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Multi-baseline interferometric synthetic aperture radar (InSAR) techniques are effective approaches for retrieving the 3-D information of urban areas. In order to obtain a plausible reconstruction, it is necessary to use large-stack…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Yilei Shi , Richard Bamler , Yuanyuan Wang , Xiao Xiang Zhu

Constructing high resolution air pollution maps at lower cost is crucial for sustainable city management and public health risk assessment. However, traditional fixed-site monitoring lacks spatial coverage, while mobile low-cost sensors…

机器学习 · 计算机科学 2025-03-18 Rui Xu , Dawen Yao , Yuzhuang Pian , Ruhui Cao , Yixin Fu , Xinru Yang , Ting Gan , Yonghong Liu

Multispectral and hyperspectral images are increasingly popular in different research fields, such as remote sensing, astronomical imaging, or precision agriculture. However, the amount of free data available to perform machine learning…

计算机视觉与模式识别 · 计算机科学 2025-04-23 Roberta Iuliana Luca , Alexandra Baicoianu , Ioana Cristina Plajer

This paper presents a Multi-Object Tracking (MOT) framework that fuses radar and camera data to enhance tracking efficiency while minimizing manual interventions. Contrary to many studies that underutilize radar and assign it a…

计算机视觉与模式识别 · 计算机科学 2025-11-06 Lei Cheng , Siyang Cao

Synthetic Aperture Radar (SAR) imaging systems operate by emitting radar signals from a moving object, such as a satellite, towards the target of interest. Reflected radar echoes are received and later used by image formation algorithms to…

图像与视频处理 · 电气工程与系统科学 2021-02-02 Andrew Rittenbach , John Paul Walters

We consider the problem of far-field sensing by means of a sensor array. Traditional array geometry design techniques are agnostic to prior information about the far-field scene. However, in many applications such priors are available and…

信息论 · 计算机科学 2018-01-01 Gal Shulkind , Stefanie Jegelka , Gregory W. Wornell

Long-term 3D map management is a fundamental capability required by a robot to reliably navigate in the non-stationary real-world. This paper develops open-source, modular, and readily available LiDAR-based lifelong mapping for urban sites.…

机器人学 · 计算机科学 2021-07-19 Giseop Kim , Ayoung Kim

In this paper, we study the optimization of the sensing accuracy of unmanned aerial vehicle (UAV)-based dual-baseline interferometric synthetic aperture radar (InSAR) systems. A swarm of three UAV-synthetic aperture radar (SAR) systems is…

信号处理 · 电气工程与系统科学 2024-11-05 Mohamed-Amine Lahmeri , Víctor Mustieles-Pérez , Martin Vossiek , Gerhard Krieger , Robert Schober

Large-scale multi-session LiDAR mapping is essential for a wide range of applications, including surveying, autonomous driving, crowdsourced mapping, and multi-agent navigation. However, existing approaches often struggle with data…

机器人学 · 计算机科学 2024-08-08 Xiangcheng Hu , Jin Wu , Jianhao Jiao , Binqian Jiang , Wei Zhang , Wenshuo Wang , Ping Tan

Learning the embeddings for urban regions from human mobility data can reveal the functionality of regions, and then enables the correlated but distinct tasks such as crime prediction. Human mobility data contains rich but abundant…

人工智能 · 计算机科学 2022-05-10 Shangbin Wu , Xu Yan , Xiaoliang Fan , Shirui Pan , Shichao Zhu , Chuanpan Zheng , Ming Cheng , Cheng Wang

Unmanned aerial vehicles (UAVs) can offer timely and cost-effective delivery of high-quality sensing data. How- ever, deciding when and where to take measurements in complex environments remains an open challenge. To address this issue, we…

机器人学 · 计算机科学 2017-03-09 Marija Popovic , Teresa Vidal-Calleja , Gregory Hitz , Inkyu Sa , Roland Siegwart , Juan Nieto

Neural mapping schemes have become appealing approaches to deliver gap-free satellite-derived products for sea surface tracers. The generalization performance of these learning-based approaches naturally arises as a key challenge. This is…

图像与视频处理 · 电气工程与系统科学 2025-11-27 Thi Thuy Nga Nguyen , Clément Dorffer , Frédéric Jourdin , Ronan Fablet

The application of Synthetic Aperture Radar (SAR) techniques to classical radar altimetry offers the potential for greatly improved Earth surface mapping. This paper provides an overview of the progress of SAMOSA, Development of SAR…

大气与海洋物理 · 物理学 2008-02-07 C. Martin-Puig , J. Marquez , G. Ruffini , R. K. Raney , J. Benveniste

The proliferation of IoT and mobile devices equipped with heterogeneous sensors has enabled new applications that rely on the fusion of time-series data generated by multiple sensors with different modalities. While there are promising deep…

机器学习 · 计算机科学 2023-03-09 Sanju Xaviar , Xin Yang , Omid Ardakanian

Robots often use feature-based image tracking to identify their position in their surrounding environment; however, feature-based image tracking is prone to errors in low-textured and poorly lit environments. Specifically, we investigate a…

机器人学 · 计算机科学 2024-10-23 Derek Knowles , Adam Dai , Grace Gao

Multimodal Recommendation (MMR) systems are crucial for modern platforms but are often hampered by inherent noise and uncertainty in modal features, such as blurry images, diverse visual appearances, or ambiguous text. Existing methods…

信息检索 · 计算机科学 2026-01-28 Xinzhuo Wu , Hongbo Wang , Yuan Lin , Kan Xu , Liang Yang , Hongfei Lin

High-definition (HD) maps play a crucial role in autonomous driving systems. Recent methods have attempted to construct HD maps in real-time using vehicle onboard sensors. Due to the inherent limitations of onboard sensors, which include…

计算机视觉与模式识别 · 计算机科学 2024-01-31 Wenjie Gao , Jiawei Fu , Yanqing Shen , Haodong Jing , Shitao Chen , Nanning Zheng

Unsupervised change detection techniques are generally constrained to two multi-band optical images acquired at different times through sensors sharing the same spatial and spectral resolution. This scenario is suitable for a straight…

图像与视频处理 · 电气工程与系统科学 2018-04-10 Vinicius Ferraris , Nicolas Dobigeon , Marie Chabert

Self-Organizing Map algorithms have been used for almost 40 years across various application domains such as biology, geology, healthcare, industry and humanities as an interpretable tool to explore, cluster and visualize high-dimensional…

神经与进化计算 · 计算机科学 2020-11-12 Florent Forest , Mustapha Lebbah , Hanane Azzag , Jérôme Lacaille

The rapid growth of the low-altitude economy (LAE) is making aerial systems an important part of future digital infrastructure. Although major advances have been achieved in unmanned aerial vehicle (UAV) platforms, communications, and…

信号处理 · 电气工程与系统科学 2026-04-14 Xue Zhang , Bang Huang , Mohamed-Slim Alouini