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Millimeter wave (mmWave) radars have attracted significant attention from both academia and industry due to their capability to operate in extreme weather conditions. However, they face challenges in terms of sparsity and noise…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Ruibin Zhang , Donglai Xue , Yuhan Wang , Ruixu Geng , Fei Gao

Integrating multiple LiDAR sensors can significantly enhance a robot's perception of the environment, enabling it to capture adequate measurements for simultaneous localization and mapping (SLAM). Indeed, solid-state LiDARs can bring in…

机器人学 · 计算机科学 2023-03-07 Li Qingqing , Yu Xianjia , Jorge Peña Queralta , Tomi Westerlund

We present a range-based solution for indoor relative localization by Micro Air Vehicles (MAVs), achieving sufficient accuracy for leader-follower flight. Moving forward from previous work, we removed the dependency on a common heading…

机器人学 · 计算机科学 2018-05-21 Steven van der Helm , Kimberly N. McGuire , Mario Coppola , Guido C. H. E. de Croon

Reinforcement learning (RL) has been a promising essence in future 5G-beyond and 6G systems. Its main advantage lies in its robust model-free decision-making in complex and large-dimension wireless environments. However, most existing RL…

机器人学 · 计算机科学 2025-02-04 Eslam Eldeeb , Hirley Alves

Mid-Air Deployment (MAD) of a rotorcraft during Entry, Descent and Landing (EDL) on Mars eliminates the need to carry a propulsion or airbag landing system. This reduces the total mass inside the aeroshell by more than 100 kg and simplifies…

Micro aerial vehicles (MAVs) hold the potential for performing autonomous and contactless land surveys for the detection of landmines and explosive remnants of war (ERW). Metal detectors are the standard detection tool but must be operated…

机器人学 · 计算机科学 2023-10-03 Patrick Pfreundschuh , Rik Bähnemann , Tim Kazik , Thomas Mantel , Roland Siegwart , Olov Andersson

The spherically invariant random process (SIRP) clutter model is commonly used in scenarios where the radar clutter cannot be correctly modeled as a Gaussian process. In this short communication, we devise a novel Maximum-Likelihood…

信号处理 · 电气工程与系统科学 2018-11-08 Bruno Mériaux , Xin Zhang , Mohammed Nabil El Korso , Marius Pesavento

Autonomous navigation across unstructured terrains, including forests and construction areas, faces unique challenges due to intricate obstacles and the element of the unknown. Lacking pre-existing maps, these scenarios necessitate a motion…

机器人学 · 计算机科学 2024-10-07 Jiangpeng Hu , Fan Yang , Fang Nan , Marco Hutter

This paper introduces 2Fast-2Lamaa, a lidar-inertial state estimation framework for odometry, mapping, and localization. Its first key component is the optimization-based undistortion of lidar scans, which uses continuous IMU preintegration…

机器人学 · 计算机科学 2025-12-10 Cedric Le Gentil , Raphael Falque , Daniil Lisus , Timothy D. Barfoot

Accurate pose estimation is fundamental for unmanned aerial vehicle (UAV) applications, where Visual-Inertial SLAM (VI-SLAM) provides a cost-effective solution for localization and mapping. However, existing VI-SLAM methods mainly rely on…

机器人学 · 计算机科学 2026-04-02 Yiyang Wu , Xiaohu Zhang , Yanjin Du , Tongsu Zhang , Chujun Li , Siyang Chen , Guoyi Zhang , Xiangpeng Xu

This paper considers the problem of remote state estimation for Markov jump linear systems in the presence of uncertainty in the posterior mode probabilities. Such uncertainty may arise when the estimator receives noisy or incomplete…

系统与控制 · 电气工程与系统科学 2025-09-05 Ioannis Tzortzis , Themistoklis Charalambous , Charalambos D. Charalambous

In this paper, we explore the application of Unmanned Aerial Vehicles (UAVs) in maritime search and rescue (mSAR) missions, focusing on medium-sized fixed-wing drones and quadcopters. We address the challenges and limitations inherent in…

机器人学 · 计算机科学 2024-03-22 Martin Messmer , Benjamin Kiefer , Leon Amadeus Varga , Andreas Zell

Autonomous landing systems for Micro Aerial Vehicles (MAV) have been proposed using various combinations of GPS-based, vision, and fiducial tag-based schemes. Landing is a critical activity that a MAV performs and poor resolution of GPS,…

机器人学 · 计算机科学 2021-10-01 Pranay Mathur , Yash Jangir , Neena Goveas

We propose an alternative method to generate an artificial reference source for a Ground Layer Adaptive Optics system airborne on a Multirotor Unmanned Aerial Vehicle. Turbulence profiles from the Ground Layer at the National Astronomical…

天体物理仪器与方法 · 物理学 2019-07-09 Raúl Rodríguez García , Salvador Cuevas

Optical imaging through scattering media is an important challenge in a variety of fields ranging from microscopy to autonomous vehicles. While advanced wavefront shaping techniques have offered significant breakthroughs in the past decade,…

光学 · 物理学 2023-05-23 Omri Haim , Jeremy Boger-Lombard , Ori Katz

Autonomous operation of UAVs in a closed environment requires precise and reliable pose estimate that can stabilize the UAV without using external localization systems such as GNSS. In this work, we are concerned with estimating the pose…

机器人学 · 计算机科学 2023-02-06 Matěj Petrl\' ik , Tom\' aš Krajn\' ik , Martin Saska

Existing approaches for image-based Automatic Meter Reading (AMR) have been evaluated on images captured in well-controlled scenarios. However, real-world meter reading presents unconstrained scenarios that are way more challenging due to…

计算机视觉与模式识别 · 计算机科学 2021-05-13 Rayson Laroca , Alessandra B. Araujo , Luiz A. Zanlorensi , Eduardo C. de Almeida , David Menotti

This paper presents a solution for the state estimation and control problems for a class of unconventional vertical takeoff and landing (VTOL) UAVs operating in forward-flight conditions. A tightly-coupled state estimation approach is used…

机器人学 · 计算机科学 2024-03-04 Mitchell Cohen , James Richard Forbes

High-definition (HD) maps are essential for autonomous driving, as they provide precise road information for downstream tasks. Recent advances highlight the potential of temporal modeling in addressing challenges like occlusions and…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Ruizi Yang , Xiaolu Liu , Junbo Chen , Jianke Zhu

Mars has been a prime candidate for planetary exploration of the solar system because of the science discoveries that support chances of future habitation on this planet. Martian caves and lava tubes like terrains, which consists of uneven…

机器人学 · 计算机科学 2022-08-16 Akash Patel , Avijit Banerjee , Bjorn Lindqvist , Christoforos Kanellakis , George Nikolakopoulos