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Recent progress in object pose prediction provides a promising path for robots to build object-level scene representations during navigation. However, as we deploy a robot in novel environments, the out-of-distribution data can degrade the…

机器人学 · 计算机科学 2022-08-17 Ziqi Lu , Yihao Zhang , Kevin Doherty , Odin Severinsen , Ethan Yang , John Leonard

Traditional approaches for Visual Simultaneous Localization and Mapping (VSLAM) rely on low-level vision information for state estimation, such as handcrafted local features or the image gradient. While significant progress has been made…

机器人学 · 计算机科学 2021-08-05 Huaiyang Huang , Haoyang Ye , Yuxiang Sun , Lujia Wang , Ming Liu

In this paper, we propose an optimization based SLAM approach to simultaneously optimize the robot trajectory and the occupancy map using 2D laser scans (and odometry) information. The key novelty is that the robot poses and the occupancy…

机器人学 · 计算机科学 2024-05-20 Liang Zhao , Yingyu Wang , Shoudong Huang

Inferring the posterior distribution in SLAM is critical for evaluating the uncertainty in localization and mapping, as well as supporting subsequent planning tasks aiming to reduce uncertainty for safe navigation. However, real-time full…

机器人学 · 计算机科学 2023-08-11 Qiangqiang Huang , John J. Leonard

SLAM (Simultaneous Localization and mapping) is one of the most challenging problems for mobile platforms and there is a huge amount of modern SLAM algorithms. The choice of the algorithm that might be used in every particular problem…

机器人学 · 计算机科学 2017-08-09 Anton Filatov , Artyom Filatov , Kirill Krinkin , Baian Chen , Diana Molodan

Complementing images with inertial measurements has become one of the most popular approaches to achieve highly accurate and robust real-time camera pose tracking. In this paper, we present a keyframe-based approach to visual-inertial…

计算机视觉与模式识别 · 计算机科学 2018-10-05 Anton Kasyanov , Francis Engelmann , Jörg Stückler , Bastian Leibe

Many optimization problems require balancing multiple conflicting objectives. As gradient descent is limited to single-objective optimization, we introduce its direct generalization: Jacobian descent (JD). This algorithm iteratively updates…

机器学习 · 计算机科学 2025-02-04 Pierre Quinton , Valérian Rey

We present a real-time semantic mapping approach for mobile vision systems with a 2D to 3D object detection pipeline and rapid data association for generated landmarks. Besides the semantic map enrichment the associated detections are…

机器人学 · 计算机科学 2022-03-25 Thorsten Hempel , Ayoub Al-Hamadi

The conventional methods for estimating camera poses and scene structures from severely blurry or low resolution images often result in failure. The off-the-shelf deblurring or super-resolution methods may show visually pleasing results.…

计算机视觉与模式识别 · 计算机科学 2017-09-19 Haesol Park , Kyoung Mu Lee

Simultaneous mapping and localization (SLAM) in an real indoor environment is still a challenging task. Traditional SLAM approaches rely heavily on low-level geometric constraints like corners or lines, which may lead to tracking failure in…

机器人学 · 计算机科学 2019-10-01 Xueyang Kang , Shunying Yuan

We present an inverse image-formation module that can enhance the robustness of existing visual SLAM pipelines for casually captured scenarios. Casual video captures often suffer from motion blur and varying appearances, which degrade the…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Gwangtak Bae , Changwoon Choi , Hyeongjun Heo , Sang Min Kim , Young Min Kim

This paper considers the collaborative graph exploration problem in GPS-denied environments, where a group of robots are required to cover a graph environment while maintaining reliable pose estimations in collaborative simultaneous…

机器人学 · 计算机科学 2024-07-02 Ruofei Bai , Shenghai Yuan , Hongliang Guo , Pengyu Yin , Wei-Yun Yau , Lihua Xie

Absolute camera pose estimation is usually addressed by sequentially solving two distinct subproblems: First a feature matching problem that seeks to establish putative 2D-3D correspondences, and then a Perspective-n-Point problem that…

计算机视觉与模式识别 · 计算机科学 2021-03-15 Hugo Germain , Vincent Lepetit , Guillaume Bourmaud

Monocular visual odometry (VO) and simultaneous localization and mapping (SLAM) have seen tremendous improvements in accuracy, robustness and efficiency, and have gained increasing popularity over recent years. Nevertheless, not so many…

计算机视觉与模式识别 · 计算机科学 2018-06-08 Nan Yang , Rui Wang , Xiang Gao , Daniel Cremers

In this paper, we present the RISE-SLAM algorithm for performing visual-inertial simultaneous localization and mapping (SLAM), while improving estimation consistency. Specifically, in order to achieve real-time operation, existing…

机器人学 · 计算机科学 2020-11-25 Tong Ke , Kejian J. Wu , Stergios I. Roumeliotis

Modern 3D laser-range scanners have a high data rate, making online simultaneous localization and mapping (SLAM) computationally challenging. Recursive state estimation techniques are efficient but commit to a state estimate immediately…

机器人学 · 计算机科学 2018-10-17 David Droeschel , Sven Behnke

Simultaneous localisation and mapping (SLAM) is the problem of autonomous robots to construct or update a map of an undetermined unstructured environment while simultaneously estimate the pose in it. The current trend towards self-driving…

机器人学 · 计算机科学 2023-02-14 B. Udugama

Pose estimation is a widely explored problem, enabling many robotic tasks such as grasping and manipulation. In this paper, we tackle the problem of pose estimation for objects that exhibit rotational symmetry, which are common in man-made…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Enric Corona , Kaustav Kundu , Sanja Fidler

Visual SLAM (Simultaneous Localization and Mapping) based on planar features has found widespread applications in fields such as environmental structure perception and augmented reality. However, current research faces challenges in…

机器人学 · 计算机科学 2024-02-15 Xinggang Hu , Yanmin Wu , Mingyuan Zhao , Linghao Yang , Xiangkui Zhang , Xiangyang Ji

Simultaneous Localization And Mapping (SLAM) is a fundamental problem in mobile robotics. While sparse point-based SLAM methods provide accurate camera localization, the generated maps lack semantic information. On the other hand, state of…

机器人学 · 计算机科学 2019-03-07 Mehdi Hosseinzadeh , Kejie Li , Yasir Latif , Ian Reid