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An open problem in robotics is that of using vision to identify a robot's own body and the world around it. Many models attempt to recover the traditional C-space parameters. Instead, we propose an alternative C-space by deriving…

Robotics · Computer Science 2015-09-21 M. Seetha Ramaiah , Amitabha Mukerjee , Arindam Chakraborty , Sadbodh Sharma

We consider the exploration problem: an agent equipped with a depth sensor must map out a previously unknown environment using as few sensor measurements as possible. We propose an approach based on supervised learning of a greedy…

Machine Learning · Computer Science 2022-03-29 Louis Ly , Yen-Hsi Richard Tsai

Approximate nearest neighbor search (ANNS) is a fundamental problem in vector databases and AI infrastructures. Recent graph-based ANNS algorithms have achieved high search accuracy with practical efficiency. Despite the advancements, these…

Standalone Global Navigation Satellite Systems (GNSS) are known to provide positioning accuracy of a few meters in open sky conditions. This accuracy can drop significantly when the line-of-sight (LOS) paths to some GNSS satellites are…

Information Theory · Computer Science 2020-04-17 Zohair Abu-Shaban , Gonzalo Seco-Granados , Craig R. Benson , Henk Wymeersch

Unmanned Aerial Vehicles (UAVs), commonly known as drones, have experienced expanding use in urban environments in recent years. However, the growing density of drones raises significant challenges, such as avoiding collisions and managing…

Networking and Internet Architecture · Computer Science 2025-09-30 Zhouyu Qu , Andreas Willig , Xiaobing Wu

Transportation network design often involves multiple stakeholders with diverse priorities. We consider a system with a hierarchical multi-agent structure, featuring self-optimized subnetwork operators at the lower level and a central…

Systems and Control · Electrical Eng. & Systems 2025-12-09 Mingjia He , Yannik Werner , Andrea Censi , Emilio Frazzoli , Gioele Zardini

Vehicular Ad-hoc Networks (VANETs), a subclass of Mobile Ad-hoc Networks (MANETs), are expected to play a crucial role in the future of intelligent transportation systems (ITSs). A key objective of VANETs is to enable efficient and…

Networking and Internet Architecture · Computer Science 2025-10-02 Pouya Firouzmakan , Suprakash Datta

In this paper, we propose a secure computation offloading scheme (SCOS) in intelligently connected vehicle (ICV) networks, aiming to minimize overall latency of computing via offloading part of computational tasks to nearby servers in small…

Signal Processing · Electrical Eng. & Systems 2022-03-28 Yiliang Liu , Wei Wang , Hsiao-Hwa Chen , Feng Lyu , Liangmin Wang , Weixiao Meng , Xuemin , Shen

Vehicular ad hoc networks (VANETs) are characterized by frequent routing path failures due to the high mobility caused by the sudden changes of the direction of vehicles. The routing paths between two different vehicles should be…

Networking and Internet Architecture · Computer Science 2019-08-19 Omar Sami Oubbati , Noureddine Chaib , Abderrahmane Lakas , Salim Bitam

We study the problem of routing Connected and Automated Vehicles (CAVs) in the presence of mixed traffic (coexistence of regular vehicles and CAVs). In this setting, we assume that all CAVs belong to the same fleet, and can be routed using…

Optimization and Control · Mathematics 2019-05-16 Arian Houshmand , Salomón Wollenstein-Betech , Christos G. Cassandras

The current approach for new Advanced Driver Assistance System (ADAS) and Connected and Automated Driving (CAD) function development involves a significant amount of public road testing which is inefficient due to the number miles that need…

Robotics · Computer Science 2024-10-08 Xincheng Cao , Haochong Chen , Bilin Aksun-Guvenc , Levent Guvenc

Greedy local search is especially popular for solving valued constraint satisfaction problems (VCSPs). Since any method will be slow for some VCSPs, we ask: what is the simplest VCSP on which greedy local search is slow? We construct a VCSP…

Discrete Mathematics · Computer Science 2025-06-16 Artem Kaznatcheev , Sofia Vazquez Alferez

Collaborative Perception (CP) has been a promising solution to address occlusions in the traffic environment by sharing sensor data among collaborative vehicles (CoV) via vehicle-to-everything (V2X) network. With limited wireless bandwidth,…

Robotics · Computer Science 2024-07-02 Yukuan Jia , Yuxuan Sun , Ruiqing Mao , Zhaojun Nan , Sheng Zhou , Zhisheng Niu

Routing strategies under the aegis of dynamic traffic assignment have been proposed in the literature to optimize system performance. However, challenges have persisted in their deployment ability and effectiveness due to inherent strong…

Physics and Society · Physics 2021-02-02 Chaojie Wang , Srinivas Peeta , Jian Wang

This work considers the deployment of unmanned aerial vehicles (UAVs) over a predefined area to serve a number of ground users. Due to the heterogeneous nature of the network,the UAVs may cause severe interference to the transmissions of…

Signal Processing · Electrical Eng. & Systems 2020-04-03 Hajar El Hammouti , Doha Hamza , Basem Shihada , Mohamed-Slim Alouini , Jeff S. Shamma

Nowadays, multimedia and real-time applications consume much network resources and so, need high flow rates and very small transfer delay. The current ad hoc networks (MANETs), in their original state, are not able to satisfy the…

Networking and Internet Architecture · Computer Science 2011-04-08 Maamar Sedrati , Azeddine Bilami , Mohamed Benmohamed

Vehicular Ad hoc Networks (VANETs) facilitate vehicles to wirelessly communicate with neighboring vehicles as well as with roadside units (RSUs). However, the existence of inaccurate information within the network can cause traffic…

Cryptography and Security · Computer Science 2020-07-28 Ayan Roy , Sanjay Madria

Accurate vehicle localization is a crucial step towards building effective Vehicle-to-Vehicle networks and automotive applications. Yet standard grade GPS data, such as that provided by mobile phones, is often noisy and exhibits significant…

Computer Vision and Pattern Recognition · Computer Science 2019-05-10 Eli Brosh , Matan Friedmann , Ilan Kadar , Lev Yitzhak Lavy , Elad Levi , Shmuel Rippa , Yair Lempert , Bruno Fernandez-Ruiz , Roei Herzig , Trevor Darrell

Mobility is one of the basic features that define an ad hoc network, an asset that leaves the field free for the nodes to move. The most important aspect of this kind of network turns into a great disadvantage when it comes to commercial…

Networking and Internet Architecture · Computer Science 2014-11-25 Meryem Saadoune , Abdelmajid Hajami , Hakim Allali

Accurate localization is a foundational capacity, required for autonomous vehicles to accomplish other tasks such as navigation or path planning. It is a common practice for vehicles to use GPS to acquire location information. However, the…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Dongfang Liu , Yiming Cui , Xiaolei Guo , Wei Ding , Baijian Yang , Yingjie Chen