers. In this paper, we discuss techniques to segment the AUC-ROC along human-interpretable dimensions. AUC-ROC is not an…

机器学习 · 计算机科学 2022-05-25 Arya Tafvizi , Besim Avci , Mukund Sundararajan

Confusion matrices and derived metrics provide a comprehensive framework for the evaluation of model performance in machine learning. These are well-known and extensively employed in the supervised learning domain, particularly…

机器学习 · 计算机科学 2023-04-05 Pablo Andretta Jaskowiak , Ivan Gesteira Costa

The Area Under the ROC Curve (AUC) is an important model metric for evaluating binary classifiers, and many algorithms have been proposed to optimize AUC approximately. It raises the question of whether the generally insignificant gains…

计算几何 · 计算机科学 2023-06-05 Baojian Zhou , Steven Skiena

Background: Receiver Operating Characteristic (ROC) curves are widely used to evaluate the performance of Software Defect Prediction (SDP) models that estimate module fault-proneness, i.e., the probability that a module is faulty. A ROC…

软件工程 · 计算机科学 2026-04-23 Luigi Lavazza , Gabriele Rotoloni , Sandro Morasca

The area under the ROC curve (AUC) is the standard measure of a biomarker's discriminatory accuracy; however, naive AUC estimates can be misleading when validation cohorts differ from the intended target population. Such covariate shifts…

统计方法学 · 统计学 2025-11-20 Jiajun Liu , Guangcai Mao , Xiaofei Wang

Receiver Operating Characteristic (ROC) curves are plots of true positive rate versus false positive rate which are useful for evaluating binary classification models, but difficult to use for learning since the Area Under the Curve (AUC)…

机器学习 · 统计学 2021-07-06 Jonathan Hillman , Toby Dylan Hocking

Receiver Operating Characteristic (ROC) curves are useful for evaluation in binary classification and changepoint detection, but difficult to use for learning since the Area Under the Curve (AUC) is piecewise constant (gradient zero almost…

机器学习 · 计算机科学 2024-10-14 Jadon Fowler , Toby Dylan Hocking

In machine learning contests such as the ImageNet Large Scale Visual Recognition Challenge and the KDD Cup, contestants can submit candidate solutions and receive from an oracle (typically the organizers of the competition) the accuracy of…

机器学习 · 计算机科学 2015-11-16 Jacob Whitehill

In high-stakes risk prediction, quantifying uncertainty through interval-valued predictions is essential for reliable decision-making. However, standard evaluation tools like the receiver operating characteristic (ROC) curve and the area…

机器学习 · 计算机科学 2026-02-05 Yuqi Li , Matthew M. Engelhard

In this paper we consider the problem of maximizing the Area under the ROC curve (AUC) which is a widely used performance metric in imbalanced classification and anomaly detection. Due to the pairwise nonlinearity of the objective function,…

机器学习 · 计算机科学 2019-06-17 Yunwen Lei , Yiming Ying

Area under the receiver operating characteristics curve (AUC) is an important metric for a wide range of signal processing and machine learning problems, and scalable methods for optimizing AUC have recently been proposed. However, handling…

机器学习 · 计算机科学 2018-06-01 San Gultekin , Avishek Saha , Adwait Ratnaparkhi , John Paisley

Selective classification (or classification with a reject option) pairs a classifier with a selection function to determine whether or not a prediction should be accepted. This framework trades off coverage (probability of accepting a…

机器学习 · 计算机科学 2023-02-23 Andrea Pugnana , Salvatore Ruggieri

The Area Under the ROC Curve (AUC) is a widely employed metric in long-tailed classification scenarios. Nevertheless, most existing methods primarily assume that training and testing examples are drawn i.i.d. from the same distribution,…

机器学习 · 计算机科学 2023-11-07 Siran Dai , Qianqian Xu , Zhiyong Yang , Xiaochun Cao , Qingming Huang
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