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Most geometric approaches to monocular Visual Odometry (VO) provide robust pose estimates, but sparse or semi-dense depth estimates. Off late, deep methods have shown good performance in generating dense depths and VO from monocular images…

机器人学 · 计算机科学 2018-12-21 Vignesh Prasad , Brojeshwar Bhowmick

The estimation of the relative pose of two camera views is a fundamental problem in computer vision. Kneip et al. proposed to solve this problem by introducing the normal epipolar constraint (NEC). However, their approach does not take into…

计算机视觉与模式识别 · 计算机科学 2022-04-06 Dominik Muhle , Lukas Koestler , Nikolaus Demmel , Florian Bernard , Daniel Cremers

Accurate pose estimation is fundamental for unmanned aerial vehicle (UAV) applications, where Visual-Inertial SLAM (VI-SLAM) provides a cost-effective solution for localization and mapping. However, existing VI-SLAM methods mainly rely on…

机器人学 · 计算机科学 2026-04-02 Yiyang Wu , Xiaohu Zhang , Yanjin Du , Tongsu Zhang , Chujun Li , Siyang Chen , Guoyi Zhang , Xiangpeng Xu

Visual place recognition techniques based on deep learning, which have imposed themselves as the state-of-the-art in recent years, do not generalize well to environments visually different from the training set. Thus, to achieve top…

计算机视觉与模式识别 · 计算机科学 2023-03-15 Pierre-Yves Lajoie , Giovanni Beltrame

Visual localization aims to determine the camera pose of a query image relative to a database of posed images. In recent years, deep neural networks that directly regress camera poses have gained popularity due to their fast inference…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Siyan Dong , Shuzhe Wang , Shaohui Liu , Lulu Cai , Qingnan Fan , Juho Kannala , Yanchao Yang

We address the problem of camera pose estimation in visual localization. Current regression-based methods for pose estimation are trained and evaluated scene-wise. They depend on the coordinate frame of the training dataset and show a low…

计算机视觉与模式识别 · 计算机科学 2020-11-24 Boris Chidlovskii , Assem Sadek

We propose an accurate and interpretable fine-grained cross-view localization method that estimates the 3 Degrees of Freedom (DoF) pose of a ground-level image by matching its local features with a reference aerial image. Unlike prior…

计算机视觉与模式识别 · 计算机科学 2026-02-27 Zimin Xia , Chenghao Xu , Alexandre Alahi

In recent decades, visual simultaneous localization and mapping (vSLAM) has gained significant interest in both academia and industry. It estimates camera motion and reconstructs the environment concurrently using visual sensors on a moving…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Kunping Huang , Sen Zhang , Jing Zhang , Dacheng Tao

The assumption of a static environment is common in many geometric computer vision tasks like SLAM but limits their applicability in highly dynamic scenes. Since these tasks rely on identifying point correspondences between input images…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Theresa Huber , Simon Schaefer , Stefan Leutenegger

Pose-graph SLAM is the de facto standard framework for constructing large-scale maps from multi-session experiences of relative observations and motions during visual robot navigation. It has received increasing attention in the context of…

机器人学 · 计算机科学 2022-03-08 Kazushi Aiba , Kanji Tanaka , Ryogo Yamamoto

A survey is presented focused on using pose estimation techniques in Emotional recognition using various technologies normal cameras, and depth cameras for real-time, and the potential use of VR and inputs including images, videos, and…

计算机视觉与模式识别 · 计算机科学 2024-11-20 Leina Elansary , Zaki Taha , Walaa Gad

Robots are increasingly envisioned to interact in real-world scenarios, where they must continuously adapt to new situations. To detect and grasp novel objects, zero-shot pose estimators determine poses without prior knowledge. Recently,…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Tessa Pulli , Stefan Thalhammer , Simon Schwaiger , Markus Vincze

Correspondence search is an essential step in rigid point cloud registration algorithms. Most methods maintain a single correspondence at each step and gradually remove wrong correspondances. However, building one-to-one correspondence with…

计算机视觉与模式识别 · 计算机科学 2022-09-30 Jun-Jee Chao , Selim Engin , Nicolai Häni , Volkan Isler

We propose a new approach for combining deep-learned non-metric monocular depth with affine correspondences (ACs) to estimate the relative pose of two calibrated cameras from a single correspondence. Considering the depth information and…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Ivan Eichhardt , Daniel Barath

We consider the problem of relative pose regression in visual relocalization. Recently, several promising approaches have emerged in this area. We claim that even though they demonstrate on the same datasets using the same split to train…

计算机视觉与模式识别 · 计算机科学 2020-09-25 Amir Shalev , Omer Achrack , Brian Fulkerson , Ben-Zion Bobrovsky

Modern deep learning techniques that regress the relative camera pose between two images have difficulty dealing with challenging scenarios, such as large camera motions resulting in occlusions and significant changes in perspective that…

计算机视觉与模式识别 · 计算机科学 2024-12-06 Kefan Chen , Noah Snavely , Ameesh Makadia

Visual localization is the problem of estimating a camera within a scene and a key component in computer vision applications such as self-driving cars and Mixed Reality. State-of-the-art approaches for accurate visual localization use…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Qunjie Zhou , Torsten Sattler , Marc Pollefeys , Laura Leal-Taixe

Mapping and self-localization in unknown environments are fundamental capabilities in many robotic applications. These tasks typically involve the identification of objects as unique features or landmarks, which requires the objects both to…

计算机视觉与模式识别 · 计算机科学 2017-04-21 Beipeng Mu , Shih-Yuan Liu , Liam Paull , John Leonard , Jonathan How

In object-based Simultaneous Localization and Mapping (SLAM), 6D object poses offer a compact representation of landmark geometry useful for downstream planning and manipulation tasks. However, measurement ambiguity then arises as objects…

机器人学 · 计算机科学 2021-08-04 Jiahui Fu , Qiangqiang Huang , Kevin Doherty , Yue Wang , John J. Leonard

Local feature matching is challenging due to textureless and repetitive patterns. Existing methods focus on using appearance features and global interaction and matching, while the importance of geometry priors in local feature matching has…

计算机视觉与模式识别 · 计算机科学 2023-04-14 Jiahao Chang , Jiahuan Yu , Tianzhu Zhang