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Federated graph learning is a widely recognized technique that promotes collaborative training of graph neural networks (GNNs) by multi-client graphs.However, existing approaches heavily rely on the communication of model parameters or…

机器学习 · 计算机科学 2025-05-06 Hao Zhang , Xunkai Li , Yinlin Zhu , Lianglin Hu

The growing trend of Large Language Models (LLM) development has attracted significant attention, with models for various applications emerging consistently. However, the combined application of Large Language Models with semantic…

计算与语言 · 计算机科学 2023-05-09 Milena Trajanoska , Riste Stojanov , Dimitar Trajanov

Graphs play a crucial role in data mining and machine learning, representing real-world objects and interactions. As graph datasets grow, managing large, decentralized subgraphs becomes essential, particularly within federated learning…

机器学习 · 计算机科学 2024-10-21 Ömer Faruk Akgül , Rajgopal Kannan , Viktor Prasanna

Personalized federated learning (PFL) often fails under label skew and non-stationarity because a single global parameterization ignores client-specific geometry. We introduce VGM$^2$ (Variational Gaussian Mixture Manifold), a…

机器学习 · 计算机科学 2025-09-16 Sai Puppala , Ismail Hossain , Md Jahangir Alam , Sajedul Talukder

Large Language Models (LLMs) have garnered considerable interest within both academic and industrial. Yet, the application of LLMs to graph data remains under-explored. In this study, we evaluate the capabilities of four LLMs in addressing…

人工智能 · 计算机科学 2023-09-12 Chang Liu , Bo Wu

Large language models ($\textbf{LLMs}$) have emerged as a powerful method for discovery. Instead of utilizing numerical data, LLMs utilize associated variable $\textit{semantic metadata}$ to predict variable relationships. Simultaneously,…

机器学习 · 计算机科学 2025-04-15 Alex Havrilla , David Alvarez-Melis , Nicolo Fusi

Model pre-training on large text corpora has been demonstrated effective for various downstream applications in the NLP domain. In the graph mining domain, a similar analogy can be drawn for pre-training graph models on large graphs in the…

The surge in interest and application of large language models (LLMs) has sparked a drive to fine-tune these models to suit specific applications, such as finance and medical science. However, concerns regarding data privacy have emerged,…

机器学习 · 计算机科学 2024-06-04 Xiao-Yang Liu , Rongyi Zhu , Daochen Zha , Jiechao Gao , Shan Zhong , Matt White , Meikang Qiu

We develop a novel data-driven nonlinear mixup mechanism for graph data augmentation and present different mixup functions for sample pairs and their labels. Mixup is a data augmentation method to create new training data by linearly…

机器学习 · 计算机科学 2022-10-31 Madeline Navarro , Santiago Segarra

Graph-structured combinatorial challenges are inherently difficult due to their nonlinear and intricate nature, often rendering traditional computational methods ineffective or expensive. However, these challenges can be more naturally…

人工智能 · 计算机科学 2025-01-22 Jie Zhao , Kang Hao Cheong , Witold Pedrycz

Link prediction is a crucial task in many downstream applications of graph machine learning. To this end, Graph Neural Network (GNN) is a widely used technique for link prediction, mainly in transductive settings, where the goal is to…

机器学习 · 计算机科学 2025-03-06 Ahmed E. Samy , Zekarias T. Kefato , Sarunas Girdzijauskas

Text summarization is essential for information aggregation and demands large amounts of training data. However, concerns about data privacy and security limit data collection and model training. To eliminate this concern, we propose a…

人工智能 · 计算机科学 2023-04-25 Rongfeng Pan , Jianzong Wang , Lingwei Kong , Zhangcheng Huang , Jing Xiao

Multi-agent reinforcement learning (MARL) is crucial for AI systems that operate collaboratively in distributed and adversarial settings, particularly in multi-domain operations (MDO). A central challenge in cooperative MARL is determining…

机器学习 · 计算机科学 2026-04-21 Nikunj Gupta , Rajgopal Kannan , Viktor Prasanna

We demonstrate that it is possible to train large recurrent language models with user-level differential privacy guarantees with only a negligible cost in predictive accuracy. Our work builds on recent advances in the training of deep…

机器学习 · 计算机科学 2018-02-27 H. Brendan McMahan , Daniel Ramage , Kunal Talwar , Li Zhang

Graph Neural Architecture Search (GNAS) facilitates the automatic design of Graph Neural Networks (GNNs) tailored to specific downstream graph learning tasks. However, existing GNAS approaches often require manual adaptation to new graph…

机器学习 · 计算机科学 2025-02-18 Yang Gao , Hong Yang , Yizhi Chen , Junxian Wu , Peng Zhang , Haishuai Wang

The application of large language models (LLMs) to graph data has attracted a lot of attention recently. LLMs allow us to use deep contextual embeddings from pretrained models in text-attributed graphs, where shallow embeddings are often…

人工智能 · 计算机科学 2025-02-19 Shima Khoshraftar , Niaz Abedini , Amir Hajian

Effective decision-making on networks often relies on learning from graph-structured data, where Graph Neural Networks (GNNs) play a central role, but they take efforts to configure and tune. In this demo, we propose LLMNet, showing how to…

机器学习 · 计算机科学 2025-06-18 Xiaohan Zheng , Lanning Wei , Yong Li , Quanming Yao

Autonomous agents based on large language models (LLMs) have demonstrated impressive capabilities in a wide range of applications, including web navigation, software development, and embodied control. While most LLMs are limited in several…

人工智能 · 计算机科学 2025-09-03 Yixin Liu , Guibin Zhang , Kun Wang , Shiyuan Li , Shirui Pan

Large language models (LLMs) are increasingly applied to analyzing wearable sensing data, which are long-term, multimodal, and highly personalized. A key challenge is context selection: providing insufficient context limits reasoning, while…

信息检索 · 计算机科学 2026-05-20 Zhenyu Lu , Mahyar Abbasian , Amir M. Rahmani

Personalized federated learning is extensively utilized in scenarios characterized by data heterogeneity, facilitating more efficient and automated local training on data-owning terminals. This includes the automated selection of…

机器学习 · 计算机科学 2025-04-29 Chuanyin Wang , Yifei Zhang , Neng Gao , Qiang Luo