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This paper proposes a novel approach for Simultaneous Localization and Mapping by fusing natural and artificial landmarks. Most of the SLAM approaches use natural landmarks (such as keypoints). However, they are unstable over time,…

计算机视觉与模式识别 · 计算机科学 2019-02-12 Rafael Munoz-Salinas , Rafael Medina-Carnicer

Category-level pose estimation is a challenging task with many potential applications in computer vision and robotics. Recently, deep-learning-based approaches have made great progress, but are typically hindered by the need for large…

计算机视觉与模式识别 · 计算机科学 2023-11-27 Pengyuan Wang , Takuya Ikeda , Robert Lee , Koichi Nishiwaki

Feature Descriptors and Detectors are two main components of feature-based point cloud registration. However, little attention has been drawn to the explicit representation of local and global semantics in the learning of descriptors and…

计算机视觉与模式识别 · 计算机科学 2023-05-08 Canhui Tang , Yiheng Li , Shaoyi Du , Guofa Wang , Zhiqiang Tian

Highly automated driving functions currently often rely on a-priori knowledge from maps for planning and prediction in complex scenarios like cities. This makes map-relative localization an essential skill. In this paper, we address the…

机器人学 · 计算机科学 2021-04-30 Stefan Jürgens , Niklas Koch , Marc-Michael Meinecke

Predicting a potential collision with leading vehicles is an essential functionality of any autonomous/assisted driving system. One bottleneck of existing vision-based solutions is that their updating rate is limited to the frame rate of…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Jinghang Li , Bangyan Liao , Xiuyuan LU , Peidong Liu , Shaojie Shen , Yi Zhou

In this work, we tackle the task of estimating the 6D pose of an object from point cloud data. While recent learning-based approaches to addressing this task have shown great success on synthetic datasets, we have observed them to fail in…

计算机视觉与模式识别 · 计算机科学 2022-08-24 Zheng Dang , Lizhou Wang , Yu Guo , Mathieu Salzmann

Place recognition is a challenging problem in mobile robotics, especially in unstructured environments or under viewpoint and illumination changes. Most LiDAR-based methods rely on geometrical features to overcome such challenges, as…

机器人学 · 计算机科学 2018-12-03 Jiadong Guo , Paulo V. K. Borges , Chanoh Park , Abel Gawel

This paper presents a Visual Inertial Odometry Landmark-based Simultaneous Localisation and Mapping algorithm based on a distributed block coordinate nonlinear Moving Horizon Estimation scheme. The main advantage of the proposed method is…

机器人学 · 计算机科学 2023-04-05 Emilien Flayac , Iman Shames

This paper develops a Bayesian optimal experimental design for robot kinematic calibration on ${\mathbb{S}^3 \!\times\! \mathbb{R}^3}$. Our method builds upon a Gaussian process approach that incorporates a geometry-aware kernel based on…

机器人学 · 计算机科学 2025-03-06 Ersin Das , Thomas Touma , Joel W. Burdick

We address the problem of cross-domain image registration, where paired images exhibit coupled geometric misalignment and domain-specific appearance shift. We formalize this as a factorization problem: decomposing each image into a…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Yiwen Wang , Jiahao Qin

As an essential procedure in earth observation system, change detection (CD) aims to reveal the spatial-temporal evolution of the observation regions. A key prerequisite for existing change detection algorithms is aligned geo-references…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Yitao Zhao , Sen Lei , Nanqing Liu , Heng-Chao Li , Turgay Celik , Qing Zhu

Pose estimation and map building are central ingredients of autonomous robots and typically rely on the registration of sensor data. In this paper, we investigate a new metric for registering images that builds upon on the idea of the…

计算机视觉与模式识别 · 计算机科学 2020-04-09 Jan Quenzel , Radu Alexandru Rosu , Thomas Läbe , Cyrill Stachniss , Sven Behnke

Snapshot matrices of hyperbolic equations have a slow singular value decay, resulting in inefficient reduced-order models. We develop on the idea of inducing a faster singular value decay by computing snapshots on a transformed spatial…

数值分析 · 数学 2020-09-18 Neeraj Sarna , Jan Giesselmann , Peter Benner

Facial landmark localization is a fundamental module for pose-invariant face recognition. The most common approach for facial landmark detection is cascaded regression, which is composed of two steps: feature extraction and facial shape…

计算机视觉与模式识别 · 计算机科学 2018-04-04 Yuhang Wu , Shishir K. Shah , Ioannis A. Kakadiaris

This paper puts forth a novel bi-linear modeling framework for data recovery via manifold-learning and sparse-approximation arguments and considers its application to dynamic magnetic-resonance imaging (dMRI). Each temporal-domain MR image…

图像与视频处理 · 电气工程与系统科学 2020-02-28 Gaurav N. Shetty , Konstantinos Slavakis , Abhishek Bose , Ukash Nakarmi , Gesualdo Scutari , Leslie Ying

Surface registration is a technique that is used in various areas such as object recognition and 3D model reconstruction. Problem of surface registration can be analyzed as an optimization problem of seeking a rigid motion between two…

计算机视觉与模式识别 · 计算机科学 2013-10-02 Vedran Hrgetić , Tomislav Pribanić

Estimating camera motion from monocular video is a fundamental problem in computer vision, central to tasks such as SLAM, visual odometry, and structure-from-motion. Existing methods that recover the camera's heading under known rotation,…

计算机视觉与模式识别 · 计算机科学 2026-02-27 David Dirnfeld , Fabien Delattre , Pedro Miraldo , Erik Learned-Miller

Diffeomorphic deformable image registration is one of the crucial tasks in medical image analysis, which aims to find a unique transformation while preserving the topology and invertibility of the transformation. Deep convolutional neural…

图像与视频处理 · 电气工程与系统科学 2022-02-09 Ameneh Sheikhjafari , Michelle Noga , Kumaradevan Punithakumar , Nilanjan Ray

Image registration is a fundamental task in medical image analysis. Recently, deep learning based image registration methods have been extensively investigated due to their excellent performance despite the ultra-fast computational time.…

计算机视觉与模式识别 · 计算机科学 2020-08-14 Boah Kim , Dong Hwan Kim , Seong Ho Park , Jieun Kim , June-Goo Lee , Jong Chul Ye

Real-time localization of prostate gland in trans-rectal ultrasound images is a key technology that is required to automate the ultrasound guided prostate biopsy procedures. In this paper, we propose a new deep learning based approach which…

计算机视觉与模式识别 · 计算机科学 2018-05-29 Ahmet Tuysuzoglu , Jeremy Tan , Kareem Eissa , Atilla P. Kiraly , Mamadou Diallo , Ali Kamen
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