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Graph-based multi-view clustering aiming to obtain a partition of data across multiple views, has received considerable attention in recent years. Although great efforts have been made for graph-based multi-view clustering, it remains a…

Computer Vision and Pattern Recognition · Computer Science 2022-11-11 Yiming Wang , Dongxia Chang , Zhiqiang Fu , Yao Zhao

Graph generation is a crucial task in many fields, including network science and bioinformatics, as it enables the creation of synthetic graphs that mimic the properties of real-world networks for various applications. Graph Generative…

Machine Learning · Computer Science 2026-01-21 Salvatore Romano , Marco Grassia , Giuseppe Mangioni

Numerous Graph Neural Networks (GNNs) have been developed to tackle the challenge of Knowledge Graph Embedding (KGE). However, many of these approaches overlook the crucial role of relation information and inadequately integrate it with…

Machine Learning · Computer Science 2024-09-24 Peyman Baghershahi , Reshad Hosseini , Hadi Moradi

Masked image modeling (MIM) has achieved promising results on various vision tasks. However, the limited discriminability of learned representation manifests there is still plenty to go for making a stronger vision learner. Towards this…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Zhicheng Huang , Xiaojie Jin , Chengze Lu , Qibin Hou , Ming-Ming Cheng , Dongmei Fu , Xiaohui Shen , Jiashi Feng

In data systems, activities or events are continuously collected in the field to trace their proper executions. Logging, which means recording sequences of events, can be used for analyzing system failures and malfunctions, and identifying…

Machine Learning · Computer Science 2021-06-29 Tomer Meirman , Roni Stern , Gilad Katz

Can neural networks learn to compare graphs without feature engineering? In this paper, we show that it is possible to learn representations for graph similarity with neither domain knowledge nor supervision (i.e.\ feature engineering or…

Machine Learning · Computer Science 2019-04-23 Rami Al-Rfou , Dustin Zelle , Bryan Perozzi

Graph autoencoders (GAE) and variational graph autoencoders (VGAE) emerged as powerful methods for link prediction (LP). Their performances are less impressive on community detection (CD), where they are often outperformed by simpler…

Graph neural networks (GNNs) are gaining popularity for processing graph-structured data. In real-world scenarios, graph data within the same dataset can vary significantly in scale. This variability leads to depth-sensitivity, where the…

Machine Learning · Computer Science 2024-11-06 Zelin Yao , Chuang Liu , Xianke Meng , Yibing Zhan , Jia Wu , Shirui Pan , Wenbin Hu

With the development of generative-based self-supervised learning (SSL) approaches like BeiT and MAE, how to learn good representations by masking random patches of the input image and reconstructing the missing information has grown in…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Yabo Chen , Yuchen Liu , Dongsheng Jiang , Xiaopeng Zhang , Wenrui Dai , Hongkai Xiong , Qi Tian

Heterogeneous Information Networks (HINs), which consist of various types of nodes and edges, have recently demonstrated excellent performance in graph mining. However, most existing heterogeneous graph neural networks (HGNNs) ignore the…

Machine Learning · Computer Science 2024-11-20 Yige Zhao , Jianxiang Yu , Yao Cheng , Chengcheng Yu , Yiding Liu , Xiang Li , Shuaiqiang Wang

In this work, we examine the impact of inter-patch dependencies in the decoder of masked autoencoders (MAE) on representation learning. We decompose the decoding mechanism for masked reconstruction into self-attention between mask tokens…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Letian Fu , Long Lian , Renhao Wang , Baifeng Shi , Xudong Wang , Adam Yala , Trevor Darrell , Alexei A. Efros , Ken Goldberg

Diffusion probabilistic models (DPMs) have shown remarkable results on various image synthesis tasks such as text-to-image generation and image inpainting. However, compared to other generative methods like VAEs and GANs, DPMs lack a…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Yipeng Leng , Qiangjuan Huang , Zhiyuan Wang , Yangyang Liu , Haoyu Zhang

Part-level features are crucial for image understanding, but few studies focus on them because of the lack of fine-grained labels. Although unsupervised part discovery can eliminate the reliance on labels, most of them cannot maintain…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Jiahao Xia , Yike Wu , Wenjian Huang , Jianguo Zhang , Jian Zhang

Brain functional connectivity (FC) reveals biomarkers for identification of various neuropsychiatric disorders. Recent application of deep neural networks (DNNs) to connectome-based classification mostly relies on traditional convolutional…

Neurons and Cognition · Quantitative Biology 2024-01-31 Fuad Noman , Chee-Ming Ting , Hakmook Kang , Raphael C. -W. Phan , Brian D. Boyd , Warren D. Taylor , Hernando Ombao

Machine Learning on graph-structured data is an important and omnipresent task for a vast variety of applications including anomaly detection and dynamic network analysis. In this paper, a deep generative model is introduced to capture…

Machine Learning · Computer Science 2018-09-12 Mahdi Khodayar , Saeed Mohammadi , Mohammad Khodayar , Jianhui Wang , Guangyi Liu

Electrocardiogram (ECG) analysis is a fundamental tool for diagnosing cardiovascular conditions, yet anomaly detection in ECG signals remains challenging due to their inherent complexity and variability. We propose Multi-scale Masked…

Machine Learning · Computer Science 2025-02-11 Ya Zhou , Yujie Yang , Jianhuang Gan , Xiangjie Li , Jing Yuan , Wei Zhao

Graph autoencoders (AE) and variational autoencoders (VAE) recently emerged as powerful node embedding methods, with promising performances on challenging tasks such as link prediction and node clustering. Graph AE, VAE and most of their…

Machine Learning · Computer Science 2019-10-03 Guillaume Salha , Romain Hennequin , Michalis Vazirgiannis

Graph Neural Networks achieve remarkable results on problems with structured data but come as black-box predictors. Transferring existing explanation techniques, such as occlusion, fails as even removing a single node or edge can lead to…

Machine Learning · Computer Science 2020-10-27 Lukas Faber , Amin K. Moghaddam , Roger Wattenhofer

We consider the problem of image representation for the tasks of unsupervised learning and semi-supervised learning. In those learning tasks, the raw image vectors may not provide enough representation for their intrinsic structures due to…

Machine Learning · Computer Science 2014-02-20 Yiyi Liao , Yue Wang , Yong Liu

Graph clustering algorithms with autoencoder structures have recently gained popularity due to their efficient performance and low training cost. However, for existing graph autoencoder clustering algorithms based on GCN or GAT, not only do…

Machine Learning · Computer Science 2024-01-11 Yuanchi Ma , Hui He , Zhongxiang Lei , Zhendong Niu