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Performance monitoring is essential for safe clinical deployment of image classification models. However, because ground-truth labels are typically unavailable in the target dataset, direct assessment of real-world model performance is…

机器学习 · 计算机科学 2025-07-31 Tim Flühmann , Alceu Bissoto , Trung-Dung Hoang , Lisa M. Koch

Skeleton-based temporal action segmentation is a fundamental yet challenging task, playing a crucial role in enabling intelligent systems to perceive and respond to human activities. While fully-supervised methods achieve satisfactory…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Hongsong Wang , Yiqin Shen , Pengbo Yan , Jie Gui

Analyzing the behaviour of a population in response to disease and interventions is critical to unearth variability in healthcare as well as understand sub-populations that require specialized attention, but also to assist in designing…

机器学习 · 计算机科学 2021-11-30 Isaiah Onando Mulang' , William Ogallo , Girmaw Abebe Tadesse , Aisha Walcott-Bryant

Classification and segmentation are crucial in medical image analysis as they enable accurate diagnosis and disease monitoring. However, current methods often prioritize the mutual learning features and shared model parameters, while…

计算机视觉与模式识别 · 计算机科学 2023-08-03 Kai Ren , Ke Zou , Xianjie Liu , Yidi Chen , Xuedong Yuan , Xiaojing Shen , Meng Wang , Huazhu Fu

Machine learning (ML) and Artificial Intelligence (AI) have fueled remarkable advancements, particularly in healthcare. Within medical imaging, ML models hold the promise of improving disease diagnoses, treatment planning, and…

机器学习 · 计算机科学 2024-06-19 Nikolas Koutsoubis , Yasin Yilmaz , Ravi P. Ramachandran , Matthew Schabath , Ghulam Rasool

An important task in early phase drug development is to identify patients, which respond better or worse to an experimental treatment. While a variety of different subgroup identification methods have been developed for the situation of…

统计方法学 · 统计学 2020-01-22 Marius Thomas , Björn Bornkamp , Heidi Seibold

Heterogeneity is a hallmark of complex diseases. Regression-based heterogeneity analysis, which is directly concerned with outcome-feature relationships, has led to a deeper understanding of disease biology. Such an analysis identifies the…

统计方法学 · 统计学 2022-11-29 Ziye Luo , Xinyue Yao , Yifan Sun , Xinyan Fan

This paper presents an approach to expert-guided subgroup discovery. The main step of the subgroup discovery process, the induction of subgroup descriptions, is performed by a heuristic beam search algorithm, using a novel parametrized…

人工智能 · 计算机科学 2011-06-24 D. Gamberger , N. Lavrac

Echocardiogram datasets enable training deep learning models to automate interpretation of cardiac ultrasound, thereby expanding access to accurate readings of diagnostically-useful images. However, the gender, sex, race, and ethnicity of…

机器学习 · 计算机科学 2025-12-02 Cynthia Feeney , Shane Williams , Benjamin S. Wessler , Michael C. Hughes

Existing semi-supervised medical segmentation co-learning frameworks have realized that model performance can be diminished by the biases in model recognition caused by low-quality pseudo-labels. Due to the averaging nature of their…

图像与视频处理 · 电气工程与系统科学 2025-05-20 Yuanpeng He , Yali Bi , Lijian Li , Chi-Man Pun , Wenpin Jiao , Zhi Jin

Machine learning (ML) and deep learning models are extensively used for parameter optimization and regression problems. However, not all inverse problems in ML are ``identifiable,'' indicating that model parameters may not be uniquely…

机器学习 · 计算机科学 2023-07-24 Reza Sameni

AI models for medical diagnosis often exhibit uneven performance across patient populations due to heterogeneity in disease prevalence, imaging appearance, and clinical risk profiles. Existing algorithmic fairness approaches typically seek…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Gelei Xu , Yuying Duan , Jun Xia , Ruining Deng , Wei Jin , Yiyu Shi

Deep Learning has emerged as a promising approach for skin lesion analysis. However, existing methods mostly rely on fully supervised learning, requiring extensive labeled data, which is challenging and costly to obtain. To alleviate this…

图像与视频处理 · 电气工程与系统科学 2025-08-18 Siyamalan Manivannan

Background: While machine learning (ML) models are rapidly emerging as promising screening tools in critical care medicine, the identification of homogeneous subphenotypes within populations with heterogeneous conditions such as pediatric…

In healthcare prediction tasks, it is essential to exploit the correlations between medical features and learn better patient health representations. Existing methods try to estimate feature correlations only from data, or increase the…

机器学习 · 计算机科学 2022-05-24 Xinyu Ma , Xu Chu , Yasha Wang , Hailong Yu , Liantao Ma , Wen Tang , Junfeng Zhao

Due to a variety of reasons, such as privacy, data in the wild often misses the grouping information required for identifying minorities. On the other hand, it is known that machine learning models are only as good as the data they are…

机器学习 · 计算机科学 2025-04-22 Mohsen Dehghankar , Abolfazl Asudeh

The use of unsupervised learning to identify patient subgroups has emerged as a potentially promising direction to improve the efficiency of Intensive Care Units (ICUs). By identifying subgroups of patients with similar levels of medical…

机器学习 · 计算机科学 2024-03-06 Harry Mayne , Guy Parsons , Adam Mahdi

Modern applications of machine learning (ML) deal with increasingly heterogeneous datasets comprised of data collected from overlapping latent subpopulations. As a result, traditional models trained over large datasets may fail to recognize…

机器学习 · 统计学 2019-10-16 Benjamin Lengerich , Bryon Aragam , Eric P. Xing

The management of chronic Heart Failure (HF) presents significant challenges in modern healthcare, requiring continuous monitoring, early detection of exacerbations, and personalized treatment strategies. In this paper, we present a…

Disaggregated performance metrics across demographic groups are a hallmark of fairness assessments in computer vision. These metrics successfully incentivized performance improvements on person-centric tasks such as face analysis and are…

计算机视觉与模式识别 · 计算机科学 2023-02-20 Melissa Hall , Bobbie Chern , Laura Gustafson , Denisse Ventura , Harshad Kulkarni , Candace Ross , Nicolas Usunier