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   Articles with "multirotor" as a keyword



Inverse reinforcement learning control for trajectory tracking of a multirotor UAV

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recommendations! Published in 2017 at "International Journal of Control, Automation and Systems"

DOI: 10.1007/s12555-015-0483-3

Abstract: The main purpose of this paper is to learn the control performance of an expert by imitating the demonstrations of a multirotor UAV (unmanned aerial vehicle) operated by an expert pilot. First, we collect a… read more here.

Keywords: trajectory; inverse reinforcement; control; reinforcement learning ... See more keywords
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Multirotor-assisted measurements of wind-induced drift of irregularly shaped objects in aquatic environments

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recommendations! Published in 2021 at "Applied Ocean Research"

DOI: 10.1016/j.apor.2021.102538

Abstract: Abstract Ocean hazardous spills and search and rescue incidents are becoming more prevalent as maritime activities increase across all sectors of society. However, emergency response time remains a factor due to the lack of information… read more here.

Keywords: multirotor; small objects; water; surface ... See more keywords

Analysis of key elements to evaluate the performance of a multirotor unmanned aerial–aquatic vehicle

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recommendations! Published in 2017 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2017.07.046

Abstract: Abstract Key elements of the design methodology for a hybrid air/underwater vehicle propulsion system are evaluated. This new category of hybrid vehicles can operate both in air and underwater with a single propulsion system. This… read more here.

Keywords: methodology; propulsion; key elements; vehicle ... See more keywords

Reliable flight performance assessment of multirotor based on interacting multiple model particle filter and health degree

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recommendations! Published in 2019 at "Chinese Journal of Aeronautics"

DOI: 10.1016/j.cja.2018.12.006

Abstract: Abstract Multirotor has been applied to many military and civilian mission scenarios. From the perspective of reliability, it is difficult to ensure that multirotors do not generate hardware and software failures or performance anomalies during… read more here.

Keywords: multirotor; performance; flight; reliable flight ... See more keywords
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Improved Aerodynamic Analysis for Multirotor-Type UAS Flight Simulation Using Dynamic Inflow and Rigid Blade Flapping

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recommendations! Published in 2020 at "Journal of Aerospace Engineering"

DOI: 10.1061/(asce)as.1943-5525.0001135

Abstract: AbstractRecently, studies on the control and aerodynamics of multirotor unmanned aircraft system (UAS) have been performed. However, some studies depend on methods that require significant computin... read more here.

Keywords: improved aerodynamic; aerodynamic analysis; multirotor; type uas ... See more keywords

Finite-Time Control of Multirotor UAVs Under Disturbances

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recommendations! Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2956190

Abstract: A new finite-time control method based on a sliding mode for a multirotor unmanned aerial vehicle (UAV) is developed to improve both the transient and steady-state responses, including overshoot and steady-state error in the presence… read more here.

Keywords: finite time; multirotor; control; position ... See more keywords

Wire-Suspended Device Control Based on Wireless Communication With Multirotor for Long Reach-Aerial Manipulation

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.3025085

Abstract: In this study, we propose a long-reach aerial manipulation system with a wire-suspended device that allows the airframe to maintain its position at the desired distance away from the target. We implemented a feedback communication… read more here.

Keywords: wire suspended; control; multirotor; suspended device ... See more keywords

Parabolic Airdrop Trajectory Planning for Multirotor Unmanned Aerial Vehicles

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recommendations! Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3164434

Abstract: In this paper we present a motion planning method for the parabolic airdrop using multirotor UAVs. The first step is to determine a set of parabolic trajectories that can reach a desired target. Next, we… read more here.

Keywords: multirotor; parabolic airdrop; trajectory planning; planning ... See more keywords

Formation Planning for Tethered Multirotor UAV Cooperative Transportation With Unknown Payload and Cable Length

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recommendations! Published in 2024 at "IEEE Transactions on Automation Science and Engineering"

DOI: 10.1109/tase.2023.3279827

Abstract: This study investigates the formation planning problem of tethered multirotor unmanned aerial vehicle (UAV) cooperative transportation with unknown payload and cable length. Normally, the transportation formation and trajectory are given in advance or designed based… read more here.

Keywords: length; cable; multirotor; formation ... See more keywords
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Game Theoretic Approach for Robust Trajectory Tracking by a Multirotor

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recommendations! Published in 2023 at "IEEE Transactions on Control Systems Technology"

DOI: 10.1109/tcst.2022.3215462

Abstract: In this article, the problem of precisely tracking a nominal trajectory by an under-actuated multirotor platform is formulated as a game against bounded external disturbances, measurement noise, and initial condition uncertainty. The nominal trajectory is… read more here.

Keywords: nominal trajectory; trajectory tracking; multirotor; game ... See more keywords

Robust Pose Estimation for Multirotor UAVs Using Off-Board Monocular Vision

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recommendations! Published in 2017 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2017.2696482

Abstract: This paper deals with the problem of pose estimation (or motion estimation) for multirotor unmanned aerial vehicles (UAVs) by using only an off-board camera. An extended Kalman filter (EKF) is often adopted to solve this… read more here.

Keywords: estimation; estimation multirotor; pose estimation; multirotor ... See more keywords