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The Partial Area Under the ROC Curve (PAUC), typically including One-way Partial AUC (OPAUC) and Two-way Partial AUC (TPAUC), measures the average performance of a binary classifier within a specific false positive rate and/or true positive…

机器学习 · 计算机科学 2022-10-12 Huiyang Shao , Qianqian Xu , Zhiyong Yang , Shilong Bao , Qingming Huang

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

Scoring functions are used to evaluate and compare partially probabilistic forecasts. We investigate the use of rank-sum functions such as empirical Area Under the Curve (AUC), a widely-used measure of classification performance, as a…

统计理论 · 数学 2017-01-31 Simon Byrne

Maximizing the area under the receiver operating characteristic curve (AUC) is a standard approach to imbalanced classification. So far, various supervised AUC optimization methods have been developed and they are also extended to…

机器学习 · 统计学 2022-04-12 Tomoya Sakai , Gang Niu , Masashi Sugiyama

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

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

Adequate evaluation of an information retrieval system to estimate future performance is a crucial task. Area under the ROC curve (AUC) is widely used to evaluate the generalization of a retrieval system. However, the objective function…

信息检索 · 计算机科学 2016-04-26 Sean J. Welleck

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

When people evaluate the performance of a diagnostic test, it is important to control both True Positive Rate (TPR) and False Positive Rate (FPR). In the literature, most researchers propose the partial area under the ROC curve (pAUC) with…

统计方法学 · 统计学 2017-06-22 Hanfang Yang , Kun Lu , Xiang Lyu , Feifang Hu

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

The area under the ROC curve (AUC) is one of the most widely used performance measures for classification models in machine learning. However, it summarizes the true positive rates (TPRs) over all false positive rates (FPRs) in the ROC…

机器学习 · 计算机科学 2022-10-28 Yao Yao , Qihang Lin , Tianbao Yang

To assess the classification accuracy of a continuous diagnostic result, the receiver operating characteristic (ROC) curve is commonly used in applications. The partial area under the ROC curve (pAUC) is one of widely accepted summary…

应用统计 · 统计学 2011-03-11 Hung Hung , Chin-Tsang Chiang

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

In diagnostic studies, researchers frequently encounter imperfect reference standards with some misclassified labels. Treating these as gold standards can bias receiver operating characteristic (ROC) curve analysis. To address this issue,…

统计方法学 · 统计学 2025-02-13 Yifan Sun , Peijun Sang , Qinglong Tian , Pengfei Li

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

Two-way partial AUC (TPAUC) is a critical performance metric for binary classification with imbalanced data, as it focuses on specific ranges of the true positive rate (TPR) and false positive rate (FPR). However, stochastic algorithms for…

机器学习 · 计算机科学 2025-09-30 Linli Zhou , Bokun Wang , My T. Thai , Tianbao Yang

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

Performance measurement is an essential task once a statistical model is created. The Area Under the receiving operating characteristics Curve (AUC) is the most popular measure for evaluating the quality of a binary classifier. In this…

统计计算 · 统计学 2021-05-24 Robin Van Oirbeek , Jolien Ponnet , Tim Verdonck

The area under the receiver operating characteristic curve (AUC) is often used to evaluate the performance of clinical prediction models. Recently, a more refined strategy has been proposed to examine a partial area under the curve (pAUC),…

应用统计 · 统计学 2016-06-22 Travis Gerke , Svitlana Tyekucheva , Lorelei Mucci , Giovanni Parmigiani

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
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