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Multi-relational graph clustering has demonstrated remarkable success in uncovering underlying patterns in complex networks. Representative methods manage to align different views motivated by advances in contrastive learning. Our empirical…

Machine Learning · Computer Science 2024-07-25 Zhixiang Shen , Haolan He , Zhao Kang

Meta-learning has received a tremendous recent attention as a possible approach for mimicking human intelligence, i.e., acquiring new knowledge and skills with little or even no demonstration. Most of the existing meta-learning methods are…

Machine Learning · Computer Science 2019-05-24 Fan Zhou , Chengtai Cao , Kunpeng Zhang , Goce Trajcevski , Ting Zhong , Ji Geng

Multimodal representation learning seeks to relate and decompose information inherent in multiple modalities. By disentangling modality-specific information from information that is shared across modalities, we can improve interpretability…

Machine Learning · Computer Science 2025-03-18 Chenyu Wang , Sharut Gupta , Xinyi Zhang , Sana Tonekaboni , Stefanie Jegelka , Tommi Jaakkola , Caroline Uhler

Multimodal pre-training breaks down the modality barriers and allows the individual modalities to be mutually augmented with information, resulting in significant advances in representation learning. However, graph modality, as a very…

Multimedia · Computer Science 2022-11-01 Xuan Yang , Quanjin Tao , Xiao Feng , Donghong Cai , Xiang Ren , Yang Yang

To explore underlying complementary information from multiple views, in this paper, we propose a novel Latent Multi-view Semi-Supervised Classification (LMSSC) method. Unlike most existing multi-view semi-supervised classification methods…

Machine Learning · Computer Science 2019-09-10 Xiaofan Bo , Zhao Kang , Zhitong Zhao , Yuanzhang Su , Wenyu Chen

Deep learning methods for graphs achieve remarkable performance on many node-level and graph-level prediction tasks. However, despite the proliferation of the methods and their success, prevailing Graph Neural Networks (GNNs) neglect…

Machine Learning · Computer Science 2020-11-10 Emily Alsentzer , Samuel G. Finlayson , Michelle M. Li , Marinka Zitnik

Multi-view learning has progressed rapidly in recent years. Although many previous studies assume that each instance appears in all views, it is common in real-world applications for instances to be missing from some views, resulting in…

Machine Learning · Computer Science 2022-08-30 Pengfei Zhu , Xinjie Yao , Yu Wang , Meng Cao , Binyuan Hui , Shuai Zhao , Qinghua Hu

We study self-supervised learning on graphs using contrastive methods. A general scheme of prior methods is to optimize two-view representations of input graphs. In many studies, a single graph-level representation is computed as one of the…

Machine Learning · Computer Science 2021-07-22 Xinyi Xu , Cheng Deng , Yaochen Xie , Shuiwang Ji

Graph neural networks (GNNs) have significantly improved the representation power for graph-structured data. Despite of the recent success of GNNs, the graph convolution in most GNNs have two limitations. Since the graph convolution is…

Machine Learning · Computer Science 2021-12-30 Jinyoung Park , Sungdong Yoo , Jihwan Park , Hyunwoo J. Kim

Node importance estimation (NIE) in heterogeneous knowledge graphs is a critical yet challenging task, essential for applications such as recommendation, knowledge reasoning, and question answering. Existing methods often rely on pairwise…

Artificial Intelligence · Computer Science 2025-12-16 Jiawen Chen , Yanyan He , Qi Shao , Mengli Wei , Duxin Chen , Wenwu Yu , Yanlong Zhao

A deep learning model trained on some labeled data from a certain source domain generally performs poorly on data from different target domains due to domain shifts. Unsupervised domain adaptation methods address this problem by alleviating…

Image and Video Processing · Electrical Eng. & Systems 2019-08-30 Junlin Yang , Nicha C. Dvornek , Fan Zhang , Julius Chapiro , MingDe Lin , James S. Duncan

Dynamic graphs (DG) describe dynamic interactions between entities in many practical scenarios. Most existing DG representation learning models combine graph convolutional network and sequence neural network, which model spatial-temporal…

Machine Learning · Computer Science 2024-01-17 Ling Wang , Ye Yuan

Dataset condensation has significantly improved model training efficiency, but its application on devices with different computing power brings new requirements for different data sizes. Thus, condensing multiple scale graphs simultaneously…

Machine Learning · Computer Science 2024-12-24 Xingcheng Fu , Yisen Gao , Beining Yang , Yuxuan Wu , Haodong Qian , Qingyun Sun , Xianxian Li

Cross-modality interaction is a critical component in Text-Video Retrieval (TVR), yet there has been little examination of how different influencing factors for computing interaction affect performance. This paper first studies the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Qiang Wang , Yanhao Zhang , Yun Zheng , Pan Pan , Xian-Sheng Hua

In real-world scenarios, texts in a graph are often linked by multiple semantic relations (e.g., papers in an academic graph are referenced by other publications, written by the same author, or published in the same venue), where text…

Computation and Language · Computer Science 2024-07-16 Bowen Jin , Wentao Zhang , Yu Zhang , Yu Meng , Han Zhao , Jiawei Han

Deep representation learning offers a powerful paradigm for mapping input data onto an organized embedding space and is useful for many music information retrieval tasks. Two central methods for representation learning include deep metric…

Sound · Computer Science 2020-08-14 Jongpil Lee , Nicholas J. Bryan , Justin Salamon , Zeyu Jin , Juhan Nam

Mental disorder populations exhibit pronounced heterogeneity -- that is, the significant differences between samples -- poses a significant challenge to the definition of positive pairs in contrastive learning. To address this, we propose a…

Machine Learning · Computer Science 2026-03-23 Xiaolong Li , Guiliang Guo , Guangqi Wen , Peng Cao , Jinzhu Yang , Honglin Wu , Xiaoli Liu , Fei Wang , Osmar R. Zaiane

Deep neural networks are susceptible to learn biased models with entangled feature representations, which may lead to subpar performances on various downstream tasks. This is particularly true for under-represented classes, where a lack of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Sanghyeok Chu , Dongwan Kim , Bohyung Han

The aim of this work is to develop a fully-distributed algorithmic framework for training graph convolutional networks (GCNs). The proposed method is able to exploit the meaningful relational structure of the input data, which are collected…

Machine Learning · Computer Science 2022-12-21 Simone Scardapane , Indro Spinelli , Paolo Di Lorenzo

Existing methods for multi-modal time series representation learning aim to disentangle the modality-shared and modality-specific latent variables. Although achieving notable performances on downstream tasks, they usually assume an…

Machine Learning · Computer Science 2024-05-28 Ruichu Cai , Zhifang Jiang , Zijian Li , Weilin Chen , Xuexin Chen , Zhifeng Hao , Yifan Shen , Guangyi Chen , Kun Zhang