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Generative AI models have substantially improved the realism of synthetic media, yet their misuse through sophisticated DeepFakes poses significant risks. Despite recent advances in deepfake detection, fairness remains inadequately…

Machine Learning · Computer Science 2025-07-31 Aryana Hou , Li Lin , Justin Li , Shu Hu

Personalized pricing assigns different prices to customers for the same product based on customer-specific features to improve retailer revenue. However, this practice often raises concerns about fairness at both the individual and group…

Computers and Society · Computer Science 2025-12-15 Zeyu Chen , Bintong Chen , Wei Qian , Jing Huang

Graph Neural Networks (GNNs) have shown satisfying performance in various graph analytical problems. Hence, they have become the \emph{de facto} solution in a variety of decision-making scenarios. However, GNNs could yield biased results…

Machine Learning · Computer Science 2022-06-27 Yushun Dong , Song Wang , Yu Wang , Tyler Derr , Jundong Li

Graph Neural Networks (GNNs) extend basic Neural Networks (NNs) by additionally making use of graph structure based on the relational inductive bias (edge bias), rather than treating the nodes as collections of independent and identically…

Machine Learning · Computer Science 2023-11-07 Sitao Luan , Chenqing Hua , Qincheng Lu , Jiaqi Zhu , Xiao-Wen Chang , Doina Precup

We present evidence for the existence and effectiveness of adversarial attacks on graph neural networks (GNNs) that aim to degrade fairness. These attacks can disadvantage a particular subgroup of nodes in GNN-based node classification,…

Machine Learning · Computer Science 2023-02-07 Hussain Hussain , Meng Cao , Sandipan Sikdar , Denis Helic , Elisabeth Lex , Markus Strohmaier , Roman Kern

Mitigating algorithmic bias is a critical task in the development and deployment of machine learning models. While several toolkits exist to aid machine learning practitioners in addressing fairness issues, little is known about the…

Human-Computer Interaction · Computer Science 2023-03-02 Zahra Ashktorab , Benjamin Hoover , Mayank Agarwal , Casey Dugan , Werner Geyer , Hao Bang Yang , Mikhail Yurochkin

Graph neural networks (GNNs), has been widely used for supervised learning tasks in graphs reaching state-of-the-art results. However, little work was dedicated to creating unbiased GNNs, i.e., where the classification is uncorrelated with…

Machine Learning · Computer Science 2021-08-20 Uriel Singer , Kira Radinsky

In social network, a person located at the periphery region (marginal node) is likely to be treated unfairly when compared with the persons at the center. While existing fairness works on graphs mainly focus on protecting sensitive…

Machine Learning · Computer Science 2023-10-24 Xiaotian Han , Kaixiong Zhou , Ting-Hsiang Wang , Jundong Li , Fei Wang , Na Zou

Machine learning models are vulnerable to biases that result in unfair treatment of individuals from different populations. Recent work that aims to test a model's fairness at the individual level either relies on domain knowledge to choose…

Machine Learning · Statistics 2022-10-13 Giuseppe Castiglione , Ga Wu , Christopher Srinivasa , Simon Prince

Fair graph learning plays a pivotal role in numerous practical applications. Recently, many fair graph learning methods have been proposed; however, their evaluation often relies on poorly constructed semi-synthetic datasets or substandard…

Machine Learning · Computer Science 2024-06-19 Xiaowei Qian , Zhimeng Guo , Jialiang Li , Haitao Mao , Bingheng Li , Suhang Wang , Yao Ma

Despite the remarkable capabilities demonstrated by Graph Neural Networks (GNNs) in graph-related tasks, recent research has revealed the fairness vulnerabilities in GNNs when facing malicious adversarial attacks. However, all existing…

Machine Learning · Computer Science 2024-10-31 Zihan Luo , Hong Huang , Yongkang Zhou , Jiping Zhang , Nuo Chen , Hai Jin

Fairness-aware Graph Neural Networks (GNNs) often face a challenging trade-off, where prioritizing fairness may require compromising utility. In this work, we re-examine fairness through the lens of spectral graph theory, aiming to…

Machine Learning · Computer Science 2024-08-14 Renqiang Luo , Huafei Huang , Shuo Yu , Zhuoyang Han , Estrid He , Xiuzhen Zhang , Feng Xia

Graph Neural Networks (GNNs) excel at learning from structured data, yet fairness in regression tasks remains underexplored. Existing approaches mainly target classification and representation-level debiasing, which cannot fully address the…

Machine Learning · Computer Science 2025-10-24 Soyoung Park , Sungsu Lim

Recent years have witnessed fast developments of graph neural networks (GNNs) that have benefited myriad graph analytic tasks and applications. Most GNNs rely on the homophily assumption that nodes belonging to the same class are more…

Machine Learning · Computer Science 2026-04-21 Xin Zheng , Yi Wang , Yixin Liu , Ming Li , Miao Zhang , Di Jin , Philip S. Yu , Shirui Pan

Fairness in machine learning is more important than ever as ethical concerns continue to grow. Individual fairness demands that individuals differing only in sensitive attributes receive the same outcomes. However, commonly used machine…

Machine Learning · Computer Science 2025-08-22 Ruihan Zhang , Jun Sun

Fairness in machine learning is crucial when individuals are subject to automated decisions made by models in high-stake domains. Organizations that employ these models may also need to satisfy regulations that promote responsible and…

Machine Learning · Computer Science 2020-10-14 Shubham Sharma , Alan H. Gee , David Paydarfar , Joydeep Ghosh

Graph Neural Networks (GNNs) have become essential tools for graph representation learning in various domains, such as social media and healthcare. However, they often suffer from fairness issues due to inherent biases in node attributes…

Machine Learning · Computer Science 2025-01-08 Yeon-Chang Lee , Hojung Shin , Sang-Wook Kim

Algorithmic fairness has emerged as a critical concern in artificial intelligence (AI) research. However, the development of fair AI systems is not an objective process. Fairness is an inherently subjective concept, shaped by the values,…

Recently, Graph Neural Networks (GNNs) have greatly advanced the task of graph classification. Typically, we first build a unified GNN model with graphs in a given training set and then use this unified model to predict labels of all the…

Machine Learning · Computer Science 2021-12-15 Yiqi Wang , Yao Ma , Wei Jin , Chaozhuo Li , Charu Aggarwal , Jiliang Tang

In recent years, Graph Neural Networks (GNNs) have achieved remarkable success in tasks such as node classification, link prediction, and graph representation learning. However, they remain susceptible to biases that can arise not only from…

Machine Learning · Computer Science 2026-04-06 Mahdi Tavassoli Kejani , Fadi Dornaika , Charlotte Laclau , Jean-Michel Loubes