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Related papers: Fairness-Aware Node Representation Learning

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In this paper, we study the problem of unsupervised graph representation learning by harnessing the control properties of dynamical networks defined on graphs. Our approach introduces a novel framework for contrastive learning, a widely…

Machine Learning · Computer Science 2024-04-19 Obaid Ullah Ahmad , Anwar Said , Mudassir Shabbir , Waseem Abbas , Xenofon Koutsoukos

There has been significant progress in improving the performance of graph neural networks (GNNs) through enhancements in graph data, model architecture design, and training strategies. For fairness in graphs, recent studies achieve fair…

Machine Learning · Computer Science 2023-12-20 Zhimeng Jiang , Xiaotian Han , Chao Fan , Zirui Liu , Na Zou , Ali Mostafavi , Xia Hu

Representation learning on graphs is a fundamental problem that can be crucial in various tasks. Graph neural networks, the dominant approach for graph representation learning, are limited in their representation power. Therefore, it can be…

Machine Learning · Computer Science 2025-01-17 Zuoyu Yan , Qi Zhao , Ze Ye , Tengfei Ma , Liangcai Gao , Zhi Tang , Yusu Wang , Chao Chen

Graph neural networks have been widely used for learning representations of nodes for many downstream tasks on graph data. Existing models were designed for the nodes on a single graph, which would not be able to utilize information across…

Machine Learning · Computer Science 2021-06-04 Meng Jiang

With growing emphasis on privacy regulations, machine unlearning has become increasingly critical in real-world applications such as social networks and recommender systems, many of which are naturally represented as graphs. However,…

Machine Learning · Computer Science 2026-01-19 Ziheng Chen , Jiali Cheng , Hadi Amiri , Kaushiki Nag , Lu Lin , Sijia Liu , Xiangguo Sun , Gabriele Tolomei

Graph embedding techniques are pivotal in real-world machine learning tasks that operate on graph-structured data, such as social recommendation and protein structure modeling. Embeddings are mostly performed on the node level for learning…

Machine Learning · Computer Science 2022-04-26 Nan Wang , Lu Lin , Jundong Li , Hongning Wang

This paper introduces a fine-grained contrastive learning scheme for unsupervised node clustering. Previous clustering methods only focus on a small feature set (class-dependent features), which demonstrates explicit clustering…

Social and Information Networks · Computer Science 2024-09-13 Hang Cui , Tarek Abdelzaher

Graph Neural Networks (GNNs) have demonstrated significant success in learning from graph-structured data across various domains. Despite their great successful, one critical challenge is often overlooked by existing works, i.e., the…

Machine Learning · Computer Science 2024-02-15 Tianxiang Zhao , Xiang Zhang , Suhang Wang

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

Graph representation learning has become a ubiquitous component in many scenarios, ranging from social network analysis to energy forecasting in smart grids. In several applications, ensuring the fairness of the node (or graph)…

Machine Learning · Computer Science 2022-07-13 Indro Spinelli , Simone Scardapane , Amir Hussain , Aurelio Uncini

Representation learning has overcome the often arduous and manual featurization of networks through (unsupervised) feature learning as it results in embeddings that can apply to a variety of downstream learning tasks. The focus of…

Machine Learning · Computer Science 2021-01-01 Piotr Bielak , Tomasz Kajdanowicz , Nitesh V. Chawla

Despite remarkable success in diverse web-based applications, Graph Neural Networks(GNNs) inherit and further exacerbate historical discrimination and social stereotypes, which critically hinder their deployments in high-stake domains such…

Machine Learning · Computer Science 2025-01-28 Ying Song , Balaji Palanisamy

We consider graph representation learning in a self-supervised manner. Graph neural networks (GNNs) use neighborhood aggregation as a core component that results in feature smoothing among nodes in proximity. While successful in various…

Machine Learning · Computer Science 2021-07-20 Wei Zhuo , Guang Tan

With the widespread use of Graph Neural Networks (GNNs) for representation learning from network data, the fairness of GNN models has raised great attention lately. Fair GNNs aim to ensure that node representations can be accurately…

Social and Information Networks · Computer Science 2024-10-23 Guixian Zhang , Guan Yuan , Debo Cheng , Lin Liu , Jiuyong Li , Shichao Zhang

Features representation leverages the great power in network analysis tasks. However, most features are discrete which poses tremendous challenges to effective use. Recently, increasing attention has been paid on network feature learning,…

Machine Learning · Computer Science 2021-03-09 Ke Sun , Jiaying Liu , Shuo Yu , Bo Xu , Feng Xia

Neural network architectures have been extensively employed in the fair representation learning setting, where the objective is to learn a new representation for a given vector which is independent of sensitive information. Various…

Machine Learning · Computer Science 2022-02-08 Mattia Cerrato , Alesia Vallenas Coronel , Marius Köppel , Alexander Segner , Roberto Esposito , Stefan Kramer

Graph representation learning plays a vital role in processing graph-structured data. However, prior arts on graph representation learning heavily rely on labeling information. To overcome this problem, inspired by the recent success of…

Machine Learning · Computer Science 2021-07-19 Ming Jin , Yizhen Zheng , Yuan-Fang Li , Chen Gong , Chuan Zhou , Shirui Pan

In this paper, we present an empirical study on image recognition fairness, i.e., extreme class accuracy disparity on balanced data like ImageNet. We experimentally demonstrate that classes are not equal and the fairness issue is prevalent…

Machine Learning · Computer Science 2024-03-14 Jiequan Cui , Beier Zhu , Xin Wen , Xiaojuan Qi , Bei Yu , Hanwang Zhang

Graph clustering, which involves the partitioning of nodes within a graph into disjoint clusters, holds significant importance for numerous subsequent applications. Recently, contrastive learning, known for utilizing supervisory…

Machine Learning · Computer Science 2024-11-05 Yunhui Liu , Xinyi Gao , Tieke He , Tao Zheng , Jianhua Zhao , Hongzhi Yin

Contrastive learning has proven instrumental in learning unbiased representations of data, especially in complex environments characterized by high-cardinality and high-dimensional sensitive information. However, existing approaches within…

Machine Learning · Computer Science 2024-11-25 Stefan K. Nielsen , Tan M. Nguyen