English
Related papers

Related papers: Closed-form Preintegration Methods for Graph-based…

200 papers

Multi-sensor fusion is widely used in the environment perception system of the autonomous vehicle. It solves the interference caused by environmental changes and makes the whole driving system safer and more reliable. In this paper, a novel…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Guanyu Zhang , Beichen Sun , Yuehan Qi , Yang Liu

Inertial measurement units (IMUs), which provide high-frequency linear acceleration and angular velocity measurements, serve as fundamental sensing modalities in robotic systems. Recent advances in deep neural networks have led to…

Robotics · Computer Science 2026-03-09 Jiwon Choi , Hogyun Kim , Geonmo Yang , Juhui Lee , Younggun Cho

We present a system for the boresighting of sensors using inertial measurement devices as the basis for developing a range of dynamic real-time sensor fusion applications. The proof of concept utilizes a COTS FPGA platform for sensor fusion…

Hardware Architecture · Computer Science 2011-11-09 Steve Chappell , Alistair Macarthur , Dan Preston , Dave Olmstead , Bob Flint , Chris Sullivan

Visual-inertial navigation systems are powerful in their ability to accurately estimate localization of mobile systems within complex environments that preclude the use of global navigation satellite systems. However, these navigation…

Robotics · Computer Science 2023-10-10 Jacob Hartzer , Srikanth Saripalli

Multi-sensor fusion is an effective way to enhance the positioning performance of autonomous underwater vehicles (AUVs). However, underwater multi-sensor fusion faces challenges such as heterogeneous frequency and dynamic availability of…

Robotics · Computer Science 2023-10-24 Jiangbo Song , Wanqing Li , Ruofan Liu , Xiangwei Zhu

By learning human motion priors, motion capture can be achieved by 6 inertial measurement units (IMUs) in recent years with the development of deep learning techniques, even though the sensor inputs are sparse and noisy. However, human…

Graphics · Computer Science 2025-05-09 Xinyu Yi , Shaohua Pan , Feng Xu

We present a method to improve the accuracy of a zero-velocity-aided inertial navigation system (INS) by replacing the standard zero-velocity detector with a long short-term memory (LSTM) neural network. While existing threshold-based…

Robotics · Computer Science 2019-08-14 Brandon Wagstaff , Jonathan Kelly

A monocular 3D object tracking system generally has only up-to-scale pose estimation results without any prior knowledge of the tracked object. In this paper, we propose a novel idea to recover the metric scale of an arbitrary dynamic…

Robotics · Computer Science 2018-08-22 Kejie Qiu , Tong Qin , Hongwen Xie , Shaojie Shen

This work presents a centralized multi-IMU filter framework with online intrinsic and extrinsic calibration for unsynchronized inertial measurement units that is robust against changes in calibration parameters. The novel EKF-based method…

Robotics · Computer Science 2024-01-05 Jacob Hartzer , Srikanth Saripalli

State estimation with sensors is essential for mobile robots. Due to different performance of sensors in different environments, how to fuse measurements of various sensors is a problem. In this paper, we propose a tightly coupled…

Robotics · Computer Science 2021-09-17 Yupeng Jia , Haiyong Luo , Fang Zhao , Guanlin Jiang , Yuhang Li , Jiaquan Yan , Zhuqing Jiang , Zitian Wang

The Visual-Inertial Simultaneous Localization and Mapping (VI-SLAM) algorithms which are mostly based on static assumption are widely used in fields such as robotics, UAVs, VR, and autonomous driving. To overcome the localization risks…

Robotics · Computer Science 2025-04-15 Weilong Sun , Yumin Zhang , Boren Wei

Robust and accurate pose estimation is crucial for many applications in mobile robotics. Extending visual Simultaneous Localization and Mapping (SLAM) with other modalities such as an inertial measurement unit (IMU) can boost robustness and…

Recent studies have explored pretrained (foundation) models for vision-based robotic navigation, aiming to achieve generalizable navigation and positive transfer across diverse environments while enhancing zero-shot performance in unseen…

This paper proposes to use a newly-derived transformed inertial navigation system (INS) mechanization to fuse INS with other complementary navigation systems. Through formulating the attitude, velocity and position as one group state of…

Robotics · Computer Science 2021-03-18 Lubin Chang , Jingbo Di , Fangjun Qin

Visual-inertial fusion is crucial for a large amount of intelligent and autonomous applications, such as robot navigation and augmented reality. To bootstrap and achieve optimal state estimation, the spatial-temporal displacements between…

Robotics · Computer Science 2026-02-24 Junlin Song , Antoine Richard , Miguel Olivares-Mendez

In past few years we have observed an increase in the usage of RGBD sensors in mobile devices. These sensors provide a good estimate of the depth map for the camera frame, which can be used in numerous augmented reality applications. This…

Robotics · Computer Science 2021-10-22 Abhishek Tyagi , Yangwen Liang , Shuangquan Wang , Dongwoon Bai

We present AB-VINS, a different kind of visual-inertial SLAM system. Unlike most popular VINS methods which only use hand-crafted techniques, AB-VINS makes use of three different deep neural networks. Instead of estimating sparse feature…

Robotics · Computer Science 2024-09-24 Nathaniel Merrill , Guoquan Huang

Multi-focus image fusion is a challenging field of study that aims to provide a completely focused image by integrating focused and un-focused pixels. Most existing methods suffer from shift variance, misregistered images, and…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Sultan Sevgi Turgut , Mustafa Oral

In this paper we address the problem of change detection in multi-spectral images by proposing a data-driven framework of graph-based data fusion. The main steps of the proposed approach are: (i) The generation of a multi-temporal pixel…

Computer Vision and Pattern Recognition · Computer Science 2020-04-03 David Alejandro Jimenez Sierra , Hernán Darío Benítez Restrepo , Hernán Darío Vargas Cardonay , Jocelyn Chanussot

Radar ensures robust sensing capabilities in adverse weather conditions, yet challenges remain due to its high inherent noise level. Existing radar odometry has overcome these challenges with strategies such as filtering spurious points,…

Robotics · Computer Science 2025-02-25 Wooseong Yang , Hyesu Jang , Ayoung Kim