Selective sensor fusion for neural visual-inertial odometry

C Chen, S Rosa, Y Miao, CX Lu… - Proceedings of the …, 2019 - openaccess.thecvf.com
Deep learning approaches for Visual-Inertial Odometry (VIO) have proven successful, but
they rarely focus on incorporating robust fusion strategies for dealing with imperfect input …

G-VIDO: A vehicle dynamics and intermittent GNSS-aided visual-inertial state estimator for autonomous driving

L Xiong, R Kang, J Zhao, P Zhang, M Xu… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
This paper proposes G-VIDO, a vehicle dynamics, and intermittent Global Navigation
Satellite System (GNSS)-aided visual-inertial state estimator, to address the state estimation …

Visual-inertial odometry tightly coupled with wheel encoder adopting robust initialization and online extrinsic calibration

J Liu, W Gao, Z Hu - … on Intelligent Robots and Systems (IROS), 2019 - ieeexplore.ieee.org
Combining camera, IMU and wheel encoder is a wise choice for car positioning because of
the low cost and complementarity of the sensors. We propose a novel extended visual …

A benchmark comparison of four off-the-shelf proprietary visual–inertial odometry systems

P Kim, J Kim, M Song, Y Lee, M Jung, HG Kim - Sensors, 2022 - mdpi.com
Commercial visual–inertial odometry (VIO) systems have been gaining attention as cost-
effective, off-the-shelf, six-degree-of-freedom (6-DoF) ego-motion-tracking sensors for …

From timing variations to performance degradation: Understanding and mitigating the impact of software execution timing in slam

A Li, H Liu, J Wang, N Zhang - 2022 IEEE/RSJ International …, 2022 - ieeexplore.ieee.org
Timing is an important property for robotic systems that continuously interact with our
physical world. Variation in program execution time caused by limited computational …

Optimization-based online initialization and calibration of monocular visual-inertial odometry considering spatial-temporal constraints

W Huang, W Wan, H Liu - Sensors, 2021 - mdpi.com
The online system state initialization and simultaneous spatial-temporal calibration are
critical for monocular Visual-Inertial Odometry (VIO) since these parameters are either not …

Online temporal calibration based on modified projection model for visual-inertial odometry

Y Liu, Z Meng - IEEE Transactions on Instrumentation and …, 2019 - ieeexplore.ieee.org
Due to the sensors' latency, unsynchronized clocks, triggering, and data jams, there usually
exists an inevitable time offset between image streams and inertial measurement unit (IMU) …

A novel online time calibration framework via double-stage EKF for visual-inertial odometry

S Li, J Nie, C Guo, Y Yang, L Mei - Robotica, 2024 - cambridge.org
There is an unavoidable time offset between the camera stream and the inertial
measurement unit (IMU) data due to the sensor triggering and transmission delays, which …

Revisiting visual-inertial structure-from-motion for odometry and SLAM initialization

G Evangelidis, B Micusik - IEEE Robotics and Automation …, 2021 - ieeexplore.ieee.org
In this letter, an efficient closed-form solution for the state initialization in visual-inertial
odometry (VIO) and simultaneous localization and mapping (SLAM) is presented. Unlike the …

Implementation and observability analysis of visual-inertial-wheel odometry with robust initialization and online extrinsic calibration

J Liu, W Gao, C Xie, Z Hu - Robotics and Autonomous Systems, 2024 - Elsevier
Combining camera, IMU and wheel encoder is a wise choice for car positioning because of
the low cost and complementarity of the sensors. We propose a novel extended visual …