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In recommendation systems, one is interested in the ranking of the predicted items as opposed to other losses such as the mean squared error. Although a variety of ways to evaluate rankings exist in the literature, here we focus on the Area…

机器学习 · 统计学 2015-08-26 Charanpal Dhanjal , Romaric Gaudel , Stephan Clemencon

Many typical applications of object detection operate within a prescribed false-positive range. In this situation the performance of a detector should be assessed on the basis of the area under the ROC curve over that range, rather than…

计算机视觉与模式识别 · 计算机科学 2015-06-30 Sakrapee Paisitkriangkrai , Chunhua Shen , Anton van den Hengel

Fairness metrics utilizing the area under the receiver operator characteristic curve (AUC) have gained increasing attention in high-stakes domains such as healthcare, finance, and criminal justice. In these domains, fairness is often…

The Area Under the ROC Curve (AUC) is a well-known metric for evaluating instance-level long-tail learning problems. In the past two decades, many AUC optimization methods have been proposed to improve model performance under long-tail…

计算机视觉与模式识别 · 计算机科学 2024-10-11 Boyu Han , Qianqian Xu , Zhiyong Yang , Shilong Bao , Peisong Wen , Yangbangyan Jiang , Qingming Huang

Deep Convolutional Neural Networks (DCNN) has shown excellent performance in a variety of machine learning tasks. This manuscript presents Deep Convolutional Neural Fields (DeepCNF), a combination of DCNN with Conditional Random Field…

机器学习 · 统计学 2015-11-23 Sheng Wang , Siqi Sun , Jinbo Xu

In this paper, we propose systematic and efficient gradient-based methods for both one-way and two-way partial AUC (pAUC) maximization that are applicable to deep learning. We propose new formulations of pAUC surrogate objectives by using…

机器学习 · 计算机科学 2023-09-19 Dixian Zhu , Gang Li , Bokun Wang , Xiaodong Wu , Tianbao Yang

We propose a method for maximizing a partial area under a receiver operating characteristic (ROC) curve (pAUC) for binary classification tasks. In binary classification tasks, accuracy is the most commonly used as a measure of classifier…

机器学习 · 统计学 2018-06-14 Naonori Ueda , Akinori Fujino

Continuous biomarkers are common for disease screening and diagnosis. To reach a dichotomous clinical decision, a threshold would be imposed to distinguish subjects with disease from non-diseased individuals. Among various performance…

统计方法学 · 统计学 2021-04-21 Ziyi Li , Yijuan Huang , Dattatraya Patil , Martin G. Sanda

We intend to create a new risk assessment methodology that combines the best characteristics of both risk score and machine learning models. More specifically, we aim to develop a method that, besides having a good performance, offers a…

机器学习 · 计算机科学 2021-10-19 Francisco Valente , Jorge Henriques , Simão Paredes , Teresa Rocha , Paulo de Carvalho , João Morais

Anomalous sound detection (ASD) systems are usually compared by using threshold-independent performance measures such as AUC-ROC. However, for practical applications a decision threshold is needed to decide whether a given test sample is…

声音 · 计算机科学 2023-12-15 Kevin Wilkinghoff , Keisuke Imoto

IMPORTANCE: Modern ultrasound systems are universal diagnostic tools capable of imaging the entire body. However, current AI solutions remain fragmented into single-task tools. This critical gap between hardware versatility and software…

Deep learning models have gained increasing adoption in medical image analysis. However, these models often produce overconfident predictions, which can compromise clinical accuracy and reliability. Bridging the gap between high-performance…

图像与视频处理 · 电气工程与系统科学 2026-03-24 Jutika Borah , Hidam Kumarjit Singh

Recent advances in deep learning have shown that uncertainty estimation is becoming increasingly important in applications such as medical imaging, natural language processing, and autonomous systems. However, accurately quantifying…

机器学习 · 计算机科学 2023-07-04 Uddeshya Upadhyay , Jae Myung Kim , Cordelia Schmidt , Bernhard Schölkopf , Zeynep Akata

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

Widespread adoption of AI for medical decision making is still hindered due to ethical and safety-related concerns. For AI-based decision support systems in healthcare settings it is paramount to be reliable and trustworthy. Common deep…

机器学习 · 计算机科学 2024-01-26 Adrian Lindenmeyer , Malte Blattmann , Stefan Franke , Thomas Neumuth , Daniel Schneider

Deep learning models achieve strong performance in chest radiograph (CXR) interpretation, yet fairness and reliability concerns persist. Models often show uneven accuracy across patient subgroups, leading to hidden failures not reflected in…

计算机视觉与模式识别 · 计算机科学 2025-10-03 Han-Jay Shu , Wei-Ning Chiu , Shun-Ting Chang , Meng-Ping Huang , Takeshi Tohyama , Ahram Han , Po-Chih Kuo

Within the intensive care unit (ICU), a wealth of patient data, including clinical measurements and clinical notes, is readily available. This data is a valuable resource for comprehending patient health and informing medical decisions, but…

机器学习 · 计算机科学 2023-12-13 Ryan King , Tianbao Yang , Bobak Mortazavi

The integration of artificial intelligence (AI) into medical diagnostic workflows requires robust and consistent evaluation methods to ensure reliability, clinical relevance, and the inherent variability in expert judgments. Traditional…

Confounding pathology with normal anatomical variation remains a significant challenge in unsupervised medical-image anomaly detection, resulting in numerous false positives. To enhance integration of healthy variation, we augment the…

定量方法 · 定量生物学 2026-03-09 P. Bilha Githinji , Xi Yuan , Ijaz Gul , Lian Zhang , Jinhao Xu , Zhenglin Chen , Peiwu Qin , Dongmei Yu

Motivated by a study of acute kidney injury, we consider the setting of biomarker studies involving patients at multiple centers where the goal is to develop a biomarker combination for diagnosis, prognosis, or screening. As biomarker…

应用统计 · 统计学 2019-10-08 Allison Meisner , Chirag R. Parikh , Kathleen F. Kerr