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In this work, we introduce SCALAR-NeRF, a novel framework tailored for scalable large-scale neural scene reconstruction. We structure the neural representation as an encoder-decoder architecture, where the encoder processes 3D point…

计算机视觉与模式识别 · 计算机科学 2023-11-29 Yu Chen , Gim Hee Lee

Accurate prediction of vehicle trajectories is vital for advanced driver assistance systems and autonomous vehicles. Existing methods mainly rely on generic trajectory predictions derived from large datasets, overlooking the personalized…

机器学习 · 计算机科学 2023-08-17 Amr Abdelraouf , Rohit Gupta , Kyungtae Han

With an ever-increasing number of sensors in modern society, spatio-temporal time series forecasting has become a de facto tool to make informed decisions about the future. Most spatio-temporal forecasting models typically comprise distinct…

机器学习 · 计算机科学 2023-03-24 Lars Ødegaard Bentsen , Narada Dilp Warakagoda , Roy Stenbro , Paal Engelstad

Markov random fields (MRFs) are invaluable tools across diverse fields, and spatiotemporal MRFs (STMRFs) amplify their effectiveness by integrating spatial and temporal dimensions. However, modeling spatiotemporal data introduces additional…

统计方法学 · 统计学 2024-04-30 Ning Ning

This paper addresses the challenge of Neural Field (NeF) generalization, where models must efficiently adapt to new signals given only a few observations. To tackle this, we propose Geometric Neural Process Fields (G-NPF), a probabilistic…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Wenzhe Yin , Zehao Xiao , Jiayi Shen , Yunlu Chen , Cees G. M. Snoek , Jan-Jakob Sonke , Efstratios Gavves

Devising and analyzing learning models for spatiotemporal network data is of importance for tasks including forecasting, anomaly detection, and multi-agent coordination, among others. Graph Convolutional Neural Networks (GCNNs) are an…

机器学习 · 计算机科学 2022-07-01 Mohammad Sabbaqi , Elvin Isufi

Accurate and reliable identification of the relative transfer functions (RTFs) between microphones with respect to a desired source is an essential component in the design of microphone array beamformers, specifically when applying the…

音频与语音处理 · 电气工程与系统科学 2024-12-19 Daniel Levi , Amit Sofer , Sharon Gannot

Spatio-temporal forecasting is a critical component of various smart city applications, such as transportation optimization, energy management, and socio-economic analysis. Recently, several automated spatio-temporal forecasting methods…

机器学习 · 计算机科学 2025-01-09 Tengfei Lyu , Weijia Zhang , Jinliang Deng , Hao Liu

Spatial-temporal graph modeling is an important task to analyze the spatial relations and temporal trends of components in a system. Existing approaches mostly capture the spatial dependency on a fixed graph structure, assuming that the…

机器学习 · 计算机科学 2019-06-04 Zonghan Wu , Shirui Pan , Guodong Long , Jing Jiang , Chengqi Zhang

Session-based recommendation systems suggest relevant items to users by modeling user behavior and preferences using short-term anonymous sessions. Existing methods leverage Graph Neural Networks (GNNs) that propagate and aggregate…

信息检索 · 计算机科学 2022-01-10 Sai Mitheran , Abhinav Java , Surya Kant Sahu , Arshad Shaikh

Recent advances in machine learning have demonstrated an enormous utility of deep learning approaches, particularly Graph Neural Networks (GNNs) for materials science. These methods have emerged as powerful tools for high-throughput…

计算物理 · 物理学 2025-05-23 Junchi Liu , Ying Tang , Sergei Tretiak , Wenhui Duan , Liujiang Zhou

Functional magnetic resonance imaging (fMRI) analysis faces significant challenges due to limited dataset sizes and domain variability between studies. Traditional self-supervised learning methods inspired by computer vision often rely on…

图像与视频处理 · 电气工程与系统科学 2025-10-08 Jakub Frac , Alexander Schmatz , Qiang Li , Guido Van Wingen , Shujian Yu

Graph convolutional networks (GCNs) are widely adopted in skeleton-based action recognition due to their powerful ability to model data topology. We argue that the performance of recent proposed skeleton-based action recognition methods is…

计算机视觉与模式识别 · 计算机科学 2022-04-01 Liyu Wu , Can Zhang , Yuexian Zou

Neural fields have emerged as a powerful framework for representing continuous multidimensional signals such as images and videos, 3D and 4D objects and scenes, and radiance fields. While efficient, achieving high-quality representation…

计算机视觉与模式识别 · 计算机科学 2025-09-11 Abdelaziz Bouzidi , Hamid Laga , Hazem Wannous , Ferdous Sohel

Human pose assessment and correction play a crucial role in applications across various fields, including computer vision, robotics, sports analysis, healthcare, and entertainment. In this paper, we propose a Spatial-Temporal Transformer…

计算机视觉与模式识别 · 计算机科学 2023-11-02 Wenyang Hu , Kai Liu , Libin Liu , Huiliang Shang

Traffic forecasting is a core element of intelligent traffic monitoring system. Approaches based on graph neural networks have been widely used in this task to effectively capture spatial and temporal dependencies of road networks. However,…

机器学习 · 计算机科学 2022-03-10 Yaobin Xu , Weitang Liu , Zhongyi Jiang , Zixuan Xu , Tingyun Mao , Lili Chen , Mingwei Zhou

Convolutional neural networks (CNNs) have achieved remarkable performance in hyperspectral image (HSI) classification over the last few years. Despite the progress that has been made, rich and informative spectral information of HSI has…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Huiling Wang

Accurate estimation of Remaining Useful Life (RUL) and State of Health (SOH) is essential for Prognostics and Health Management (PHM) across a wide range of industrial applications. We propose a novel framework -- Reinforced Graph-Based…

机器学习 · 计算机科学 2025-07-15 Mohamadreza Akbari Pour , Ali Ghasemzadeh , MohamadAli Bijarchi , Mohammad Behshad Shafii

Event prediction tasks often handle spatio-temporal data distributed in a large spatial area. Different regions in the area exhibit different characteristics while having latent correlations. This spatial heterogeneity and correlations…

机器学习 · 计算机科学 2025-01-22 Wang-Tao Zhou , Zhao Kang , Sicong Liu , Lizong Zhang , Ling Tian

Integrating non-Euclidean brain imaging data with Euclidean tabular data, such as clinical and demographic information, poses a substantial challenge for medical imaging analysis, particularly in forecasting future outcomes. While machine…

机器学习 · 计算机科学 2025-12-30 Runzhi Zhou , Xi Luo