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Autonomous underwater vehicles (AUVs) are sophisticated robotic platforms crucial for a wide range of applications. The accuracy of AUV navigation systems is critical to their success. Inertial sensors and Doppler velocity logs (DVL) fusion…

机器人学 · 计算机科学 2025-12-16 Guy Damari , Itzik Klein

The accurate navigation of autonomous underwater vehicles critically depends on the precision of Doppler velocity log (DVL) velocity measurements. Recent advancements in deep learning have demonstrated significant potential in improving DVL…

机器人学 · 计算机科学 2025-12-16 Nadav Cohen , Itzik Klein

Underwater vehicles are employed in the exploration of dynamic environments where tuning of a specific controller for each task would be time-consuming and unreliable as the controller depends on calculated mathematical coefficients in…

系统与控制 · 电气工程与系统科学 2021-01-14 Wilmer Ariza Ramirez , Zhi Q. Leong , Hung D. Nguyen , S. G. Jayasinghe

Autonomous underwater vehicles (AUV) have a wide variety of applications in the marine domain, including exploration, surveying, and mapping. Their navigation systems rely heavily on fusing data from inertial sensors and a Doppler velocity…

机器人学 · 计算机科学 2025-12-16 Zeev Yampolsky , Nadav Cohen , Itzik Klein

We consider the problem of designing scalable and portable controllers for unmanned aerial vehicles (UAVs) to reach time-varying formations as quickly as possible. This brief confirms that deep reinforcement learning can be used in a…

机器人学 · 计算机科学 2017-06-06 Ronny Conde , José Ramón Llata , Carlos Torre-Ferrero

Terrain traversability analysis is a fundamental issue to achieve the autonomy of a robot at off-road environments. Geometry-based and appearance-based methods have been studied in decades, while behavior-based methods exploiting learning…

机器人学 · 计算机科学 2022-01-21 Zeyu Zhu , Nan Li , Ruoyu Sun , Huijing Zhao , Donghao Xu

In this paper, we consider depth control problems of an autonomous underwater vehicle (AUV) for tracking the desired depth trajectories. Due to the unknown dynamical model of the AUV, the problems cannot be solved by most of model-based…

机器人学 · 计算机科学 2017-11-23 Hui Wu , Shiji Song , Keyou You , Cheng Wu

This paper introduces for the first time the design, modelling, and control of a novel morphing multi-rotor Unmanned Aerial Vehicle (UAV) that we call the OmniMorph. The morphing ability allows the selection of the configuration that…

机器人学 · 计算机科学 2024-02-20 Youssef Aboudorra , Chiara Gabellieri , Ralph Brantjes , Quentin Sablé , Antonio Franchi

Autonomous Underwater Vehicles (AUVs) commonly utilize an inertial navigation system (INS) and a Doppler velocity log (DVL) for underwater navigation. To that end, their measurements are integrated through a nonlinear filter such as the…

机器人学 · 计算机科学 2024-09-12 Nadav Cohen , Itzik Klein

Accurate vessel trajectory prediction is crucial for navigational safety, route optimization, traffic management, search and rescue operations, and autonomous navigation. Traditional data-driven models lack real-world physical constraints,…

机器学习 · 计算机科学 2025-06-17 Md Mahbub Alam , Amilcar Soares , José F. Rodrigues-Jr , Gabriel Spadon

Autonomous underwater vehicles (AUVs) have become indispensable for deep-sea exploration, spanning critical scientific research and commercial applications. The rapid attenuation of electromagnetic waves renders satellite radio signals…

机器人学 · 计算机科学 2026-05-07 Guy Damari , Zeev Yampolsky , Nadav Cohen , Arup Kumar Sahoo , Jeryes Danial , Felipe O. Silva , Itzik Klein

Unmanned aerospace vehicles usually carry sensors (i.e., electro-optical and/or infrared imaging cameras) as their primary payload. These sensors are used for image processing, target tracking, surveillance, mapping, and providing…

系统与控制 · 电气工程与系统科学 2021-12-07 Damla Leblebicioğlu , Ozgur Atesoglu , Anil E. Derinoz , Melih Cakmakci

Inverse dynamics is used extensively in robotics and biomechanics applications. In manipulator and legged robots, it can form the basis of an effective nonlinear control strategy by providing a robot with both accurate positional tracking…

机器人学 · 计算机科学 2016-08-05 Samuel Zapolsky , Evan Drumwright

The present work is concerned with the shape optimization of flapping wings in forward flight. The analysis is performed by combining a gradient-based optimizer with the unsteady vortex lattice method (UVLM). We describe the UVLM…

数学物理 · 物理学 2012-11-13 Mehdi Ghommem , Nathan Collier , Antti H. Niemi , Victor M. Calo

The process of designing costmaps for off-road driving tasks is often a challenging and engineering-intensive task. Recent work in costmap design for off-road driving focuses on training deep neural networks to predict costmaps from sensory…

Forward and inverse models are used throughout different engineering fields to predict and understand the behaviour of systems and to find parameters from a set of observations. These models use root-finding and minimisation techniques…

计算工程、金融与科学 · 计算机科学 2023-08-08 Preslav Aleksandrov

For the dynamic analysis of floating offshore wind turbines (FOWTs) in realistic operating environment, this paper develops a coupled aero-hydro-mooring-servo model applicable to turbulent wind and irregular sea states with high…

流体动力学 · 物理学 2026-01-06 Yi Zhang , Peter Stansby , David Apsley , Hannah Mullings

Seismic velocity is one of the most important parameters used in seismic exploration. Accurate velocity models are key prerequisites for reverse-time migration and other high-resolution seismic imaging techniques. Such velocity information…

地球物理 · 物理学 2019-02-19 Fangshu Yang , Jianwei Ma

Flapping Wing Micro Air Vehicles (FWMAV) are highly manoeuvrable, bio-inspired drones that can assist in surveys and rescue missions. Flapping wings generate various unsteady lift enhancement mechanisms challenging the derivation of reduced…

流体动力学 · 物理学 2023-05-03 Andre Calado , Romain Poletti , Lilla K. Koloszar , Miguel A. Mendez

This paper introduces the Deep Learning-based Nonlinear Model Predictive Controller with Scene Dynamics (DL-NMPC-SD) method for autonomous navigation. DL-NMPC-SD uses an a-priori nominal vehicle model in combination with a scene dynamics…

机器人学 · 计算机科学 2025-04-03 Sorin Grigorescu , Mihai Zaha