中文
相关论文

相关论文: Fine-tuning Graph Neural Networks by Preserving Gr…

200 篇论文

Many machine learning techniques have been proposed in the last few years to process data represented in graph-structured form. Graphs can be used to model several scenarios, from molecules and materials to RNA secondary structures. Several…

机器学习 · 计算机科学 2018-11-19 Nicolò Navarin , Dinh V. Tran , Alessandro Sperduti

Self-supervised learning of graph neural networks (GNNs) aims to learn an accurate representation of the graphs in an unsupervised manner, to obtain transferable representations of them for diverse downstream tasks. Predictive learning and…

机器学习 · 计算机科学 2022-10-11 Dongki Kim , Jinheon Baek , Sung Ju Hwang

Graph neural networks (GNNs) learn representations from network data with naturally distributed architectures, rendering them well-suited candidates for decentralized learning. Oftentimes, this decentralized graph support changes with time…

机器学习 · 计算机科学 2020-10-27 Zhan Gao , Fernando Gama , Alejandro Ribeiro

Graphs have become an important modeling tool for web applications, and Graph Neural Networks (GNNs) have achieved great success in graph representation learning. However, the performance of traditional GNNs heavily relies on a large amount…

机器学习 · 计算机科学 2024-06-05 Chenghua Gong , Xiang Li , Jianxiang Yu , Cheng Yao , Jiaqi Tan , Chengcheng Yu

Despite its success in the image domain, adversarial training did not (yet) stand out as an effective defense for Graph Neural Networks (GNNs) against graph structure perturbations. In the pursuit of fixing adversarial training (1) we show…

机器学习 · 计算机科学 2023-12-05 Lukas Gosch , Simon Geisler , Daniel Sturm , Bertrand Charpentier , Daniel Zügner , Stephan Günnemann

As powerful tools for representation learning on graphs, graph neural networks (GNNs) have facilitated various applications from drug discovery to recommender systems. Nevertheless, the effectiveness of GNNs is immensely challenged by…

机器学习 · 计算机科学 2023-02-28 Wei Jin , Tong Zhao , Jiayuan Ding , Yozen Liu , Jiliang Tang , Neil Shah

Graph neural networks (GNNs) are a type of neural network capable of learning on graph-structured data. However, training GNNs on large-scale graphs is challenging due to iterative aggregations of high-dimensional features from neighboring…

机器学习 · 计算机科学 2024-09-18 Nikolai Merkel , Pierre Toussing , Ruben Mayer , Hans-Arno Jacobsen

Graph generation is a critical task in numerous domains, including molecular design and social network analysis, due to its ability to model complex relationships and structured data. While most modern graph generative models utilize…

机器学习 · 计算机科学 2025-06-04 Xiaohui Chen , Yinkai Wang , Jiaxing He , Yuanqi Du , Soha Hassoun , Xiaolin Xu , Li-Ping Liu

Foundation models are pretrained on large-scale corpora to learn generalizable patterns across domains and tasks -- such as contours, textures, and edges in images, or tokens and sentences in text. In contrast, discovering such generalities…

机器学习 · 计算机科学 2025-05-27 Zehong Wang , Zheyuan Zhang , Tianyi Ma , Nitesh V Chawla , Chuxu Zhang , Yanfang Ye

Graph convolutional networks (GCNs) have recently achieved great empirical success in learning graph-structured data. To address its scalability issue due to the recursive embedding of neighboring features, graph topology sampling has been…

机器学习 · 计算机科学 2023-12-12 Hongkang Li , Meng Wang , Sijia Liu , Pin-Yu Chen , Jinjun Xiong

Graph Neural Networks (GNNs) have been extensively used in various real-world applications. However, the predictive uncertainty of GNNs stemming from diverse sources such as inherent randomness in data and model training errors can lead to…

机器学习 · 计算机科学 2025-03-11 Fangxin Wang , Yuqing Liu , Kay Liu , Yibo Wang , Sourav Medya , Philip S. Yu

Graph Neural Networks (GNNs) have achieved remarkable performance through their message-passing mechanism. However, recent studies have highlighted the vulnerability of GNNs to backdoor attacks, which can lead the model to misclassify…

机器学习 · 计算机科学 2025-01-13 Jiale Zhang , Bosen Rao , Chengcheng Zhu , Xiaobing Sun , Qingming Li , Haibo Hu , Xiapu Luo , Qingqing Ye , Shouling Ji

While Graph Neural Networks (GNNs) have achieved remarkable results in a variety of applications, recent studies exposed important shortcomings in their ability to capture the structure of the underlying graph. It has been shown that the…

机器学习 · 计算机科学 2023-09-26 Giorgos Bouritsas , Fabrizio Frasca , Stefanos Zafeiriou , Michael M. Bronstein

Graph neural networks (GNN) are powerful models for many graph-structured tasks. Existing models often assume that the complete structure of the graph is available during training. In practice, however, graph-structured data is usually…

机器学习 · 计算机科学 2022-03-29 Chen Wang , Yuheng Qiu , Dasong Gao , Sebastian Scherer

Graph Neural Networks (GNNs) have become powerful tools for learning from graph-structured data, finding applications across diverse domains. However, as graph sizes and connectivity increase, standard GNN training methods face significant…

机器学习 · 计算机科学 2025-12-01 Eshed Gal , Moshe Eliasof , Carola-Bibiane Schönlieb , Ivan I. Kyrchei , Eldad Haber , Eran Treister

Generative models for graphs have been actively studied for decades, and they have a wide range of applications. Recently, learning-based graph generation that reproduces real-world graphs has been attracting the attention of many…

机器学习 · 计算机科学 2023-04-07 Kohei Watabe , Shohei Nakazawa , Yoshiki Sato , Sho Tsugawa , Kenji Nakagawa

Semi-supervised node classification in graphs is a fundamental problem in graph mining, and the recently proposed graph neural networks (GNNs) have achieved unparalleled results on this task. Due to their massive success, GNNs have…

机器学习 · 计算机科学 2019-06-19 Oleksandr Shchur , Maximilian Mumme , Aleksandar Bojchevski , Stephan Günnemann

Graph neural networks (GNNs) model representations from networked data and allow for decentralized inference through localized communications. Existing GNN architectures often assume ideal communications and ignore potential channel…

信号处理 · 电气工程与系统科学 2024-05-22 Zhan Gao , Deniz Gunduz

Time series forecasting is an extensively studied subject in statistics, economics, and computer science. Exploration of the correlation and causation among the variables in a multivariate time series shows promise in enhancing the…

机器学习 · 计算机科学 2021-04-22 Chao Shang , Jie Chen , Jinbo Bi

Graph Neural Networks (GNN) are indispensable in learning from graph-structured data, yet their rising computational costs, especially on massively connected graphs, pose significant challenges in terms of execution performance. To tackle…

分布式、并行与集群计算 · 计算机科学 2024-11-05 Aishwarya Sarkar , Sayan Ghosh , Nathan R. Tallent , Ali Jannesari