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Related papers: EPro-PnP: Generalized End-to-End Probabilistic Per…

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The Perspective-n-Point (PnP) problem has been widely studied in both computer vision and photogrammetry societies. With the development of feature extraction techniques, a large number of feature points might be available in a single shot.…

Computer Vision and Pattern Recognition · Computer Science 2024-11-07 Guangyang Zeng , Shiyu Chen , Biqiang Mu , Guodong Shi , Junfeng Wu

In this work, we introduce a novel method for calculating the 6DoF pose of an object using a single RGB-D image. Unlike existing methods that either directly predict objects' poses or rely on sparse keypoints for pose recovery, our approach…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Zong-Wei Hong , Yen-Yang Hung , Chu-Song Chen

Deep networks excel in learning patterns from large amounts of data. On the other hand, many geometric vision tasks are specified as optimization problems. To seamlessly combine deep learning and geometric vision, it is vital to perform…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Bo Chen , Alvaro Parra , Jiewei Cao , Nan Li , Tat-Jun Chin

We present a new convex method to estimate 3D pose from mixed combinations of 2D-3D point and line correspondences, the Perspective-n-Points-and-Lines problem (PnPL). We merge the contributions of each point and line into a unified…

Computer Vision and Pattern Recognition · Computer Science 2019-08-12 Sérgio Agostinho , João Gomes , Alessio Del Bue

State-of-the-art object pose estimation handles multiple instances in a test image by using multi-model formulations: detection as a first stage and then separately trained networks per object for 2D-3D geometric correspondence prediction…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Stefan Thalhammer , Timothy Patten , Markus Vincze

In this work, we present a novel data-driven method for robust 6DoF object pose estimation from a single RGBD image. Unlike previous methods that directly regressing pose parameters, we tackle this challenging task with a keypoint-based…

Computer Vision and Pattern Recognition · Computer Science 2020-03-25 Yisheng He , Wei Sun , Haibin Huang , Jianran Liu , Haoqiang Fan , Jian Sun

Visual localization is the task of estimating a 6-DoF camera pose of a query image within a provided 3D reference map. Thanks to recent advances in various 3D sensors, 3D point clouds are becoming a more accurate and affordable option for…

Computer Vision and Pattern Recognition · Computer Science 2023-09-15 Minjung Kim , Junseo Koo , Gunhee Kim

Estimating the 6-DoF pose of a rigid object from a single RGB image is a crucial yet challenging task. Recent studies have shown the great potential of dense correspondence-based solutions, yet improvements are still needed to reach…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Ruyi Lian , Haibin Ling

In this paper, a statistically optimal solution to the Perspective-n-Point (PnP) problem is presented. Many solutions to the PnP problem are geometrically optimal, but do not consider the uncertainties of the observations. In addition, it…

Computer Vision and Pattern Recognition · Computer Science 2016-07-28 Steffen Urban , Jens Leitloff , Stefan Hinz

Detecting objects and their 6D poses from only RGB images is an important task for many robotic applications. While deep learning methods have made significant progress in visual object detection and segmentation, the object pose estimation…

Computer Vision and Pattern Recognition · Computer Science 2018-03-01 Thanh-Toan Do , Ming Cai , Trung Pham , Ian Reid

Pose estimation of 3D objects in monocular images is a fundamental and long-standing problem in computer vision. Existing deep learning approaches for 6D pose estimation typically rely on the assumption of availability of 3D object models…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Fu Li , Hao Yu , Ivan Shugurov , Benjamin Busam , Shaowu Yang , Slobodan Ilic

We present GNC-Pose, a fully learning-free monocular 6D object pose estimation pipeline for textured objects that combines rendering-based initialization, geometry-aware correspondence weighting, and robust GNC optimization. Starting from…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Xiujin Liu

We propose Co-op, a novel method for accurately and robustly estimating the 6DoF pose of objects unseen during training from a single RGB image. Our method requires only the CAD model of the target object and can precisely estimate its pose…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Sungphill Moon , Hyeontae Son , Dongcheol Hur , Sangwook Kim

We propose FoundPose, a model-based method for 6D pose estimation of unseen objects from a single RGB image. The method can quickly onboard new objects using their 3D models without requiring any object- or task-specific training. In…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Evin Pınar Örnek , Yann Labbé , Bugra Tekin , Lingni Ma , Cem Keskin , Christian Forster , Tomas Hodan

Estimating the 6D pose of objects using only RGB images remains challenging because of problems such as occlusion and symmetries. It is also difficult to construct 3D models with precise texture without expert knowledge or specialized…

Computer Vision and Pattern Recognition · Computer Science 2020-03-24 Kiru Park , Timothy Patten , Markus Vincze

High-level robotic manipulation tasks demand flexible 6-DoF grasp estimation to serve as a basic function. Previous approaches either directly generate grasps from point-cloud data, suffering from challenges with small objects and sensor…

Robotics · Computer Science 2025-08-01 Bingran Chen , Baorun Li , Jian Yang , Yong Liu , Guangyao Zhai

6-DoF object pose estimation from a monocular image is challenging, and a post-refinement procedure is generally needed for high-precision estimation. In this paper, we propose a framework based on a recurrent neural network (RNN) for…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Yan Xu , Kwan-Yee Lin , Guofeng Zhang , Xiaogang Wang , Hongsheng Li

The Perspective-n-Point (PnP) problem has been widely studied in the literature and applied in various vision-based pose estimation scenarios. However, existing methods ignore the anisotropy uncertainty of observations, as demonstrated in…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Tian Zhan , Chunfeng Xu , Cheng Zhang , Ke Zhu

We present an approach for recognizing all objects in a scene and estimating their full pose from an accurate 3D instance-aware semantic reconstruction using an RGB-D camera. Our framework couples convolutional neural networks (CNNs) and a…

Robotics · Computer Science 2019-10-01 Dinh-Cuong Hoang , Todor Stoyanov , Achim J. Lilienthal

Recovering structure and motion parameters given a image pair or a sequence of images is a well studied problem in computer vision. This is often achieved by employing Structure from Motion (SfM) or Simultaneous Localization and Mapping…

Computer Vision and Pattern Recognition · Computer Science 2018-11-07 Thanuja Dharmasiri , Andrew Spek , Tom Drummond