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We present a framework for supervised subspace tracking, when there are two time series $x_t$ and $y_t$, one being the high-dimensional predictors and the other being the response variables and the subspace tracking needs to take into…

机器学习 · 计算机科学 2015-09-02 Yao Xie , Ruiyang Song , Hanjun Dai , Qingbin Li , Le Song

In the realm of computer vision and graphics, accurately establishing correspondences between geometric 3D shapes is pivotal for applications like object tracking, registration, texture transfer, and statistical shape analysis. Moving…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Tung Le , Khai Nguyen , Shanlin Sun , Nhat Ho , Xiaohui Xie

Origin-destination (OD) demand matrices are crucial for transit agencies to design and operate transit systems. This paper presents a novel temporal Bayesian model designed to estimate transit OD matrices at the individual bus-journey level…

应用统计 · 统计学 2024-11-28 Xiaoxu Chen , Zhanhong Cheng , Lijun Sun

Accurate traffic forecasting is essential for effective urban planning and congestion management. Deep learning (DL) approaches have gained colossal success in traffic forecasting but still face challenges in capturing the intricacies of…

人工智能 · 计算机科学 2024-04-19 Songtao Huang , Hongjin Song , Tianqi Jiang , Akbar Telikani , Jun Shen , Qingguo Zhou , Binbin Yong , Qiang Wu

Predicting flight trajectories is a research area that holds significant merit. In this paper, we propose a data-driven learning framework, that leverages the predictive and feature extraction capabilities of the mixture models and…

机器人学 · 计算机科学 2024-09-27 Jun Xiang , Jun Chen

Mobile traffic data in urban regions shows differentiated patterns during different hours of the day. The exploitation of these patterns enables highly accurate mobile traffic prediction for proactive network management. However, recent…

Inaccurate optical flow estimates in and near occluded regions, and out-of-boundary regions are two of the current significant limitations of optical flow estimation algorithms. Recent state-of-the-art optical flow estimation algorithms are…

计算机视觉与模式识别 · 计算机科学 2023-11-02 Fisseha Admasu Ferede , Madhusudhanan Balasubramanian

Accurate sequence-to-sequence (seq2seq) alignment is critical for applications like medical speech analysis and language learning tools relying on automatic speech recognition (ASR). State-of-the-art end-to-end (E2E) ASR systems, such as…

机器学习 · 计算机科学 2025-11-24 Yacouba Kaloga , Shashi Kumar , Petr Motlicek , Ina Kodrasi

We propose ST-DETR, a Spatio-Temporal Transformer-based architecture for object detection from a sequence of temporal frames. We treat the temporal frames as sequences in both space and time and employ the full attention mechanisms to take…

计算机视觉与模式识别 · 计算机科学 2021-07-27 Eslam Mohamed , Ahmad El-Sallab

Forecasting with high accuracy the volume of data traffic that mobile users will consume is becoming increasingly important for precision traffic engineering, demand-aware network resource allocation, as well as public transportation.…

网络与互联网体系结构 · 计算机科学 2017-12-22 Chaoyun Zhang , Paul Patras

Travel time estimation is one of the core tasks for the development of intelligent transportation systems. Most previous works model the road segments or intersections separately by learning their spatio-temporal characteristics to estimate…

人工智能 · 计算机科学 2023-11-16 Guangyin Jin , Huan Yan , Fuxian Li , Jincai Huang , Yong Li

Deep learning methods achieve remarkable predictive performance in modeling complex, large-scale data. However, assessing the quality of derived models has become increasingly challenging, as more classical statistical assumptions may no…

机器学习 · 统计学 2026-03-02 Daniele Zambon , Cesare Alippi

In recent years, with the advancements in information and communication technology, different emerging on-demand shared mobility services have been introduced as innovative solutions in the low-density areas, including on-demand transit…

计算机与社会 · 计算机科学 2021-10-05 Nael Alsaleh , Bilal Farooq

The current Air Traffic Management (ATM) system worldwide has reached its limits in terms of predictability, efficiency and cost effectiveness. Different initiatives worldwide propose trajectory-oriented transformations that require high…

机器学习 · 计算机科学 2020-05-19 Alevizos Bastas , Theocharis Kravaris , George A. Vouros

System-level decision making in transportation needs to understand day-to-day variation of network flows, which calls for accurate modeling and estimation of probabilistic dynamic travel demand on networks. Most existing studies estimate…

系统与控制 · 电气工程与系统科学 2022-04-21 Wei Ma , Sean Qian

Online contextual reasoning and association across consecutive video frames are critical to perceive instances in visual tracking. However, most current top-performing trackers persistently lean on sparse temporal relationships between…

计算机视觉与模式识别 · 计算机科学 2024-01-04 Yaozong Zheng , Bineng Zhong , Qihua Liang , Zhiyi Mo , Shengping Zhang , Xianxian Li

Traffic flow prediction is a critical component of intelligent transportation systems, yet accurately forecasting traffic remains challenging due to the interaction between long-term trends and short-term fluctuations. Standard deep…

新兴技术 · 计算机科学 2025-04-29 Adway Das , Agnimitra Sengupta , S. Ilgin Guler

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

Spatio-temporal forecasting is an open research field whose interest is growing exponentially. In this work we focus on creating a complex deep neural framework for spatio-temporal traffic forecasting with comparatively very good…

机器学习 · 计算机科学 2020-10-22 Rodrigo de Medrano , José L. Aznarte

Accurate origin-destination (OD) flow prediction is of great importance to developing cities, as it can contribute to optimize urban structures and layouts. However, with the common issues of missing regional features and lacking OD flow…

机器学习 · 计算机科学 2025-03-11 Tao Feng , Yunke Zhang , Huandong Wang , Yong Li