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Modern data analysis pipelines are becoming increasingly complex due to the presence of multi-view information sources. While graphs are effective in modeling complex relationships, in many scenarios a single graph is rarely sufficient to…

The prevalence of real-world multi-view data makes incomplete multi-view clustering (IMVC) a crucial research. The rapid development of Graph Neural Networks (GNNs) has established them as one of the mainstream approaches for multi-view…

In this paper, we introduce a self-supervised learning method to enhance the graph-level representations with the help of a set of subgraphs. For this purpose, we propose a universal framework to generate subgraphs in an auto-regressive way…

机器学习 · 计算机科学 2021-05-10 Chenguang Wang , Ziwen Liu

Self-supervised landmark estimation is a challenging task that demands the formation of locally distinct feature representations to identify sparse facial landmarks in the absence of annotated data. To tackle this task, existing…

计算机视觉与模式识别 · 计算机科学 2024-05-29 Kejia Yin , Varshanth R. Rao , Ruowei Jiang , Xudong Liu , Parham Aarabi , David B. Lindell

Recently there has been a significant effort to automate UV mapping, the process of mapping 3D-dimensional surfaces to the UV space while minimizing distortion and seam length. Although state-of-the-art methods, Autocuts and OptCuts,…

图形学 · 计算机科学 2020-12-04 Fatemeh Teimury , Bruno Roy , Juan Sebastián Casallas , David MacDonald , Mark Coates

Recent advances in Graph Convolutional Neural Networks (GCNNs) have shown their efficiency for non-Euclidean data on graphs, which often require a large amount of labeled data with high cost. It it thus critical to learn graph feature…

计算机视觉与模式识别 · 计算机科学 2020-03-20 Xiang Gao , Wei Hu , Guo-Jun Qi

Neural networks have been shown to be an effective tool for learning algorithms over graph-structured data. However, graph representation techniques---that convert graphs to real-valued vectors for use with neural networks---are still in…

机器学习 · 计算机科学 2018-10-10 Shaileshh Bojja Venkatakrishnan , Mohammad Alizadeh , Pramod Viswanath

Fully supervised skeleton-based action recognition has achieved great progress with the blooming of deep learning techniques. However, these methods require sufficient labeled data which is not easy to obtain. In contrast, self-supervised…

计算机视觉与模式识别 · 计算机科学 2023-05-12 Wenhan Wu , Yilei Hua , Ce Zheng , Shiqian Wu , Chen Chen , Aidong Lu

Deep learning on graphs has become a popular research topic with many applications. However, past work has concentrated on learning graph embedding tasks, which is in contrast with advances in generative models for images and text. Is it…

机器学习 · 计算机科学 2018-02-13 Martin Simonovsky , Nikos Komodakis

In recent years, graph neural networks (GNNs) have been widely adopted in the representation learning of graph-structured data and provided state-of-the-art performance in various applications such as link prediction, node classification,…

机器学习 · 计算机科学 2021-04-14 Dasol Hwang , Jinyoung Park , Sunyoung Kwon , Kyung-Min Kim , Jung-Woo Ha , Hyunwoo J. Kim

Self-supervised learning (SSL) is a scalable way to learn general visual representations since it learns without labels. However, large-scale unlabeled datasets in the wild often have long-tailed label distributions, where we know little…

机器学习 · 计算机科学 2022-05-24 Hong Liu , Jeff Z. HaoChen , Adrien Gaidon , Tengyu Ma

Graph contrastive learning (GCL), as a self-supervised learning method, can solve the problem of annotated data scarcity. It mines explicit features in unannotated graphs to generate favorable graph representations for downstream tasks.…

机器学习 · 计算机科学 2024-04-02 Jinhuan Wang , Jiafei Shao , Zeyu Wang , Shanqing Yu , Qi Xuan , Xiaoniu Yang

Deep learning models for medical image classification usually achieve promising results but typically rely on large, annotated datasets or standard transfer learning from ImageNet. Self-Supervised Learning (SSL) has emerged as a powerful…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Joao Batista Florindo , Amanda Pontes de Oliveira Ornelas

In machine learning, graph embedding algorithms seek low-dimensional representations of the input network data, thereby allowing for downstream tasks on compressed encodings. Recently, within the framework of network renormalization,…

物理与社会 · 物理学 2025-08-29 Riccardo Milocco , Fabian Jansen , Diego Garlaschelli

The goal of this work is to address two limitations in autoencoder-based models: latent space interpretability and compatibility with unstructured meshes. This is accomplished here with the development of a novel graph neural network (GNN)…

机器学习 · 计算机科学 2023-02-20 Shivam Barwey , Varun Shankar , Venkatasubramanian Viswanathan , Romit Maulik

Detecting intrusions in network traffic is a challenging task, particularly under limited supervision and constantly evolving attack patterns. While recent works have leveraged graph neural networks for network intrusion detection, they…

机器学习 · 计算机科学 2025-12-23 Lorenzo Guerra , Thomas Chapuis , Guillaume Duc , Pavlo Mozharovskyi , Van-Tam Nguyen

Self-supervised Learning (SSL) including the mainstream contrastive learning has achieved great success in learning visual representations without data annotations. However, most methods mainly focus on the instance level information (\ie,…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Mingkai Zheng , Shan You , Fei Wang , Chen Qian , Changshui Zhang , Xiaogang Wang , Chang Xu

Masked image modeling has been demonstrated as a powerful pretext task for generating robust representations that can be effectively generalized across multiple downstream tasks. Typically, this approach involves randomly masking patches…

计算机视觉与模式识别 · 计算机科学 2024-02-29 Neelu Madan , Nicolae-Catalin Ristea , Kamal Nasrollahi , Thomas B. Moeslund , Radu Tudor Ionescu

Graph neural networks (GNNs) have recently emerged as an effective approach to model neighborhood signals in collaborative filtering. Towards this research line, graph contrastive learning (GCL) demonstrates robust capabilities to address…

信息检索 · 计算机科学 2024-07-22 Xinzhou Jin , Jintang Li , Liang Chen , Chenyun Yu , Yuanzhen Xie , Tao Xie , Chengxiang Zhuo , Zang Li , Zibin Zheng

Self-supervised learning (SSL) provides a promising alternative for representation learning on hypergraphs without costly labels. However, existing hypergraph SSL models are mostly based on contrastive methods with the instance-level…

机器学习 · 计算机科学 2024-04-19 Fan Li , Xiaoyang Wang , Dawei Cheng , Wenjie Zhang , Ying Zhang , Xuemin Lin