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相关论文: Random Walk Guided Hyperbolic Graph Distillation

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We propose a novel approach for learning node representations in directed graphs, which maintains separate views or embedding spaces for the two distinct node roles induced by the directionality of the edges. We argue that the previous…

社会与信息网络 · 计算机科学 2019-07-01 Megha Khosla , Jurek Leonhardt , Wolfgang Nejdl , Avishek Anand

Graph Neural Network pretraining is pivotal for leveraging unlabeled graph data. However, generalizing across heterogeneous domains remains a major challenge due to severe distribution shifts. Existing methods primarily focus on…

机器学习 · 计算机科学 2026-04-14 Yang Yan , Qiuyan Wang , Tianjin Huang , Qiudong Yu , Kexin Zhang

Network representation learning in low dimensional vector space has attracted considerable attention in both academic and industrial domains. Most real-world networks are dynamic with addition/deletion of nodes and edges. The existing graph…

机器学习 · 计算机科学 2019-02-07 Sedigheh Mahdavi , Shima Khoshraftar , Aijun An

Downsampling produces coarsened, multi-resolution representations of data and it is used, for example, to produce lossy compression and visualization of large images, reduce computational costs, and boost deep neural representation…

机器学习 · 计算机科学 2023-07-04 Davide Bacciu , Alessio Conte , Francesco Landolfi

Instance-aware embeddings predicted by deep neural networks have revolutionized biomedical instance segmentation, but its resource requirements are substantial. Knowledge distillation offers a solution by transferring distilled knowledge…

计算机视觉与模式识别 · 计算机科学 2024-01-15 Xiaoyu Liu , Yueyi Zhang , Zhiwei Xiong , Wei Huang , Bo Hu , Xiaoyan Sun , Feng Wu

Retrieval-augmented generation (RAG) enables large language models (LLMs) to access external knowledge, helping mitigate hallucinations and enhance domain-specific expertise. Graph-based RAG enhances structural reasoning by introducing…

计算与语言 · 计算机科学 2025-11-26 Linxiao Cao , Ruitao Wang , Jindong Li , Zhipeng Zhou , Menglin Yang

Graph embedding approaches attempt to project graphs into geometric entities, i.e, manifolds. The idea is that the geometric properties of the projected manifolds are helpful in the inference of graph properties. However, if the choice of…

计算几何 · 计算机科学 2024-08-01 Saloua Naama , Kavé Salamatian , Francesco Bronzino

We study a new paradigm of knowledge transfer that aims at encoding graph topological information into graph neural networks (GNNs) by distilling knowledge from a teacher GNN model trained on a complete graph to a student GNN model…

机器学习 · 计算机科学 2023-01-18 Chenxiao Yang , Qitian Wu , Junchi Yan

Many complex networks exhibit hierarchical, tree-like structures, making hyperbolic space a natural candidate wherein to learn representations of them. Based on this observation, Hyperbolic Graph Neural Networks (HGNNs) have been widely…

机器学习 · 计算机科学 2026-05-15 Dionisia Naddeo , Jonas Linkerhägner , Nicola Toschi , Geri Skenderi , Veronica Lachi

Graph Neural Networks (GNNs) have demonstrated strong performance in graph representation learning across various real-world applications. However, they often produce biased predictions caused by sensitive attributes, such as religion or…

机器学习 · 计算机科学 2025-10-28 Chengyu Li , Debo Cheng , Guixian Zhang , Yi Li , Shichao Zhang

Graphs face challenges when dealing with massive datasets. They are essential tools for modeling interconnected data and often become computationally expensive. Graph embedding techniques, on the other hand, provide an efficient approach.…

数据库 · 计算机科学 2024-12-16 Plácido A Souza Neto

Hyperbolic representations have shown remarkable efficacy in modeling inherent hierarchies and complexities within data structures. Hyperbolic neural networks have been commonly applied for learning such representations from data, but they…

机器学习 · 计算机科学 2024-07-16 Yifei Yang , Wonjun Lee , Dongmian Zou , Gilad Lerman

Histopathology can help clinicians make accurate diagnoses, determine disease prognosis, and plan appropriate treatment strategies. As deep learning techniques prove successful in the medical domain, the primary challenges become limited…

计算机视觉与模式识别 · 计算机科学 2024-07-11 Zhe Li , Bernhard Kainz

Graphlets are induced subgraph patterns that are crucial to the understanding of the structure and function of a large network. A lot of efforts have been devoted to calculating graphlet statistics where random walk based approaches are…

社会与信息网络 · 计算机科学 2020-05-12 Simiao Jiao , Zihui Xue , Xiaowei Chen , Yuedong Xu

Graph neural networks (GNNs) enable the analysis of graphs using deep learning, with promising results in capturing structured information in graphs. This paper focuses on creating a small graph to represent the original graph, so that GNNs…

机器学习 · 计算机科学 2022-06-29 Mengyang Liu , Shanchuan Li , Xinshi Chen , Le Song

Link prediction is a crucial graph-learning task with applications including citation prediction and product recommendation. Distilling Graph Neural Networks (GNNs) teachers into Multi-Layer Perceptrons (MLPs) students has emerged as an…

机器学习 · 计算机科学 2026-02-17 Zongyue Qin , Shichang Zhang , Mingxuan Ju , Tong Zhao , Neil Shah , Yizhou Sun

Neural embeddings have been used with great success in Natural Language Processing (NLP). They provide compact representations that encapsulate word similarity and attain state-of-the-art performance in a range of linguistic tasks. The…

机器学习 · 统计学 2018-09-20 Benjamin Paul Chamberlain , James Clough , Marc Peter Deisenroth

Knowledge distillation can lead to deploy-friendly networks against the plagued computational complexity problem, but previous methods neglect the feature hierarchy in detectors. Motivated by this, we propose a general framework for…

计算机视觉与模式识别 · 计算机科学 2021-05-13 Yangyang Qin , Hefei Ling , Zhenghai He , Yuxuan Shi , Lei Wu

The rapid growth of graph data poses significant challenges in storage, transmission, and particularly the training of graph neural networks (GNNs). To address these challenges, graph condensation (GC) has emerged as an innovative solution.…

机器学习 · 计算机科学 2025-01-28 Xinyi Gao , Junliang Yu , Tong Chen , Guanhua Ye , Wentao Zhang , Hongzhi Yin

In this paper, we propose Continuous Graph Flow, a generative continuous flow based method that aims to model complex distributions of graph-structured data. Once learned, the model can be applied to an arbitrary graph, defining a…

机器学习 · 计算机科学 2019-10-01 Zhiwei Deng , Megha Nawhal , Lili Meng , Greg Mori
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