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To plan safe trajectories in urban environments, autonomous vehicles must be able to quickly assess the future intentions of dynamic agents. Pedestrians are particularly challenging to model, as their motion patterns are often uncertain…

机器人学 · 计算机科学 2014-05-23 Sarah Ferguson , Brandon Luders , Robert C. Grande , Jonathan P. How

Global Navigation Satellite Systems (GNSS), such as the Global Positioning System (GPS), are among the most important sensors for movement analysis. GPS is widely used to record the trajectories of vehicles, animals and human beings.…

Transportation agencies have an opportunity to leverage increasingly-available trajectory datasets to improve their analyses and decision-making processes. However, this data is typically purchased from vendors, which means agencies must…

Due to the widespread deployment of Global Navigation Satellite Systems (GNSSs) for critical road or urban applications, one of the major challenges to be solved is the provision of integrity to terrestrial environments, so that GNSS may be…

信息论 · 计算机科学 2018-10-15 Daniel Egea-Roca , Gonzalo Seco-Granados , José A. López-Salcedo , H. Vincent Poor

Audio-based pedestrian detection is a challenging task and has, thus far, only been explored in noise-limited environments. We present a new dataset, results, and a detailed analysis of the state-of-the-art in audio-based pedestrian…

音频与语音处理 · 电气工程与系统科学 2025-09-24 Yonghyun Kim , Chaeyeon Han , Akash Sarode , Noah Posner , Subhrajit Guhathakurta , Alexander Lerch

Public transit route planning traditionally depends on structured map infrastructure and complex routing engines, and no existing dataset supports training models to bypass this dependency. We present TransitLM, a large-scale dataset of…

计算与语言 · 计算机科学 2026-05-22 Hanyu Guo , Jiedong Yang , Chao Chen , Longfei Xu , Kaikui Liu , Xiangxiang Chu

Automated vehicles rely heavily on data-driven methods, especially for complex urban environments. Large datasets of real world measurement data in the form of road user trajectories are crucial for several tasks like road user prediction…

计算机视觉与模式识别 · 计算机科学 2019-11-19 Julian Bock , Robert Krajewski , Tobias Moers , Steffen Runde , Lennart Vater , Lutz Eckstein

The lack of realistic and open benchmarking datasets for pedestrian visual-inertial odometry has made it hard to pinpoint differences in published methods. Existing datasets either lack a full six degree-of-freedom ground-truth or are…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Santiago Cortés , Arno Solin , Esa Rahtu , Juho Kannala

The problem of unicity and reidentifiability of records in large-scale databases has been studied in different contexts and approaches, with focus on preserving privacy or matching records from different data sources. With an increasing…

社会与信息网络 · 计算机科学 2018-09-27 Dániel Kondor , Behrooz Hashemian , Yves-Alexandre de Montjoye , Carlo Ratti

The analysis of GPS trajectories is a well-studied problem in Urban Computing and has been used to track people. Analyzing people mobility and identifying the transportation mode used by them is essential for cities that want to reduce…

机器学习 · 计算机科学 2020-07-20 I. Cardoso-Pereira , J. B. Borges , P. H. Barros , A. F. Loureiro , O. A. Rosso , H. S. Ramos

In recent years, passively collected GPS data have been popularly applied in various transportation studies, such as highway performance monitoring, travel behavior analysis, and travel demand estimation. Despite multiple advantages, one of…

数据库 · 计算机科学 2023-04-18 Qianqian Sun , Aref Darzi , Yixuan Pan

The Boreas Road Trip (Boreas-RT) dataset extends the multi-season Boreas dataset to new and diverse locations that pose challenges for modern autonomous driving algorithms. Boreas-RT comprises 60 sequences collected over 9 real-world…

Predicting the future behavior of moving agents is essential for real world applications. It is challenging as the intent of the agent and the corresponding behavior is unknown and intrinsically multimodal. Our key insight is that for…

计算机视觉与模式识别 · 计算机科学 2020-08-24 Hang Zhao , Jiyang Gao , Tian Lan , Chen Sun , Benjamin Sapp , Balakrishnan Varadarajan , Yue Shen , Yi Shen , Yuning Chai , Cordelia Schmid , Congcong Li , Dragomir Anguelov

This paper studies, for the first time, the trajectory planning problem in adversarial environments, where the objective is to design the trajectory of a robot to reach a desired final state despite the unknown and arbitrary action of an…

最优化与控制 · 数学 2019-10-25 Yin-Chen Liu , Gianluca Bianchin , Fabio Pasqualetti

Over the years, the separate fields of motion planning, mapping, and human trajectory prediction have advanced considerably. However, the literature is still sparse in providing practical frameworks that enable mobile manipulators to…

机器人学 · 计算机科学 2022-07-27 Mark Nicholas Finean , Luka Petrović , Wolfgang Merkt , Ivan Marković , Ioannis Havoutis

Crowdsourced GPS probe data has become a major source of real-time traffic information applications. In addition to traditional traveler advisory systems such as dynamic message signs (DMS) and 511 systems, probe data is being used for…

应用统计 · 统计学 2018-10-02 Zhongxiang Wang , Masoud Hamedi , Elham Sharifi , Stanley Young

Compared to other biometrics, gait is difficult to conceal and has the advantage of being unobtrusive. Inertial sensors, such as accelerometers and gyroscopes, are often used to capture gait dynamics. These inertial sensors are commonly…

机器学习 · 计算机科学 2020-04-30 Qin Zou , Yanling Wang , Qian Wang , Yi Zhao , Qingquan Li

Pedestrian GPS data are key to a better understanding of micro-mobility and micro-behaviour within a neighbourhood. These data can bring new insights into walkability and livability in the context of urban sustainability. However,…

物理与社会 · 物理学 2024-10-14 Ferran Larroya , Roger Paez , Manuela Valtchanova , Josep Perelló

With recent sensor and tracking technology advances, the volume of available trajectory data is steadily increasing. Consequently, managing and analyzing trajectory data has seen significant interest from the research community. The…

数据库 · 计算机科学 2024-09-10 Johann Bornholdt , Theodoros Chondrogiannis , Michael Grossniklaus

With the rapid advancements in autonomous driving, accurately predicting pedestrian behavior has become essential for ensuring safety in complex and unpredictable traffic conditions. The growing interest in this challenge highlights the…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Ruthvik Bokkasam , Shankar Gangisetty , A. H. Abdul Hafez , C. V. Jawahar