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In this paper we tackle the problem of estimating the 3D pose of object instances, using convolutional neural networks. State of the art methods usually solve the challenging problem of regression in angle space indirectly, focusing on…

计算机视觉与模式识别 · 计算机科学 2016-07-11 Andreas Doumanoglou , Vassileios Balntas , Rigas Kouskouridas , Tae-Kyun Kim

For applications in navigation and robotics, estimating the 3D pose of objects is as important as detection. Many approaches to pose estimation rely on detecting or tracking parts or keypoints [11, 21]. In this paper we build on a recent…

计算机视觉与模式识别 · 计算机科学 2016-09-20 Patrick Poirson , Phil Ammirato , Cheng-Yang Fu , Wei Liu , Jana Kosecka , Alexander C. Berg

The problem of identifying the 3D pose of a known object from a given 2D image has important applications in Computer Vision ranging from robotic vision to image analysis. Our proposed method of registering a 3D model of a known object on a…

计算机视觉与模式识别 · 计算机科学 2012-02-10 Srimal Jayawardena , Marcus Hutter , Nathan Brewer

Detecting 3D lanes from the camera is a rising problem for autonomous vehicles. In this task, the correct camera pose is the key to generating accurate lanes, which can transform an image from perspective-view to the top-view. With this…

计算机视觉与模式识别 · 计算机科学 2022-01-03 Ruijin Liu , Dapeng Chen , Tie Liu , Zhiliang Xiong , Zejian Yuan

Intersecting manifold segmentation has been a focus of research, where individual manifolds, that intersect with other manifolds, are separated to discover their distinct properties. The proposed method is based on the intuition that when a…

机器学习 · 计算机科学 2024-10-03 Subhadip Boral , Rikathi Pal , Ashish Ghosh

Fully-supervised category-level pose estimation aims to determine the 6-DoF poses of unseen instances from known categories, requiring expensive mannual labeling costs. Recently, various self-supervised category-level pose estimation…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Jingtao Sun , Yaonan Wang , Mingtao Feng , Chao Ding , Mike Zheng Shou , Ajmal Saeed Mian

We consider discretized two-dimensional PDE-constrained shape optimization problems, in which shapes are represented by triangular meshes. Given the connectivity, the space of admissible vertex positions was recently identified to be a…

最优化与控制 · 数学 2023-08-17 Roland Herzog , Estefanía Loayza-Romero

The article proposes a new method for finding the triangle-triangle intersection in 3D space, based on the use of computer graphics algorithms -- cutting off segments on the plane when moving and rotating the beginning of the coordinate…

图形学 · 计算机科学 2022-10-28 Irina Bolodurina , Georgii Nigmatulin , Denis Parfenov

Recently, regression-based methods have dominated the field of 3D human pose and shape estimation. Despite their promising results, a common issue is the misalignment between predictions and image observations, often caused by minor joint…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Tom Wehrbein , Bodo Rosenhahn , Iain Matthews , Carsten Stoll

Even the best current algorithms for estimating body 3D shape and pose yield results that include body self-intersections. In this paper, we present CLOAF, which exploits the diffeomorphic nature of Ordinary Differential Equations to…

计算机视觉与模式识别 · 计算机科学 2024-03-15 Andrey Davydov , Martin Engilberge , Mathieu Salzmann , Pascal Fua

In this paper, we aim to recover the 3D human pose from 2D body joints of a single image. The major challenge in this task is the depth ambiguity since different 3D poses may produce similar 2D poses. Although many recent advances in this…

计算机视觉与模式识别 · 计算机科学 2019-06-03 Mengxi Jiang , Zhuliang Yu , Cuihua Li , Yunqi Lei

This paper considers the task of articulated human pose estimation of multiple people in real world images. We propose an approach that jointly solves the tasks of detection and pose estimation: it infers the number of persons in a scene,…

计算机视觉与模式识别 · 计算机科学 2016-04-27 Leonid Pishchulin , Eldar Insafutdinov , Siyu Tang , Bjoern Andres , Mykhaylo Andriluka , Peter Gehler , Bernt Schiele

For minimizing a strongly convex objective function subject to linear inequality constraints, we consider a penalty approach that allows one to utilize stochastic methods for problems with a large number of constraints and/or objective…

最优化与控制 · 数学 2022-02-16 Meng Li , Paul Grigas , Alper Atamturk

In this work, we propose a method for object recognition and pose estimation from depth images using convolutional neural networks. Previous methods addressing this problem rely on manifold learning to learn low dimensional viewpoint…

计算机视觉与模式识别 · 计算机科学 2019-04-19 Mai Bui , Sergey Zakharov , Shadi Albarqouni , Slobodan Ilic , Nassir Navab

In this paper, we propose a novel approach to enhance the 3D body pose estimation of a person computed from videos captured from a single wearable camera. The key idea is to leverage high-level features linking first- and third-views in a…

计算机视觉与模式识别 · 计算机科学 2022-06-16 Ameya Dhamanaskar , Mariella Dimiccoli , Enric Corona , Albert Pumarola , Francesc Moreno-Noguer

3-D pose estimation of instruments is a crucial step towards automatic scene understanding in robotic minimally invasive surgery. Although robotic systems can potentially directly provide joint values, this information is not commonly…

机器人学 · 计算机科学 2021-03-02 Luca Sestini , Benoit Rosa , Elena De Momi , Giancarlo Ferrigno , Nicolas Padoy

We present a novel methodology to detect imperfect bilateral symmetry in CT of human anatomy. In this paper, the structurally symmetric nature of the pelvic bone is explored and is used to provide interventional image augmentation for…

计算机视觉与模式识别 · 计算机科学 2020-09-29 Javad Fotouhi , Giacomo Taylor , Mathias Unberath , Alex Johnson , Sing Chun Lee , Greg Osgood , Mehran Armand , Nassir Navab

Many real-world applications require the estimation of human body joints for higher-level tasks as, for example, human behaviour understanding. In recent years, depth sensors have become a popular approach to obtain three-dimensional…

计算机视觉与模式识别 · 计算机科学 2018-07-17 Manuel J. Marin-Jimenez , Francisco J. Romero-Ramirez , Rafael Muñoz-Salinas , Rafael Medina-Carnicer

Textured meshes significantly enhance the realism and detail of objects by mapping intricate texture details onto the geometric structure of 3D models. This advancement is valuable across various applications, including entertainment,…

图形学 · 计算机科学 2024-12-12 Kaiwei Zhang , Dandan Zhu , Xiongkuo Min , Guangtao Zhai

Human pose estimation is a critical task in computer vision and sports biomechanics, with applications spanning sports science, rehabilitation, and biomechanical research. While significant progress has been made in monocular 3D pose…

计算机视觉与模式识别 · 计算机科学 2025-07-14 Calvin Yeung , Tomohiro Suzuki , Ryota Tanaka , Zhuoer Yin , Keisuke Fujii