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Graph is a highly generic and diverse representation, suitable for almost any data processing problem. Spectral graph theory has been shown to provide powerful algorithms, backed by solid linear algebra theory. It thus can be extremely…

计算机视觉与模式识别 · 计算机科学 2023-04-20 Or Streicher , Ido Cohen , Guy Gilboa

The rising proportion of renewable energy in the electricity mix introduces significant operational challenges for power grid operators. Effective power grid management demands adaptive decision-making strategies capable of handling dynamic…

In modern industrial systems, machinery frequently operates under dynamic environments with continuously varying loads and speeds. Consequently, deep learning-based fault diagnosis models often suffer from severe performance degradation…

信号处理 · 电气工程与系统科学 2026-05-22 Yakun Wang , Pengyu Han , Zeyi Liu , Xiao He , Dongming Cai , Hongshuo Zhao

Temporal Interaction Graphs (TIGs) are widely employed to model intricate real-world systems such as financial systems and social networks. To capture the dynamism and interdependencies of nodes, existing TIG embedding models need to…

机器学习 · 计算机科学 2023-09-12 Xi Chen , Yongxiang Liao , Yun Xiong , Yao Zhang , Siwei Zhang , Jiawei Zhang , Yiheng Sun

Neural forecasting of spatiotemporal time series drives both research and industrial innovation in several relevant application domains. Graph neural networks (GNNs) are often the core component of the forecasting architecture. However, in…

机器学习 · 计算机科学 2023-02-21 Andrea Cini , Ivan Marisca , Filippo Maria Bianchi , Cesare Alippi

Unsupervised Graph Domain Adaptation (UGDA) has emerged as a practical solution to transfer knowledge from a label-rich source graph to a completely unlabelled target graph. However, most methods require a labelled source graph to provide…

机器学习 · 计算机科学 2024-03-05 Zhen Zhang , Meihan Liu , Anhui Wang , Hongyang Chen , Zhao Li , Jiajun Bu , Bingsheng He

Encountering shifted data at test time is a ubiquitous challenge when deploying predictive models. Test-time adaptation (TTA) methods address this issue by continuously adapting a deployed model using only unlabeled test data. While TTA can…

机器学习 · 计算机科学 2025-11-11 Mona Schirmer , Metod Jazbec , Christian A. Naesseth , Eric Nalisnick

Test-time adaptation (TTA) aims to address the distribution shift between the training and test data with only unlabeled data at test time. Existing TTA methods often focus on improving recognition performance specifically for test data…

机器学习 · 计算机科学 2024-08-28 Yongcan Yu , Lijun Sheng , Ran He , Jian Liang

Spatiotemporal Graph Neural Networks (ST-GNNs) and Transformers have shown significant promise in traffic forecasting by effectively modeling temporal and spatial correlations. However, rapid urbanization in recent years has led to dynamic…

机器学习 · 计算机科学 2024-11-19 Hongjun Wang , Jiyuan Chen , Lingyu Zhang , Renhe Jiang , Xuan Song

In this paper we consider a linear system represented by a coupling graph between subsystems and propose a distributed control scheme capable to guarantee asymptotic stability and satisfaction of constraints on system inputs and states.…

系统与控制 · 计算机科学 2013-12-23 Stefano Riverso , Marcello Farina , Giancarlo Ferrari-Trecate

Test-time adaptation approaches have recently emerged as a practical solution for handling domain shift without access to the source domain data. In this paper, we propose and explore a new multi-modal extension of test-time adaptation for…

计算机视觉与模式识别 · 计算机科学 2022-04-28 Inkyu Shin , Yi-Hsuan Tsai , Bingbing Zhuang , Samuel Schulter , Buyu Liu , Sparsh Garg , In So Kweon , Kuk-Jin Yoon

Large-scale data missing is a challenging problem in Intelligent Transportation Systems (ITS). Many studies have been carried out to impute large-scale traffic data by considering their spatiotemporal correlations at a network level. In…

机器学习 · 计算机科学 2023-01-30 Kunpeng Zhang , Lan Wu , Liang Zheng , Na Xie , Zhengbing He

Sparse Inertial Measurement Units (IMUs) based human motion capture has gained significant momentum, driven by the adaptation of fundamental AI tools such as recurrent neural networks (RNNs) and transformers that are tailored for temporal…

图形学 · 计算机科学 2025-12-01 Zhaorui Meng , Lu Yin , Yangqing Hou , Anjun Chen , Shihui Guo , Yipeng Qin

Learning-based methods have recently enabled performance leaps in analysis of high-dimensional functional MRI (fMRI) time series. Deep learning models that receive as input functional connectivity (FC) features among brain regions have been…

信号处理 · 电气工程与系统科学 2023-01-03 Irmak Sivgin , Hasan A. Bedel , Şaban Öztürk , Tolga Çukur

Atlas packing is a key step in many computer graphics applications. Packing algorithms seek to arrange a set of charts within a fixed-size atlas with as little downscaling as possible. Many packing applications such as content creation…

图形学 · 计算机科学 2026-02-10 Floria Gu , Nicholas Vining , Alla Sheffer

Visual simultaneous localization and mapping (VSLAM) has broad applications, with state-of-the-art methods leveraging deep neural networks for better robustness and applicability. However, there is a lack of research in fusing these…

机器人学 · 计算机科学 2024-03-21 Yuxuan Zhou , Xingxing Li , Shengyu Li , Xuanbin Wang , Shaoquan Feng , Yuxuan Tan

In the era of big data, data-driven based classification has become an essential method in smart manufacturing to guide production and optimize inspection. The industrial data obtained in practice is usually time-series data collected by…

机器学习 · 计算机科学 2021-11-16 Yu Huang , Chao Zhang , Jaswanth Yella , Sergei Petrov , Xiaoye Qian , Yufei Tang , Xingquan Zhu , Sthitie Bom

Large pre-trained models are usually fine-tuned on downstream task data, and tested on unseen data. When the train and test data come from different domains, the model is likely to struggle, as it is not adapted to the test domain. We…

计算与语言 · 计算机科学 2022-06-02 Omer Antverg , Eyal Ben-David , Yonatan Belinkov

Spatial-temporal data, fundamental to many intelligent applications, reveals dependencies indicating causal links between present measurements at specific locations and historical data at the same or other locations. Within this context,…

机器学习 · 计算机科学 2025-01-16 Wenying Duan , Shujun Guo , Wei huang , Hong Rao , Xiaoxi He

Node embedding is the task of extracting informative and descriptive features over the nodes of a graph. The importance of node embeddings for graph analytics, as well as learning tasks such as node classification, link prediction and…

机器学习 · 计算机科学 2019-06-17 Dimitris Berberidis , Georgios B. Giannakis