Linear Quadratic Tracking With Reinforcement Learning Based Reference Trajectory Optimization for the Lunar Hopper in Simulated Environment
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2021.3134592
Abstract: In this work, we provide a novel optimal guidance and control strategy for lunar hopper obstacle-avoidance, descent, and landing problem and demonstrate its behavior using numerical simulations. More specifically, the major contributions of this paper… read more here.
Keywords: reinforcement learning; lunar hopper; reference trajectory;
Prior Distribution Refinement for Reference Trajectory Estimation With the Monte Carlo-Based Localization Algorithm
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Access"
DOI: 10.1109/access.2023.3247503
Abstract: A robot localization problem demands a fair comparison of the positioning algorithms. A reference trajectory of the robot’s movement is needed to estimate errors and evaluate a quality of the localization. In this article, we… read more here.
Keywords: reference trajectory; localization; prior distribution;
Offline Reference Trajectory Shaping for a Cable-Driven Earthquake Simulator Based on a Viscoelastic Cable Model
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Robotics and Automation Letters"
DOI: 10.1109/lra.2022.3144778
Abstract: In an earthquake simulator, which is a device for reproducing seismic waves, it is necessary to accurately reproduce the acceleration. In this letter, the authors propose an offline reference trajectory shaping method for precise acceleration… read more here.
Keywords: trajectory shaping; cable; earthquake simulator; model ... See more keywords
Optimization-Based Trajectory Tracking Approach for Multi-Rotor Aerial Vehicles in Unknown Environments
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Robotics and Automation Letters"
DOI: 10.1109/lra.2022.3151157
Abstract: The goal of this paper is to develop a continuous optimization-based refinement of the reference trajectory to ‘push it out’ of the obstacle-occupied space in the global phase for Multi-rotor Aerial Vehicles in unknown environments.… read more here.
Keywords: planner; optimization based; trajectory; reference trajectory ... See more keywords
Reference-trajectory-planner–based integrated guidance and control under input saturation and impact angle constraint
Sign Up to like & getrecommendations! Published in 2022 at "Transactions of the Institute of Measurement and Control"
DOI: 10.1177/01423312221110045
Abstract: This paper investigates the integrated guidance and control (IGC) problem for intercepting maneuvering targets subject to the impact angle and input saturation. In order to elegantly implement tracking control under constraints, the whole controller includes… read more here.
Keywords: trajectory planner; reference; control; trajectory ... See more keywords
Designing a Reference Trajectory for Frozen Repeat Near-Equatorial Low Earth Orbits
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Spacecraft and Rockets"
DOI: 10.2514/1.a34934
Abstract: Numerical techniques for designing frozen repeat orbits as reference trajectories have been extensively studied for polar orbit missions. For near-equatorial orbits, larger perturbing forces are ex... read more here.
Keywords: frozen repeat; designing reference; reference trajectory; near equatorial ... See more keywords