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Federated learning has attracted increasing attention due to the promise of balancing privacy and large-scale learning; numerous approaches have been proposed. However, most existing approaches focus on problems with balanced data, and…

机器学习 · 计算机科学 2024-06-03 Xinwen Zhang , Yihan Zhang , Tianbao Yang , Richard Souvenir , Hongchang Gao

Common fairness definitions in machine learning focus on balancing notions of disparity and utility. In this work, we study fairness in the context of risk disparity among sub-populations. We are interested in learning models that minimize…

机器学习 · 计算机科学 2019-11-19 Natalia Martinez , Martin Bertran , Guillermo Sapiro

Addressing fairness concerns about machine learning models is a crucial step towards their long-term adoption in real-world automated systems. While many approaches have been developed for training fair models from data, little is known…

机器学习 · 计算机科学 2022-06-09 Nikola Konstantinov , Christoph H. Lampert

Learning to improve AUC performance is an important topic in machine learning. However, AUC maximization algorithms may decrease generalization performance due to the noisy data. Self-paced learning is an effective method for handling noisy…

机器学习 · 计算机科学 2022-07-11 Bin Gu , Chenkang Zhang , Huan Xiong , Heng Huang

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

As machine learning algorithms grow in popularity and diversify to many industries, ethical and legal concerns regarding their fairness have become increasingly relevant. We explore the problem of algorithmic fairness, taking an…

Training and deploying machine learning models that meet fairness criteria for protected groups are fundamental in modern artificial intelligence. While numerous constraints and regularization terms have been proposed in the literature to…

机器学习 · 计算机科学 2024-04-09 Sina Baharlouei , Shivam Patel , Meisam Razaviyayn

Weakly supervised learning aims to empower machine learning when the perfect supervision is unavailable, which has drawn great attention from researchers. Among various types of weak supervision, one of the most challenging cases is to…

机器学习 · 计算机科学 2023-09-18 Zheng Xie , Yu Liu , Ming Li

Despite the success of large-scale empirical risk minimization (ERM) at achieving high accuracy across a variety of machine learning tasks, fair ERM is hindered by the incompatibility of fairness constraints with stochastic optimization. We…

机器学习 · 计算机科学 2023-01-13 Andrew Lowy , Sina Baharlouei , Rakesh Pavan , Meisam Razaviyayn , Ahmad Beirami

As more researchers have become aware of and passionate about algorithmic fairness, there has been an explosion in papers laying out new metrics, suggesting algorithms to address issues, and calling attention to issues in existing…

Explicit and implicit bias clouds human judgement, leading to discriminatory treatment of minority groups. A fundamental goal of algorithmic fairness is to avoid the pitfalls in human judgement by learning policies that improve the overall…

机器学习 · 计算机科学 2020-11-02 Yuzi He , Keith Burghardt , Siyi Guo , Kristina Lerman

Understanding and removing bias from the decisions made by machine learning models is essential to avoid discrimination against unprivileged groups. Despite recent progress in algorithmic fairness, there is still no clear answer as to which…

Algorithmic decision making based on computer vision and machine learning technologies continue to permeate our lives. But issues related to biases of these models and the extent to which they treat certain segments of the population…

计算机视觉与模式识别 · 计算机科学 2020-06-25 Vishnu Suresh Lokhande , Aditya Kumar Akash , Sathya N. Ravi , Vikas Singh

Algorithmic decision making systems are ubiquitous across a wide variety of online as well as offline services. These systems rely on complex learning methods and vast amounts of data to optimize the service functionality, satisfaction of…

We address the problem of algorithmic fairness: ensuring that sensitive variables do not unfairly influence the outcome of a classifier. We present an approach based on empirical risk minimization, which incorporates a fairness constraint…

机器学习 · 统计学 2020-02-03 Michele Donini , Luca Oneto , Shai Ben-David , John Shawe-Taylor , Massimiliano Pontil

Fairness,the impartial treatment towards individuals or groups regardless of their inherent or acquired characteristics [20], is a critical challenge for the successful implementation of Artificial Intelligence (AI) in multiple fields like…

神经与进化计算 · 计算机科学 2025-05-19 Catalina M Jaramillo , Paul Squires , Julian Togelius

Artificial intelligence nowadays plays an increasingly prominent role in our life since decisions that were once made by humans are now delegated to automated systems. A machine learning algorithm trained based on biased data, however,…

机器学习 · 计算机科学 2020-09-29 Chen Zhao , Changbin Li , Jincheng Li , Feng Chen

In the literature of mitigating unfairness in machine learning, many fairness measures are designed to evaluate predictions of learning models and also utilised to guide the training of fair models. It has been theoretically and empirically…

机器学习 · 计算机科学 2024-09-29 Qingquan Zhang , Jialin Liu , Zeqi Zhang , Junyi Wen , Bifei Mao , Xin Yao

Stochastic Gradient Descent has been widely studied with classification accuracy as a performance measure. However, these stochastic algorithms cannot be directly used when non-decomposable pairwise performance measures are used such as…

机器学习 · 统计学 2020-12-07 Soham Dan , Dushyant Sahoo

Stochastic AUC maximization has garnered an increasing interest due to better fit to imbalanced data classification. However, existing works are limited to stochastic AUC maximization with a linear predictive model, which restricts its…

机器学习 · 计算机科学 2020-07-01 Mingrui Liu , Zhuoning Yuan , Yiming Ying , Tianbao Yang