Estimating trajectories of meteors: an observational Monte Carlo approach – II. Results
Sign Up to like & getrecommendations! Published in 2019 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/stz3338
Abstract: In the first paper of this series, we examined existing methods of optical meteor trajectory estimation and developed a novel method which simultaneously uses both the geometry and the dynamics of meteors to constrain their… read more here.
Keywords: field view; trajectory estimation; estimating trajectories; trajectories meteors ... See more keywords
3D LiDAR/IMU Calibration Based on Continuous-Time Trajectory Estimation in Structured Environments
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2021.3114618
Abstract: Sensor calibration is a fundamental step for improving the performance in sensor fusion, the aim of which is to spatially and temporally register sensors with respect to each other. This paper presents a high-accuracy autocalibration… read more here.
Keywords: calibration; time trajectory; lidar imu; continuous time ... See more keywords
Continuous-Time Trajectory Estimation for Differentially Flat Systems
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Robotics and Automation Letters"
DOI: 10.1109/lra.2022.3224364
Abstract: Continuous-time estimation using splines on Lie groups has been gaining traction in the literature due to the ability to incorporate high-frequency sensor data without introducing new optimization parameters. However, evaluating time derivatives and Jacobians of… read more here.
Keywords: time trajectory; time; continuous time; estimation differentially ... See more keywords
Trajectory Estimation of a Flying Robot With a Single Ranging Beacon and Derived Velocity Constraints
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3189066
Abstract: The performance of the trajectory estimation with a single beacon highly depends on the observability of the system, which is further determined by the excitation patterns of the robot. Because the desired excitation patterns regarding… read more here.
Keywords: velocity constraints; derived velocity; beacon; estimation ... See more keywords
Multiple Object Trajectory Estimation Using Backward Simulation
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Signal Processing"
DOI: 10.1109/tsp.2022.3184794
Abstract: This paper presents a general solution for computing the multi-object posterior for sets of trajectories from a sequence of multi-object (unlabelled) filtering densities and a multi-object dynamic model. Importantly, the proposed solution opens an avenue… read more here.
Keywords: backward simulation; multi object; trajectory; trajectory estimation ... See more keywords
Mobile robot 3D trajectory estimation on a multilevel surface with multimodal fusion of 2D camera features and a 3D light detection and ranging point cloud
Sign Up to like & getrecommendations! Published in 2022 at "International Journal of Advanced Robotic Systems"
DOI: 10.1177/17298806221089198
Abstract: Nowadays, multi-sensor fusion is a popular tool for feature recognition and object detection. Integrating various sensors allows us to obtain reliable information about the environment. This article proposes a 3D robot trajectory estimation based on… read more here.
Keywords: fusion; point cloud; camera; robot trajectory ... See more keywords
Dead Reckoning for Trajectory Estimation of Underwater Drifters under Water Currents †
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Marine Science and Engineering"
DOI: 10.3390/jmse8030205
Abstract: Between external position updates, the most useful technique for trajectory estimation of a submerged drifter is dead reckoning (DR). These devices drift with the water current to measure the current’s velocity or to observe physical… read more here.
Keywords: trajectory estimation; water; water current; dead reckoning ... See more keywords