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Traffic forecasting is a classical task for traffic management and it plays an important role in intelligent transportation systems. However, since traffic data are mostly collected by traffic sensors or probe vehicles, sensor failures and…

机器学习 · 计算机科学 2019-12-12 Zhiyong Cui , Longfei Lin , Ziyuan Pu , Yinhai Wang

In this paper, we aim at developing new methods to join machine learning techniques and macroscopic differential models for vehicular traffic estimation and forecast. It is well known that data-driven and model-driven approaches have…

机器学习 · 计算机科学 2024-12-06 Maya Briani , Emiliano Cristiani , Elia Onofri

Cooperative perception presents significant potential for enhancing the sensing capabilities of individual vehicles, however, inter-agent latency remains a critical challenge. Latencies cause misalignments in both spatial and semantic…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Zhiying Song , Lei Yang , Fuxi Wen , Jun Li

Hyper-spectral data can be analyzed to recover physical properties at large planetary scales. This involves resolving inverse problems which can be addressed within machine learning, with the advantage that, once a relationship between…

应用统计 · 统计学 2015-12-31 Antoine Deleforge , Florence Forbes , Sileye Ba , Radu Horaud

Real-world trajectories are often sparse with low-sampling rates (i.e., long intervals between consecutive GPS points) and misaligned with road networks, yet many applications demand high-quality data for optimal performance. To improve…

数据库 · 计算机科学 2025-08-15 Wei Tian , Jieming Shi , Man Lung Yiu

Mining spatio-temporal correlation patterns for traffic prediction is a well-studied field. However, most approaches are based on the assumption of the availability of and accessibility to a sufficiently dense data source, which is rather…

机器学习 · 计算机科学 2025-02-25 Yannick Wölker , Christian Beth , Matthias Renz , Arne Biastoch

Anomaly detection in spatiotemporal data is a challenging problem encountered in a variety of applications including hyperspectral imaging, video surveillance, and urban traffic monitoring. Existing anomaly detection methods are most suited…

机器学习 · 计算机科学 2020-10-27 Seyyid Emre Sofuoglu , Selin Aviyente

Real-world spatio-temporal data is often incomplete or inaccurate due to various data loading delays. For example, a location-disease-time tensor of case counts can have multiple delayed updates of recent temporal slices for some locations…

机器学习 · 计算机科学 2021-05-13 Cheng Qian , Nikos Kargas , Cao Xiao , Lucas Glass , Nicholas Sidiropoulos , Jimeng Sun

Traffic prediction, an essential component for intelligent transportation systems, endeavours to use historical data to foresee future traffic features at specific locations. Although existing traffic prediction models often emphasize…

机器学习 · 计算机科学 2024-07-09 Chenxi Liu , Sun Yang , Qianxiong Xu , Zhishuai Li , Cheng Long , Ziyue Li , Rui Zhao

In collaborative intelligence, an artificial intelligence (AI) model is typically split between an edge device and the cloud. Feature tensors produced by the edge sub-model are sent to the cloud via an imperfect communication channel. At…

图像与视频处理 · 电气工程与系统科学 2021-06-11 Ashiv Dhondea , Robert A. Cohen , Ivan V. Bajić

Data corruption, including missing and noisy data, poses significant challenges in real-world machine learning. This study investigates the effects of data corruption on model performance and explores strategies to mitigate these effects…

机器学习 · 计算机科学 2025-05-22 Qi Liu , Wanjing Ma

As a core technology of Intelligent Transportation System (ITS), traffic flow prediction has a wide range of applications. Traffic flow data are spatial-temporal, which are not only correlated to spatial locations in road networks, but also…

人工智能 · 计算机科学 2024-12-24 Xiao Xu , Lei Zhang , Bailong Liu , Zhizhen Liang , Xuefei Zhang

While pre-trained large models have achieved state-of-the-art performance in network traffic analysis, their prohibitive computational costs hinder deployment in real-time, throughput-sensitive network defense environments. This work…

密码学与安全 · 计算机科学 2026-01-05 Jiajun Zhou , Changhui Sun , Meng Shen , Shanqing Yu , Qi Xuan

As the role played by statistical and computational sciences in climate and environmental modelling and prediction becomes more important, Machine Learning researchers are becoming more aware of the relevance of their work to help tackle…

机器学习 · 统计学 2020-12-23 Federico Amato , Fabian Guignard , Sylvain Robert , Mikhail Kanevski

$\textbf{This is the conference version of our paper: Spatiotemporal Implicit Neural Representation as a Generalized Traffic Data Learner}$. Spatiotemporal Traffic Data (STTD) measures the complex dynamical behaviors of the multiscale…

机器学习 · 计算机科学 2024-06-14 Tong Nie , Guoyang Qin , Wei Ma , Jian Sun

Real-time video analysis remains a challenging problem in computer vision, requiring efficient processing of both spatial and temporal information while maintaining computational efficiency. Existing approaches often struggle to balance…

计算机视觉与模式识别 · 计算机科学 2025-07-31 Shahla John

Short-term traffic forecasting based on deep learning methods, especially recurrent neural networks (RNN), has received much attention in recent years. However, the potential of RNN-based models in traffic forecasting has not yet been fully…

机器学习 · 计算机科学 2020-05-26 Zhiyong Cui , Ruimin Ke , Ziyuan Pu , Yinhai Wang

This paper proposes a novel approach to tensor completion, which recovers missing entries of data represented by tensors. The approach is based on the tensor train (TT) rank, which is able to capture hidden information from tensors thanks…

数值分析 · 计算机科学 2017-04-26 Johann A. Bengua , Ho N. Phien , Hoang D. Tuan , Minh N. Do

This paper studies the traffic state estimation (TSE) problem using sparse observations from mobile sensors. Most existing TSE methods either rely on well-defined physical traffic flow models or require large amounts of simulation data as…

机器学习 · 计算机科学 2022-06-15 Xudong Wang , Yuankai Wu , Dingyi Zhuang , Lijun Sun

Spatio-temporal prediction is a key type of tasks in urban computing, e.g., traffic flow and air quality. Adequate data is usually a prerequisite, especially when deep learning is adopted. However, the development levels of different cities…

人工智能 · 计算机科学 2018-05-22 Leye Wang , Xu Geng , Xiaojuan Ma , Feng Liu , Qiang Yang