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Deep learning-based object pose estimators are often unreliable and overconfident especially when the input image is outside the training domain, for instance, with sim2real transfer. Efficient and robust uncertainty quantification (UQ) in…

机器人学 · 计算机科学 2021-03-29 Guanya Shi , Yifeng Zhu , Jonathan Tremblay , Stan Birchfield , Fabio Ramos , Animashree Anandkumar , Yuke Zhu

Reliable localization is critical for robot navigation in complex indoor environments. In this paper, we propose an uncertainty-aware localization method that enhances the reliability of localization outputs without modifying the prediction…

机器人学 · 计算机科学 2025-04-23 Hye-Min Won , Jieun Lee , Jiyong Oh

The Kalman filter is a fundamental tool for state estimation in dynamical systems. While originally developed for linear Gaussian settings, it has been extended to nonlinear problems through approaches such as the extended and unscented…

最优化与控制 · 数学 2025-09-10 Yuan Wu , Sicheng He

Estimating relative camera poses between images has been a central problem in computer vision. Methods that find correspondences and solve for the fundamental matrix offer high precision in most cases. Conversely, methods predicting pose…

计算机视觉与模式识别 · 计算机科学 2024-03-06 Chris Rockwell , Nilesh Kulkarni , Linyi Jin , Jeong Joon Park , Justin Johnson , David F. Fouhey

Vision based localization is a popular approach to carry out manoeuvres particularly in GPS-restricted indoor environments, because vision can complement other activities performed by the robot. The objective is to estimate the current…

系统与控制 · 电气工程与系统科学 2019-12-09 Prashant V. Patil , Pranav Thakkar , Leena Vachhani

Augmented Reality has been subject to various integration efforts within industries due to its ability to enhance human machine interaction and understanding. Neural networks have achieved remarkable results in areas of computer vision,…

计算机视觉与模式识别 · 计算机科学 2020-01-17 Linh Kästner , Daniel Dimitrov , Jens Lambrecht

We present a new dataset for 6-DoF pose estimation of known objects, with a focus on robotic manipulation research. We propose a set of toy grocery objects, whose physical instantiations are readily available for purchase and are…

机器人学 · 计算机科学 2022-12-19 Stephen Tyree , Jonathan Tremblay , Thang To , Jia Cheng , Terry Mosier , Jeffrey Smith , Stan Birchfield

Pose estimation-guided unseen object 6-DoF robotic manipulation is a key task in robotics. However, the scalability of current pose estimation methods to unseen objects remains a fundamental challenge, as they generally rely on CAD models…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Jian Liu , Wei Sun , Kai Zeng , Jin Zheng , Hui Yang , Hossein Rahmani , Ajmal Mian , Lin Wang

Accurate 6-DoF pose estimation of objects is critical for robots to perform precise manipulation tasks. However, for dynamic object pose estimation, conventional camera-based approaches face several major challenges, such as motion blur,…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Zhe Wang , Qijin Song , Zihao Li , Jingyu Xiao , Weibang Bai

This paper considers the use of two position receivers and an inertial measurement unit (IMU) to estimate the position, velocity, and attitude of a rigid body, collectively called extended pose. The measurement model consisting of the…

机器人学 · 计算机科学 2021-05-03 Natalia Pavlasek , Alex Walsh , James Richard Forbes

Autonomous surface vessels (ASVs) are increasingly vital for marine science, offering robust platforms for underwater mapping and inspection. Accurate state estimation, particularly of vehicle pose, is paramount for precise seafloor…

机器人学 · 计算机科学 2025-06-13 Derek Benham , Easton Potokar , Joshua G. Mangelson

With the recent advance of deep learning based object recognition and estimation, it is possible to consider object level SLAM where the pose of each object is estimated in the SLAM process. In this paper, based on a novel Lie group…

机器人学 · 计算机科学 2021-09-14 Yang Song , Zhuqing Zhang , Jun Wu , Yue Wang , Liang Zhao , Shoudong Huang

This paper illustrates the way for estimating position and orientation of a vehicle with an Extended Kalman Filter (EKF). For this purpose a non-linear model is designed and an adaptive calculation of measurement noise covariance matrix is…

系统与控制 · 电气工程与系统科学 2021-08-26 Reiner Marchthaler

Accurate estimation of the dynamic states of a synchronous machine (e.g., rotor s angle and speed) is essential in monitoring and controlling transient stability of a power system. It is well known that the covariance matrixes of process…

系统与控制 · 计算机科学 2017-02-06 Shahrokh Akhlaghi , Ning Zhou , Zhenyu Huang

We present a parallelized optimization method based on fast Neural Radiance Fields (NeRF) for estimating 6-DoF pose of a camera with respect to an object or scene. Given a single observed RGB image of the target, we can predict the…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Yunzhi Lin , Thomas Müller , Jonathan Tremblay , Bowen Wen , Stephen Tyree , Alex Evans , Patricio A. Vela , Stan Birchfield

The Kalman filter (KF) and its variants are among the most celebrated algorithms in signal processing. These methods are used for state estimation of dynamic systems by relying on mathematical representations in the form of simple…

Inferring the 6DoF pose of an object from a single RGB image is an important but challenging task, especially under heavy occlusion. While recent approaches improve upon the two stage approaches by training an end-to-end pipeline, they do…

计算机视觉与模式识别 · 计算机科学 2020-11-24 Anshul Gupta , Joydeep Medhi , Aratrik Chattopadhyay , Vikram Gupta

6-DoF pose estimation is an essential component of robotic manipulation pipelines. However, it usually suffers from a lack of generalization to new instances and object types. Most widely used methods learn to infer the object pose in a…

计算机视觉与模式识别 · 计算机科学 2023-05-30 Vaibhav Saxena , Kamal Rahimi Malekshan , Linh Tran , Yotto Koga

The ensemble Kalman filter (EnKF) is an efficient algorithm for many data assimilation problems. In certain circumstances, however, divergence of the EnKF might be spotted. In previous studies, the authors proposed an…

大气与海洋物理 · 物理学 2014-08-19 Xiaodong Luo , Ibrahim Hoteit

6DOF camera relocalization is an important component of autonomous driving and navigation. Deep learning has recently emerged as a promising technique to tackle this problem. In this paper, we present a novel relative geometry-aware Siamese…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Qing Li , Jiasong Zhu , Rui Cao , Ke Sun , Jonathan M. Garibaldi , Qingquan Li , Bozhi Liu , Guoping Qiu