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This paper introduces a novel multi-view 6 DoF object pose refinement approach focusing on improving methods trained on synthetic data. It is based on the DPOD detector, which produces dense 2D-3D correspondences between the model vertices…

计算机视觉与模式识别 · 计算机科学 2022-07-07 Ivan Shugurov , Ivan Pavlov , Sergey Zakharov , Slobodan Ilic

Global visual localization estimates the absolute pose of a camera using a single image, in a previously mapped area. Obtaining the pose from a single image enables many robotics and augmented/virtual reality applications. Inspired by…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Mohammad Altillawi , Shile Li , Sai Manoj Prakhya , Ziyuan Liu , Joan Serrat

Most recent 6D pose estimation frameworks first rely on a deep network to establish correspondences between 3D object keypoints and 2D image locations and then use a variant of a RANSAC-based Perspective-n-Point (PnP) algorithm. This…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Yinlin Hu , Pascal Fua , Wei Wang , Mathieu Salzmann

Estimating the pose of a pallet and other logistics objects is crucial for various use cases, such as automatized material handling or tracking. Innovations in computer vision, computing power, and machine learning open up new opportunities…

计算机视觉与模式识别 · 计算机科学 2022-10-13 Markus Knitt , Jakob Schyga , Asan Adamanov , Johannes Hinckeldeyn , Jochen Kreutzfeldt

Single-view RGB model-based object pose estimation methods achieve strong generalization but are fundamentally limited by depth ambiguity, clutter, and occlusions. Multi-view pose estimation methods have the potential to solve these issues,…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Anna Šárová Mikeštíková , Médéric Fourmy , Martin Cífka , Josef Sivic , Vladimir Petrik

Reconstruction of 3D neural fields from posed images has emerged as a promising method for self-supervised representation learning. The key challenge preventing the deployment of these 3D scene learners on large-scale video data is their…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Cameron Smith , Yilun Du , Ayush Tewari , Vincent Sitzmann

In this paper, we propose a self-supervised learningmethod for multi-object pose estimation. 3D object under-standing from 2D image is a challenging task that infers ad-ditional dimension from reduced-dimensional information.In particular,…

计算机视觉与模式识别 · 计算机科学 2021-04-16 Hyeonwoo Yu , Jean Oh

In this paper, we present a simple but powerful method to tackle the problem of estimating the 6D pose of objects from a single RGB image. Our system trains a novel convolutional neural network to regress the unit quaternion, which…

计算机视觉与模式识别 · 计算机科学 2019-01-29 Jin Liu , Sheng He

Detecting objects and estimating their 6D poses is essential for automated systems to interact safely with the environment. Most 6D pose estimators, however, rely on a single camera frame and suffer from occlusions and ambiguities due to…

计算机视觉与模式识别 · 计算机科学 2023-07-04 Fabian Duffhauss , Sebastian Koch , Hanna Ziesche , Ngo Anh Vien , Gerhard Neumann

Capturing and labeling camera images in the real world is an expensive task, whereas synthesizing labeled images in a simulation environment is easy for collecting large-scale image data. However, learning from only synthetic images may not…

计算机视觉与模式识别 · 计算机科学 2018-07-06 Tadanobu Inoue , Subhajit Chaudhury , Giovanni De Magistris , Sakyasingha Dasgupta

Collecting and annotating real-world data for the development of object detection models is a time-consuming and expensive process. In the military domain in particular, data collection can also be dangerous or infeasible. Training models…

In this paper, we propose an iterative self-training framework for sim-to-real 6D object pose estimation to facilitate cost-effective robotic grasping. Given a bin-picking scenario, we establish a photo-realistic simulator to synthesize…

机器人学 · 计算机科学 2022-07-22 Kai Chen , Rui Cao , Stephen James , Yichuan Li , Yun-Hui Liu , Pieter Abbeel , Qi Dou

Existing Object Pose Estimation (OPE) methods for stacked scenarios are not robust to changes in object scale. This paper proposes a new 6DoF OPE network (NormNet) for different scale objects in stacked scenarios. Specifically, each…

计算机视觉与模式识别 · 计算机科学 2023-11-17 En-Te Lin , Wei-Jie Lv , Ding-Tao Huang , Long Zeng

Current state-of-the-art methods cast monocular 3D human pose estimation as a learning problem by training neural networks on large data sets of images and corresponding skeleton poses. In contrast, we propose an approach that can exploit…

计算机视觉与模式识别 · 计算机科学 2020-10-14 Simon Jenni , Paolo Favaro

Estimation of human shape and pose from a single image is a challenging task. It is an even more difficult problem to map the identified human shape onto a 3D human model. Existing methods map manually labelled human pixels in real 2D…

计算机视觉与模式识别 · 计算机科学 2022-03-25 Mithun Lal , Anthony Paproki , Nariman Habili , Lars Petersson , Olivier Salvado , Clinton Fookes

In this paper, we introduce a rotational primitive prediction based 6D object pose estimation using a single image as an input. We solve for the 6D object pose of a known object relative to the camera using a single image with occlusion.…

计算机视觉与模式识别 · 计算机科学 2020-07-06 Myung-Hwan Jeon , Ayoung Kim

Estimation of optical aberrations from volumetric intensity images is a key step in sensorless adaptive optics for 3D microscopy. Recent approaches based on deep learning promise accurate results at fast processing speeds. However,…

图像与视频处理 · 电气工程与系统科学 2020-10-28 Debayan Saha , Uwe Schmidt , Qinrong Zhang , Aurelien Barbotin , Qi Hu , Na Ji , Martin J. Booth , Martin Weigert , Eugene W. Myers

Estimating the 6D pose and 3D size of an object from an image is a fundamental task in computer vision. Most current approaches are restricted to specific instances with known models or require ground truth depth information or point cloud…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Adam Bethell , Ravi Garg , Ian Reid

Monocular 3D human pose and shape estimation is challenging due to the many degrees of freedom of the human body and thedifficulty to acquire training data for large-scale supervised learning in complex visual scenes. In this paper we…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Andrei Zanfir , Eduard Gabriel Bazavan , Hongyi Xu , Bill Freeman , Rahul Sukthankar , Cristian Sminchisescu

Differentiable rendering aims to compute the derivative of the image rendering function with respect to the rendering parameters. This paper presents a novel algorithm for 6-DoF pose estimation through gradient-based optimization using a…

计算机视觉与模式识别 · 计算机科学 2022-12-27 Ramchander Rao Bhaskara , Roshan Thomas Eapen , Manoranjan Majji