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Energy consumption of memory accesses dominates the compute energy in energy-constrained robots which require a compact 3D map of the environment to achieve autonomy. Recent mapping frameworks only focused on reducing the map size while…

Robotics · Computer Science 2024-01-23 Peter Zhi Xuan Li , Sertac Karaman , Vivienne Sze

6G networks require a flexible infrastructure to dynamically provide ubiquitous network coverage. Mobile Access Points (MAP) deployment is a promising solution. In this paper, we formulate the joint 3D MAP deployment and user association…

Networking and Internet Architecture · Computer Science 2022-05-04 Esteban Catté , Mohamed Sana , Mickael Maman

Radio maps find numerous applications in wireless communications and mobile robotics tasks, including resource allocation, interference coordination, and mission planning. Although numerous techniques have been proposed to construct radio…

Signal Processing · Electrical Eng. & Systems 2022-01-14 Raju Shrestha , Daniel Romero , Sundeep Prabhakar Chepuri

In this paper, we study the path planning for a cellular-connected unmanned aerial vehicle (UAV) to minimize its flying distance from given initial to final locations, while ensuring a target link quality in terms of the large-scale channel…

Information Theory · Computer Science 2019-12-05 Shuowen Zhang , Rui Zhang

Mobile robots frequently navigate on roadmaps, i.e., graphs where edges represent safe motions, in applications such as healthcare, hospitality, and warehouse automation. Often the environment is quasi-static, i.e., it is sufficient to…

Robotics · Computer Science 2025-04-25 Christian Henkel , Marc Toussaint , Wolfgang Hönig

Conventional algorithms in autonomous exploration face challenges due to their inability to accurately and efficiently identify the spatial distribution of convex regions in the real-time map. These methods often prioritize navigation…

Robotics · Computer Science 2025-03-18 Qiming Wang , Yulong Gao , Yang Wang , Xiongwei Zhao , Yijiao Sun , Xiangyan Kong

Joint radar and communication (RadCom) systems have been proposed to integrate radar and communication into one platform and achieve spectrum sharing in recent years. However, the joint RadCom systems cause the clutter modulation and the…

Signal Processing · Electrical Eng. & Systems 2023-11-14 Jifa Zhang

Autonomous uncrewed aerial vehicles (UAVs) can be utilized as aerial relays to serve users far from terrestrial infrastructure. Unfortunately, existing algorithms for aerial relay path planning cannot accommodate general flight constraints…

Optimization and Control · Mathematics 2026-02-05 Pham Q. Viet , Daniel Romero

Accessibility measures how well a location is connected to surrounding opportunities. We focus on accessibility provided by Public Transit (PT). There is an evident inequality in the distribution of accessibility between city centers or…

Optimization and Control · Mathematics 2023-10-09 Duo Wang , Andrea Araldo , Mounim A. El Yacoubi

Radio frequency (RF) signal mapping, which is the process of analyzing and predicting the RF signal strength and distribution across specific areas, is crucial for cellular network planning and deployment. Traditional approaches to RF…

Signal Processing · Electrical Eng. & Systems 2024-01-08 Yiming Li , Zeyu Li , Zhihui Gao , Tingjun Chen

Datasets containing geo-spatial resources are increasingly being represented according to the Linked Data principles. Several time-efficient approaches for discovering links between RDF resources have been developed over the last years.…

Databases · Computer Science 2016-11-21 Mohamed Ahmed Sherif , Kevin Dreßler , Panayiotis Smeros , Axel-Cyrille Ngonga Ngomo

This paper implements Simultaneous Localization and Mapping (SLAM) technique to construct a map of a given environment. A Real Time Appearance Based Mapping (RTAB-Map) approach was taken for accomplishing this task. Initially, a 2d…

Robotics · Computer Science 2018-09-11 Sagarnil Das

The use of unmanned aerial vehicles (UAV) as flying radio access network (RAN) nodes offers a promising complement to traditional fixed terrestrial deployments. More recently yet still in the context of wireless networks, drones have also…

Information Theory · Computer Science 2022-05-09 David Gesbert , Omid Esrafilian , Junting Chen , Rajeev Gangula , Urbashi Mitra

Inferring road attributes such as lane count and road type from satellite imagery is challenging. Often, due to the occlusion in satellite imagery and the spatial correlation of road attributes, a road attribute at one position on a road…

Computer Vision and Pattern Recognition · Computer Science 2020-01-01 Songtao He , Favyen Bastani , Satvat Jagwani , Edward Park , Sofiane Abbar , Mohammad Alizadeh , Hari Balakrishnan , Sanjay Chawla , Samuel Madden , Mohammad Amin Sadeghi

Roads are among the most essential components of any country's infrastructure. By facilitating the movement and exchange of people, ideas, and goods, they support economic and cultural activity both within and across local and international…

Computer Vision and Pattern Recognition · Computer Science 2020-06-16 John Kamalu , Benjamin Choi

Currently, state-of-the-art exploration methods maintain high-resolution map representations in order to optimize exploration goals in each step that maximizes information gain. However, during exploring, those "optimal" selections could…

Robotics · Computer Science 2021-04-01 Fan Yang , Dung-Han Lee , John Keller , Sebastian Scherer

Machine learning (ML) facilitates rapid channel modeling for 5G and beyond wireless communication systems. Many existing ML techniques utilize a city map to construct the radio map; however, an updated city map may not always be available.…

Signal Processing · Electrical Eng. & Systems 2024-03-04 Wangqian Chen , Junting Chen

We study a resource allocation problem for the cooperative aerial-ground vehicle routing application, in which multiple Unmanned Aerial Vehicles (UAVs) with limited battery capacity and multiple Unmanned Ground Vehicles (UGVs) that can also…

This paper aims to address the integrated routing and appointment scheduling (RAS) problem for a single service provider. The RAS problem is an operational challenge faced by operators that provide services requiring home attendance, such…

Optimization and Control · Mathematics 2023-12-06 René Bekker , Bharti Bharti , Leon Lan , Michel Mandjes

Understanding object affordances is essential for enabling robots to perform purposeful and fine-grained interactions in diverse and unstructured environments. However, existing approaches either rely on retrieval, which is fragile due to…

Robotics · Computer Science 2026-04-01 Qiyuan Zhuang , He-Yang Xu , Yijun Wang , Xin-Yang Zhao , Yang-Yang Li , Xiu-Shen Wei