English
Related papers

Related papers: Removing the need for ground truth UWB data collec…

200 papers

Autonomous deployment of unmanned aerial vehicles (UAVs) supporting next-generation communication networks requires efficient trajectory planning methods. We propose a new end-to-end reinforcement learning (RL) approach to UAV-enabled data…

Machine Learning · Computer Science 2021-01-28 Harald Bayerlein , Mirco Theile , Marco Caccamo , David Gesbert

Controlling artificial agents from visual sensory data is an arduous task. Reinforcement learning (RL) algorithms can succeed but require large amounts of interactions between the agent and the environment. To alleviate the issue,…

Artificial Intelligence · Computer Science 2023-05-26 Sai Rajeswar , Pietro Mazzaglia , Tim Verbelen , Alexandre Piché , Bart Dhoedt , Aaron Courville , Alexandre Lacoste

In multi-robot systems, relative localization between platforms plays a crucial role in many tasks, such as leader following, target tracking, or cooperative maneuvering. State of the Art (SotA) approaches either rely on…

Robotics · Computer Science 2024-12-30 Valerio Brunacci , Alberto Dionigi , Alessio De Angelis , Gabriele Costante

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…

Robotics · Computer Science 2024-10-23 Derek Knowles , Adam Dai , Grace Gao

Penetrating detection and recognition of behind wall indoor human activities has drawn great attentions from social security and emergency service department in recent years since intelligent surveillance aforehand could avail the proper…

Signal Processing · Electrical Eng. & Systems 2020-01-30 Qiang An , Shuoguang Wang , Ahmad Hoorfar , Wenji Zhang , Hao Lv , Shiyong Li , Jianqi Wang

In this paper, an Ultra-Wideband (UWB) positioning system is introduced, that leverages six identical custom-designed boards, each featuring an ESP32 microcontroller and a DWM3000 module from Quorvo. The system is capable of achieving…

Robotics · Computer Science 2024-03-18 Sebastian Krebs , Tom Herter

Deep Reinforcement Learning (RL) has emerged as a powerful paradigm to solve a range of complex yet specific control tasks. Yet training generalist agents that can quickly adapt to new tasks remains an outstanding challenge. Recent advances…

Machine Learning · Computer Science 2021-10-29 Michael Laskin , Denis Yarats , Hao Liu , Kimin Lee , Albert Zhan , Kevin Lu , Catherine Cang , Lerrel Pinto , Pieter Abbeel

Collecting and automatically obtaining reward signals from real robotic visual data for the purposes of training reinforcement learning algorithms can be quite challenging and time-consuming. Methods for utilizing unlabeled data can have a…

To perform robot manipulation tasks, a low-dimensional state of the environment typically needs to be estimated. However, designing a state estimator can sometimes be difficult, especially in environments with deformable objects. An…

Robotics · Computer Science 2019-07-16 Xingyu Lin , Harjatin Singh Baweja , David Held

UWB has recently gained new attention as an auxiliary sensor in the field of robot localization due to its compactness and ease of distance measurement. Consequently, various UWB-related localization and dataset research have increased.…

Robotics · Computer Science 2024-07-08 Jun Hyeok Choe , Inwook Shim

Modern cellular networks are multi-cell and use universal frequency reuse to maximize spectral efficiency. This results in high inter-cell interference. This problem is growing as cellular networks become three-dimensional with the adoption…

Information Theory · Computer Science 2023-05-15 Mojtaba Vaezi , Xingqin Lin , Hongliang Zhang , Walid Saad , H. Vincent Poor

Using low-frequency (UHF to L-band) ultra-wideband (UWB) synthetic aperture radar (SAR) technology for detecting buried and obscured targets, e.g. bomb or mine, has been successfully demonstrated recently. Despite promising recent progress,…

Signal Processing · Electrical Eng. & Systems 2018-10-09 Tiep Vu , Lam Nguyen , Vishal Monga

The high time resolution of ultra-wideband (UWB) signals facilitates very precise position estimation in many scenarios, which makes a variety applications possible. This paper reviews the problem of position estimation in UWB systems,…

Information Theory · Computer Science 2008-07-18 S. Gezici , H. V. Poor

Rodents have long been established as the premier model for behavioral studies, traditionally raised and maintained in conventional cage environments. However, these settings often limit rodents' ability to exhibit their full range of…

Image and Video Processing · Electrical Eng. & Systems 2024-09-25 Reza Sayfoori , Mao-Hsiang Huang , Amir Naderi , Mehwish Bhatti , Ron D. Frostig , Hung Cao

Multi-rotor UAVs suffer from a restricted range and flight duration due to limited battery capacity. Autonomous landing on a 2D moving platform offers the possibility to replenish batteries and offload data, thus increasing the utility of…

Robotics · Computer Science 2024-05-17 Pascal Goldschmid , Aamir Ahmad

With the rising demand for indoor localization, high precision technique-based fingerprints became increasingly important nowadays. The newest advanced localization system makes effort to improve localization accuracy in the time or…

Signal Processing · Electrical Eng. & Systems 2021-08-25 Kaixuan Huang , Chenlu Xiang , Shunqing Zhang , Shugong Xu , Xianfeng Ma , Qinglong Xian , Hua Yang

Unbiased learning to rank (ULTR) studies the problem of mitigating various biases from implicit user feedback data such as clicks, and has been receiving considerable attention recently. A popular ULTR approach for real-world applications…

Information Retrieval · Computer Science 2023-06-06 Yunan Zhang , Le Yan , Zhen Qin , Honglei Zhuang , Jiaming Shen , Xuanhui Wang , Michael Bendersky , Marc Najork

Mobile autonomous systems, robots, and cyber-physical systems rely on accurate positioning information. To conduct distance-measurement, two devices exchange signals and, knowing these signals propagate at the speed of light, the time of…

Cryptography and Security · Computer Science 2019-11-26 Mridula Singh , Patrick Leu , AbdelRahman Abdou , Srdjan Capkun

High accuracy localisation technologies exist but are prohibitively expensive to deploy for large indoor spaces such as warehouses, factories, and supermarkets to track assets and people. However, these technologies can be used to lend…

Networking and Internet Architecture · Computer Science 2019-05-31 Aftab Khan , Tim Farnham , Roget Kou , Usman Raza , Thajanee Premalal , Aleksandar Stanoev , William Thompson

Unmanned aerial vehicles (UAVs) are becoming largely ubiquitous with an increasing demand for aerial data. Accurate navigation and localization, required for precise data collection in many industrial applications, often relies on RTK GNSS.…

Robotics · Computer Science 2021-04-02 Yu Xianjia , Li Qingqing , Jorge Pena Queralta , Jukka Heikkonen , Tomi Westerlund
‹ Prev 1 3 4 5 6 7 10 Next ›