English
Related papers

Related papers: Finite-time Stable Pose Estimation on TSE(3) using…

200 papers

Stable estimation of rigid body pose and velocities from noisy measurements, without any knowledge of the dynamics model, is treated using the Lagrange-d'Alembert principle from variational mechanics. With body-fixed optical and inertial…

Optimization and Control · Mathematics 2015-09-16 Maziar Izadi , Amit Kumar Sanyal

This paper introduces an innovative state estimator, MUSE (MUlti-sensor State Estimator), designed to enhance state estimation's accuracy and real-time performance in quadruped robot navigation. The proposed state estimator builds upon our…

This paper presents a fault-tolerant 3D vision system for autonomous robotic operation. In particular, pose estimation of space objects is achieved using 3D vision data in an integrated Kalman filter (KF) and an Iterative Closest Point…

Robotics · Computer Science 2022-08-31 Farhad Aghili

In this paper, a new measurement system based on integration method is presented,which can provide all-weather dependability and higher precision for the measurement of FAST's feed support system. The measurement system consists of three…

Instrumentation and Methods for Astrophysics · Physics 2020-09-30 Ming-Hui Li , Peng Jiang , Dong-Jun Yu , Jing-Hai Sun

In this work, we tackle the problem of category-level online pose tracking of objects from point cloud sequences. For the first time, we propose a unified framework that can handle 9DoF pose tracking for novel rigid object instances as well…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Yijia Weng , He Wang , Qiang Zhou , Yuzhe Qin , Yueqi Duan , Qingnan Fan , Baoquan Chen , Hao Su , Leonidas J. Guibas

Pose estimation purely based on 3D point-cloud could suffer from degradation, e.g. scan blocks or scans in repetitive environments. To deal with this problem, we propose an approach for fusing 3D spinning LiDAR and IMU to estimate the…

Robotics · Computer Science 2017-10-20 Haoyang Ye , Ming Liu

Trajectory estimation of maneuvering objects is applied in numerous tasks like navigation, path planning and visual tracking. Many previous works get impressive results in the strictly controlled condition with accurate prior statistics and…

Information Theory · Computer Science 2020-07-02 Weipeng Li , Xiaogang Yang , Ruitao Lu , Jiwei Fan , Tao Zhang , Chuan He

The Finite Elements with Switch Detection (FESD) method is a highly accurate direct transcription method for optimal control of several classes of nonsmooth dynamical systems. This paper extends the FESD method to Projected Dynamical…

Optimization and Control · Mathematics 2024-04-09 Anton Pozharskiy , Armin Nurkanović , Moritz Diehl

Relative pose estimation between fixed-wing unmanned aerial vehicles (UAVs) is treated using a stable and robust estimation scheme. The motivating application of this scheme is that of "handoff" of an object being tracked from one…

Optimization and Control · Mathematics 2015-09-14 Maziar Izadi , Amit Kumar Sanyal , Randal W. Beard , He Bai

This paper studies the stability of velocity-pressure mixed approximations of the Stokes problem when different finite element (FE) spaces for each component of the velocity field are considered. We consider some new combinations of…

Numerical Analysis · Mathematics 2014-12-01 F. Guillén González , J. R. Rodríguez Galván

Walking-assistive devices require adaptive control methods to ensure smooth transitions between various modes of locomotion. For this purpose, detecting human locomotion modes (e.g., level walking or stair ascent) in advance is crucial for…

Robotics · Computer Science 2023-11-14 Peiwen Fu , Wenjuan Zhong , Yuyang Zhang , Wenxuan Xiong , Yuzhou Lin , Yanlong Tai , Lin Meng , Mingming Zhang

The pose adjustment (PA) with a pose-only visual representation has been proven equivalent to the bundle adjustment (BA), while significantly improving the computational efficiency. However, the pose-only solution has not yet been properly…

Robotics · Computer Science 2024-09-12 Hailiang Tang , Tisheng Zhang , Liqiang Wang , Guan Wang , Xiaoji Niu

State estimation of robotic systems is essential to implementing feedback controllers, which usually provide better robustness to modeling uncertainties than open-loop controllers. However, state estimation of soft robots is very…

Robotics · Computer Science 2024-08-01 Tongjia Zheng , Qing Han , Hai Lin

Material parameters such as thermal diffusivity govern how microstructural fields evolve during processing, but difficult to measure directly. The Stability-Aware Frozen Euler Physics-Informed Tracking for Continuum Mechanics (SAFE-PIT-CM),…

Machine Learning · Computer Science 2026-03-25 Emil Hovad

The transition to a hidden metastable state in 1T-TaS2 is investigated in real time using coherent time-resolved femtosecond spectroscopy. Relying on spectral differences between phonon modes in the equilibrium states and in the metastable…

Strongly Correlated Electrons · Physics 2018-02-21 Jan Ravnik , Igor Vaskivskyi , Tomaz Mertelj , Dragan Mihailovic

We present the first fully automated Sit-to-Stand or Stand-to-Sit (StS) analysis framework for long-term monitoring of patients in free-living environments using video silhouettes. Our method adopts a coarse-to-fine time localisation…

Computer Vision and Pattern Recognition · Computer Science 2019-10-04 Alessandro Masullo , Tilo Burghardt , Toby Perrett , Dima Damen , Majid Mirmehdi

Single-person human pose estimation facilitates markerless movement analysis in sports, as well as in clinical applications. Still, state-of-the-art models for human pose estimation generally do not meet the requirements of real-life…

Computer Vision and Pattern Recognition · Computer Science 2021-04-12 Daniel Groos , Heri Ramampiaro , Espen A. F. Ihlen

Standing water in agricultural fields threatens vehicle mobility and crop health. This paper presents a deployed edge architecture for standing-water detection using Raspberry-Pi-class devices with optional Jetson acceleration. Camera input…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Oliver Aleksander Larsen , Mahyar T. Moghaddam

Point clouds collected by real-world sensors are always unaligned and sparse, which makes it hard to reconstruct the complete shape of object from a single frame of data. In this work, we manage to provide complete point clouds from sparse…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Jieqi Shi , Lingyun Xu , Peiliang Li , Xiaozhi Chen , Shaojie Shen

Immersive virtual reality (VR) applications demand accurate, temporally coherent full-body pose tracking. Recent head-mounted camera-based approaches show promise in egocentric pose estimation, but encounter challenges when applied to VR…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Haojie Cheng , Shaun Jing Heng Ong , Shaoyu Cai , Aiden Tat Yang Koh , Fuxi Ouyang , Eng Tat Khoo