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Inertial measurement units (IMUs) are used in medical applications for many different purposes. However, an IMU's measurement accuracy can degrade over time, entailing re-calibration. In their 2014 paper, Tedaldi et al. presented an IMU…

信号处理 · 电气工程与系统科学 2022-07-12 Fritz Webering , Sarah Kleinjohann , Nils Stanislawski , Holger Blume

The monocular visual-inertial system (VINS), which consists one camera and one low-cost inertial measurement unit (IMU), is a popular approach to achieve accurate 6-DOF state estimation. However, such locally accurate visual-inertial…

计算机视觉与模式识别 · 计算机科学 2018-03-06 Tong Qin , Perliang Li , Shaojie Shen

Visual Inertial Odometry (VIO) is one of the most established state estimation methods for mobile platforms. However, when visual tracking fails, VIO algorithms quickly diverge due to rapid error accumulation during inertial data…

机器人学 · 计算机科学 2023-06-13 Russell Buchanan , Varun Agrawal , Marco Camurri , Frank Dellaert , Maurice Fallon

Estimating the limbs pose in a wearable way may benefit multiple areas such as rehabilitation, teleoperation, human-robot interaction, gaming, and many more. Several solutions are commercially available, but they are usually expensive or…

This paper investigates the estimation problem of the pose (orientation and position) and linear velocity of a rigid body, as well as the landmark positions, using an inertial measurement unit (IMU) and a monocular camera. First, we propose…

系统与控制 · 电气工程与系统科学 2024-07-26 Miaomiao Wang , Abdelhamid Tayebi

Inertial Navigation Systems (INS) are algorithms that fuse inertial measurements of angular velocity and specific acceleration with supplementary sensors including GNSS and magnetometers to estimate the position, velocity and attitude, or…

系统与控制 · 电气工程与系统科学 2023-08-23 Pieter van Goor , Tarek Hamel , Robert Mahony

Tunnels and long corridors are challenging environments for mobile robots because a LiDAR point cloud should degenerate in these environments. To tackle point cloud degeneration, this study presents a tightly-coupled LiDAR-IMU-wheel…

机器人学 · 计算机科学 2024-09-13 Taku Okawara , Kenji Koide , Shuji Oishi , Masashi Yokozuka , Atsuhiko Banno , Kentaro Uno , Kazuya Yoshida

Accurate reference trajectories are required to validate autonomous agricultural robots and highly automated off-road vehicles under real-world field conditions. In practice, robotic total stations provide millimeter-level prism center…

系统与控制 · 电气工程与系统科学 2026-03-03 Sumesh Sharma , Marcel Moll , Timo Oksanen

Multiple rigidly attached Inertial Measurement Unit (IMU) sensors provide a richer flow of data compared to a single IMU. State-of-the-art methods follow a probabilistic model of IMU measurements based on the random nature of errors…

机器人学 · 计算机科学 2022-09-20 Marsel Faizullin , Gonzalo Ferrer

Visual-inertial SLAM is crucial in various fields, such as aerial vehicles, industrial robots, and autonomous driving. The fusion of camera and inertial measurement unit (IMU) makes up for the shortcomings of a signal sensor, which…

机器人学 · 计算机科学 2024-01-08 Jiaming He , Mingrui Li , Yangyang Wang , Hongyu Wang

Machine Unlearning (MU) aims to selectively erase the influence of specific data points from pretrained models. However, most existing MU methods rely on the retain set to preserve model utility, which is often impractical due to privacy…

机器学习 · 计算机科学 2026-04-15 Xindi Fan , Jing Wu , Mingyi Zhou , Pengwei Liang , Mehrtash Harandi , Dinh Phung

Autonomous driving systems are highly dependent on sensors like cameras, LiDAR, and inertial measurement units (IMU) to perceive the environment and estimate their motion. Among these sensors, perception-based sensors are not protected from…

机器人学 · 计算机科学 2025-07-15 Mohammadhossein Talebi , Pragyan Dahal , Davide Possenti , Stefano Arrigoni , Francesco Braghin

In this paper, we extend the Recurrent Inertial Graph-based Estimator (RING), a novel neural-network-based solution for Inertial Motion Tracking (IMT), to generalize across a large range of sampling rates, and we demonstrate that it can…

机器人学 · 计算机科学 2024-09-05 Simon Bachhuber , Ive Weygers , Thomas Seel

Inertial motion capture is a promising approach for capturing motion outside the laboratory. However, as one major drawback, most of the current methods require different quantities to be calibrated or computed offline as part of the setup…

机器人学 · 计算机科学 2025-09-17 Michael Lorenz , Bertram Taetz , Gabriele Bleser-Taetz , Didier Stricker

Visual-inertial odometry (VIO) is an important technology for autonomous robots with power and payload constraints. In this paper, we propose a novel approach for VIO with stereo cameras which integrates and calibrates the velocity-control…

计算机视觉与模式识别 · 计算机科学 2023-04-19 Haolong Li , Joerg Stueckler

This work demonstrates an airflow inertial based odometry system with multi-sensor data fusion, including thermal anemometer, IMU, ESC, and barometer. This goal is challenging because low-cost IMUs and barometers have significant bias, and…

机器人学 · 计算机科学 2025-05-22 Ze Wang , Jingang Qu , Zhenyu Gao , Pascal Morin

We formulate for the first time visual-inertial initialization as an optimal estimation problem, in the sense of maximum-a-posteriori (MAP) estimation. This allows us to properly take into account IMU measurement uncertainty, which was…

机器人学 · 计算机科学 2020-03-13 Carlos Campos , José M. M. Montiel , Juan D. Tardós

We propose an accurate and robust multi-modal sensor fusion framework, MetroLoc, towards one of the most extreme scenarios, the large-scale metro vehicle localization and mapping. MetroLoc is built atop an IMU-centric state estimator that…

机器人学 · 计算机科学 2021-11-02 Yusheng Wang , Weiwei Song , Yi Zhang , Fei Huang , Zhiyong Tu , Yidong Lou

Treating IMU measurements as inputs to a motion model and then preintegrating these measurements has almost become a de-facto standard in many robotics applications. However, this approach has a few shortcomings. First, it conflates the IMU…

机器人学 · 计算机科学 2024-11-22 Keenan Burnett , Angela P. Schoellig , Timothy D. Barfoot

We propose a new position control strategy for VTOL-UAVs using IMU and GPS measurements. Since there is no sensor that measures the attitude, our approach does not rely on the knowledge (or reconstruction) of the system orientation as…

最优化与控制 · 数学 2012-03-22 Andrew Roberts , Abdelhamid Tayebi