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Indoor navigation is a foundational technology to assist the tracking and localization of humans, autonomous vehicles, drones, and robots in indoor spaces. Due to the lack of penetration of GPS signals in buildings, subterranean locales,…

机器学习 · 计算机科学 2024-08-12 Sudeep Pasricha

Infrastructure-based sensing systems, like Wi-Fi, thermal, vibration-based approaches, provide continuous and unobtrusive indoor human monitoring services. They are often deployed statically for long-term continuous monitoring, which often…

系统与控制 · 电气工程与系统科学 2026-04-14 Shubham Rohal , Dong Yoon Lee , Phuc Nguyen , Shijia Pan

Generative models have shown great promise in generating 3D geometric systems, which is a fundamental problem in many natural science domains such as molecule and protein design. However, existing approaches only operate on static…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Jiaqi Han , Minkai Xu , Aaron Lou , Haotian Ye , Stefano Ermon

The integration of GNSS data into portable devices has led to the generation of vast amounts of trajectory data, which is crucial for applications such as map-matching. To tackle the limitations of rule-based methods, recent works in deep…

数据库 · 计算机科学 2026-03-26 Anjun Gao , Zhenglin Wan , Pingfu Chao , Shunyu Yao

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

With the development of big data and artificial intelligence, the technology of urban computing becomes more mature and widely used. In urban computing, using GPS-based trajectory data to discover urban dense areas, extract similar urban…

其他计算机科学 · 计算机科学 2019-07-08 Yang Cao , Jingling Yuan , Song Xiao , Qing Xie

Mapping and localization is a critical module of autonomous driving, and significant achievements have been reached in this field. Beyond Global Navigation Satellite System (GNSS), research in point cloud registration, visual feature…

机器人学 · 计算机科学 2020-04-06 Weisong Wen , Yiyang Zhou , Guohao Zhang , Saman Fahandezh-Saadi , Xiwei Bai , Wei Zhan , Masayoshi Tomizuka , Li-Ta Hsu

Precise 6-DoF simultaneous localization and mapping (SLAM) from onboard sensors is critical for wearable devices capturing egocentric data, which exhibits specific challenges, such as a wider diversity of motions and viewpoints, prevalent…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Anusha Krishnan , Shaohui Liu , Paul-Edouard Sarlin , Oscar Gentilhomme , David Caruso , Maurizio Monge , Richard Newcombe , Jakob Engel , Marc Pollefeys

Taxi arrival time prediction is essential for building intelligent transportation systems. Traditional prediction methods mainly rely on extracting features from traffic maps, which cannot model complex situations and nonlinear spatial and…

机器学习 · 计算机科学 2021-10-01 ZiChuan Liu , Zhaoyang Wu , Meng Wang , Rui Zhang

Discrete time spatial time series data arise routinely in meteorological and environmental studies. Inference and prediction associated with them are mostly carried out using any of the several variants of the linear state space model that…

统计方法学 · 统计学 2017-08-25 Suman Guha , Sourabh Bhattacharya

Moving Object Databases will have significant role in Geospatial Information Systems as they allow users to model continuous movements of entities in the databases and perform spatio-temporal analysis. For representing and querying moving…

数据库 · 计算机科学 2014-03-14 Hadi Hajari , Farshad Hakimpour

Autonomous driving systems have achieved significant advances, and full autonomy within defined operational design domains near practical deployment. Expanding these domains requires addressing safety assurance under diverse conditions.…

机器人学 · 计算机科学 2025-11-13 Shunsuke Ito , Chaoran Zhao , Ryo Okamura , Takuya Azumi

Realistic scene reconstruction in driving scenarios poses significant challenges due to fast-moving objects. Most existing methods rely on labor-intensive manual labeling of object poses to reconstruct dynamic objects in canonical space and…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Ruida Zhang , Chengxi Li , Chenyangguang Zhang , Xingyu Liu , Haili Yuan , Yanyan Li , Xiangyang Ji , Gim Hee Lee

Mobility-on-demand (MoD) systems have recently emerged as a promising paradigm of one-way vehicle sharing for sustainable personal urban mobility in densely populated cities. In this paper, we enhance the capability of a MoD system by…

机器人学 · 计算机科学 2013-06-07 Jie Chen , Kian Hsiang Low , Colin Keng-Yan Tan

Understanding the dynamics of an environment, such as the movement of humans and vehicles, is crucial for agents to achieve long-term autonomy in urban environments. This requires the development of methods to capture the multi-modal and…

机器人学 · 计算机科学 2019-10-08 Weiming Zhi , Lionel Ott , Fabio Ramos

Geometric information in the normalized digital surface models (nDSM) is highly correlated with the semantic class of the land cover. Exploiting two modalities (RGB and nDSM (height)) jointly has great potential to improve the segmentation…

计算机视觉与模式识别 · 计算机科学 2023-05-25 Zhitong Xiong , Sining Chen , Yi Wang , Lichao Mou , Xiao Xiang Zhu

With the urbanization process, an increasing number of sensors are being deployed in transportation systems, leading to an explosion of big data. To harness the power of this vast transportation data, various machine learning (ML) and…

人工智能 · 计算机科学 2025-03-05 Fengze Yang , Xiaoyue Cathy Liu , Lingjiu Lu , Bingzhang Wang , Chenxi Dylan Liu

This paper presents a robust approach for a visual parallel tracking and mapping (PTAM) system that excels in challenging environments. Our proposed method combines the strengths of heterogeneous multi-modal visual sensors, including stereo…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Abanob Soliman , Fabien Bonardi , Désiré Sidibé , Samia Bouchafa

Like humans who rely on landmarks for orientation, autonomous robots depend on feature-rich environments for accurate localization. In this paper, we propose the GFM-Planner, a perception-aware trajectory planning framework based on the…

机器人学 · 计算机科学 2025-07-23 Yue Lin , Xiaoxuan Zhang , Yang Liu , Dong Wang , Huchuan Lu

Localization is a key requirement for mobile robot autonomy and human-robot interaction. Vision-based localization is accurate and flexible, however, it incurs a high computational burden which limits its application on many…

机器人学 · 计算机科学 2016-12-30 Ronald Clark , Sen Wang , Hongkai Wen , Niki Trigoni , Andrew Markham