Level-set random hypersurface models for tracking nonconvex extended objects

A Zea, F Faion, M Baum… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
This paper presents a novel approach to track a nonconvex shape approximation of an
extended target based on noisy point measurements. For this purpose, a novel type of …

Extent estimation of sailing boats applying elliptic cones to 3D lidar data

T Baur, J Reuter, A Zea… - 2022 25th International …, 2022 - ieeexplore.ieee.org
In this paper, approximating the shape of a sailing boat using elliptic cones is investigated.
Measurements are assumed to be gathered from the target's surface recorded by 3D …

Shape tracking using Fourier-Chebyshev double series for 3D distance measurements

T Baur, J Reuter, A Zea… - 2023 26th International …, 2023 - ieeexplore.ieee.org
In the past years, algorithms for 3D shape tracking using radial functions in spherical
coordinates represented with different methods have been proposed. However, we have …

Three-dimensional simultaneous shape and pose estimation for extended objects using spherical harmonics

G Kurz, F Faion, F Pfaff, A Zea… - arxiv preprint arxiv …, 2020 - arxiv.org
We propose a new recursive method for simultaneous estimation of both the pose and the
shape of a three-dimensional extended object. The key idea of the presented method is to …

Shape estimation and tracking using spherical double Fourier series for three-dimensional range sensors

T Baur, J Reuter, A Zea… - 2021 IEEE International …, 2021 - ieeexplore.ieee.org
In this paper, a novel measurement model based on spherical double Fourier series (DFS)
for estimating the 3D shape of a target concurrently with its kinematic state is introduced …

Recursive Bayesian pose and shape estimation of 3D objects using transformed plane curves

F Faion, A Zea, J Steinbring, M Baum… - 2015 Sensor Data …, 2015 - ieeexplore.ieee.org
We consider the task of recursively estimating the pose and shape parameters of 3D objects
based on noisy point cloud measurements from their surface. We focus on objects whose …

Harmonic functions for three-dimensional shape estimation in cylindrical coordinates

T Baur, J Reuter, A Zea… - 2022 IEEE International …, 2022 - ieeexplore.ieee.org
With the high resolution of modern sensors such as multilayer LiDARs, estimating the 3D
shape in an extended object tracking procedure is possible. In recent years, 3D shapes …

Bayesian estimation of line segments

F Faion, A Zea, M Baum… - 2014 Sensor Data Fusion …, 2014 - ieeexplore.ieee.org
A popular approach when tracking extended objects with elongated shapes, such as ships
or airplanes, is to approximate them as a line segment. Despite its simple shape, the …

Gaussian‐like measurement likelihood based particle filter for extended target tracking

Y Liu, H Ji, Y Zhang - IET Radar, Sonar & Navigation, 2023 - Wiley Online Library
Extended target tracking based on the star‐convex model is a multi‐dimensional nonlinear
estimation problem. To approximate the shape of an extended target, the star‐convex model …

On Runtime Reduction in 3D Extended Object Tracking by Measurement Downsampling

T Baur, J Reuter, UD Hanebeck - 2023 IEEE Symposium …, 2023 - ieeexplore.ieee.org
In 3D extended object tracking (EOT), well-established models exist for tracking the object
extent using various shape priors. A single update, however, has to be performed for every …