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相关论文: A Network Science Approach to Granular Time Series…

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Spatio-temporal forecasting of future values of spatially correlated time series is important across many cyber-physical systems (CPS). Recent studies offer evidence that the use of graph neural networks to capture latent correlations…

机器学习 · 计算机科学 2023-12-29 Minbo Ma , Jilin Hu , Christian S. Jensen , Fei Teng , Peng Han , Zhiqiang Xu , Tianrui Li

Graph Neural Networks (GNNs) have attracted increasing attention in recent years and have achieved excellent performance in semi-supervised node classification tasks. The success of most GNNs relies on one fundamental assumption, i.e., the…

机器学习 · 计算机科学 2024-12-03 Junchao Lin , Yuan Wan , Jingwen Xu , Xingchen Qi

Representing the nodes of continuous-time temporal graphs in a low-dimensional latent space has wide-ranging applications, from prediction to visualization. Yet, analyzing continuous-time relational data with timestamped interactions…

机器学习 · 计算机科学 2024-05-28 Raphaël Romero , Jefrey Lijffijt , Riccardo Rastelli , Marco Corneli , Tijl De Bie

Purpose: This paper aims to enhance bearing fault diagnosis in industrial machinery by introducing a novel method that combines Graph Attention Network (GAT) and Long Short-Term Memory (LSTM) networks. This approach captures both spatial…

Important advances have been made using convolutional neural network (CNN) approaches to solve complicated problems in areas that rely on grid structured data such as image processing and object classification. Recently, research on graph…

机器学习 · 统计学 2018-08-24 Matthew Baron

Graph neural networks (GNN) have shown significant capabilities in handling structured data, yet their application to dynamic, temporal data remains limited. This paper presents a new type of graph attention network, called TempoKGAT, which…

机器学习 · 计算机科学 2024-12-24 Lena Sasal , Daniel Busby , Abdenour Hadid

Neuromorphic vision sensing (NVS)\ devices represent visual information as sequences of asynchronous discrete events (a.k.a., "spikes") in response to changes in scene reflectance. Unlike conventional active pixel sensing (APS), NVS allows…

计算机视觉与模式识别 · 计算机科学 2020-10-28 Yin Bi , Aaron Chadha , Alhabib Abbas , Eirina Bourtsoulatze , Yiannis Andreopoulos

Graph structured data, specifically text-attributed graphs (TAG), effectively represent relationships among varied entities. Such graphs are essential for semi-supervised node classification tasks. Graph Neural Networks (GNNs) have emerged…

机器学习 · 计算机科学 2024-04-18 Kaiwen Dong , Zhichun Guo , Nitesh V. Chawla

Ubiquitous sensors today emit high frequency streams of numerical measurements that reflect properties of human, animal, industrial, commercial, and natural processes. Shifts in such processes, e.g. caused by external events or internal…

机器学习 · 计算机科学 2025-04-04 Arik Ermshaus , Patrick Schäfer , Ulf Leser

Attention-based end-to-end text-to-speech synthesis (TTS) is superior to conventional statistical methods in many ways. Transformer-based TTS is one of such successful implementations. While Transformer TTS models the speech frame sequence…

机器学习 · 计算机科学 2021-03-29 Rui Liu , Berrak Sisman , Haizhou Li

There is growing interest in applying graph-based methods to Time Series Anomaly Detection (TSAD), particularly Graph Neural Networks (GNNs), as they naturally model dependencies among multivariate signals. GNNs are typically used as…

机器学习 · 计算机科学 2026-03-11 Federico Bello , Gonzalo Chiarlone , Marcelo Fiori , Gastón García González , Federico Larroca

Predicting links in sparse, continuously evolving networks is a central challenge in network science. Conventional heuristic methods and deep learning models, including Graph Neural Networks (GNNs), are typically designed for static graphs…

社会与信息网络 · 计算机科学 2026-02-17 Nafiseh Sadat Sajadi , Behnam Bahrak , Mahdi Jafari Siavoshani

Graph classification plays a pivotal role in various domains, including pathology, where images can be represented as graphs. In this domain, images can be represented as graphs, where nodes might represent individual nuclei, and edges…

机器学习 · 计算机科学 2025-01-29 Aditya Prakash

Time series data play an important role in many applications and their analysis reveals crucial information for understanding the underlying processes. Among the many time series learning tasks of great importance, we here focus on…

机器学习 · 计算机科学 2021-06-28 Dominik Alfke , Miriam Gondos , Lucile Peroche , Martin Stoll

Graph Neural Networks (GNNs) have become important tools for machine learning on graph-structured data. In this paper, we explore the synergistic combination of graph encoding, graph rewiring, and graph attention, by introducing Graph…

机器学习 · 计算机科学 2025-03-18 Tongzhou Liao , Barnabás Póczos

Graph Neural Networks (GNNs) have recently become increasingly popular due to their ability to learn complex systems of relations or interactions arising in a broad spectrum of problems ranging from biology and particle physics to social…

机器学习 · 计算机科学 2020-10-12 Emanuele Rossi , Ben Chamberlain , Fabrizio Frasca , Davide Eynard , Federico Monti , Michael Bronstein

Graph Transformers (GTs), which integrate message passing and self-attention mechanisms simultaneously, have achieved promising empirical results in graph prediction tasks. However, the design of scalable and topology-aware node…

神经与进化计算 · 计算机科学 2025-12-12 Huizhe Zhang , Jintang Li , Yuchang Zhu , Huazhen Zhong , Liang Chen

Time series classification(TSC) has always been an important and challenging research task. With the wide application of deep learning, more and more researchers use deep learning models to solve TSC problems. Since time series always…

机器学习 · 计算机科学 2021-01-27 Shibo Zhou , Yu Pan

Currently, existing efforts in Weakly Supervised Semantic Segmentation (WSSS) based on Convolutional Neural Networks (CNNs) have predominantly focused on enhancing the multi-label classification network stage, with limited attention given…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Jia Zhang , Bo Peng , Xi Wu

Intelligent Transportation System (ITS) is crucial for improving traffic congestion, reducing accidents, optimizing urban planning, and more. However, the complexity of traffic networks has rendered traditional machine learning and…

机器学习 · 计算机科学 2024-09-20 Hourun Li , Yusheng Zhao , Zhengyang Mao , Yifang Qin , Zhiping Xiao , Jiaqi Feng , Yiyang Gu , Wei Ju , Xiao Luo , Ming Zhang