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We propose a single-shot method for simultaneous 3D object segmentation and 6-DOF pose estimation in pure 3D point clouds scenes based on a consensus that \emph{one point only belongs to one object}, i.e., each point has the potential power…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Hongsen Liu

3D object detection and pose estimation from a single image are two inherently ambiguous problems. Oftentimes, objects appear similar from different viewpoints due to shape symmetries, occlusion and repetitive textures. This ambiguity in…

计算机视觉与模式识别 · 计算机科学 2019-08-21 Fabian Manhardt , Diego Martin Arroyo , Christian Rupprecht , Benjamin Busam , Tolga Birdal , Nassir Navab , Federico Tombari

3D hand-object pose estimation is an important issue to understand the interaction between human and environment. Current hand-object pose estimation methods require detailed 3D labels, which are expensive and labor-intensive. To tackle the…

计算机视觉与模式识别 · 计算机科学 2021-07-19 Zida Cheng , Siheng Chen , Ya Zhang

We address the task of 6D pose estimation of known rigid objects from single input images in scenarios where the objects are partly occluded. Recent RGB-D-based methods are robust to moderate degrees of occlusion. For RGB inputs, no…

计算机视觉与模式识别 · 计算机科学 2018-06-19 Omid Hosseini Jafari , Siva Karthik Mustikovela , Karl Pertsch , Eric Brachmann , Carsten Rother

This survey paper specially analyzed computer vision-based object detection challenges and solutions by different techniques. We mainly highlighted object detection by three different trending strategies, i.e., 1) domain adaptive deep…

计算机视觉与模式识别 · 计算机科学 2021-07-19 Muhammed Muzammul , Xi Li

3D object detection plays an important role in a large number of real-world applications. It requires us to estimate the localizations and the orientations of 3D objects in real scenes. In this paper, we present a new network architecture…

计算机视觉与模式识别 · 计算机科学 2019-09-25 Xin Zhao , Zhe Liu , Ruolan Hu , Kaiqi Huang

Advances in deep learning recognition have led to accurate object detection with 2D images. However, these 2D perception methods are insufficient for complete 3D world information. Concurrently, advanced 3D shape estimation approaches focus…

计算机视觉与模式识别 · 计算机科学 2021-09-15 Taeyeop Lee , Byeong-Uk Lee , Myungchul Kim , In So Kweon

We present an automated and efficient approach for retrieving high-quality CAD models of objects and their poses in a scene captured by a moving RGB-D camera. We first investigate various objective functions to measure similarity between a…

计算机视觉与模式识别 · 计算机科学 2023-09-13 Stefan Ainetter , Sinisa Stekovic , Friedrich Fraundorfer , Vincent Lepetit

We address the task of 6D multi-object pose: given a set of known 3D objects and an RGB or RGB-D input image, we detect and estimate the 6D pose of each object. We propose a new approach to 6D object pose estimation which consists of an…

计算机视觉与模式识别 · 计算机科学 2022-04-28 Lahav Lipson , Zachary Teed , Ankit Goyal , Jia Deng

Hashing is an efficient method for nearest neighbor search in large-scale data space by embedding high-dimensional feature descriptors into a similarity preserving Hamming space with a low dimension. However, large-scale high-speed…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Chenggang Yan , Biao Gong , Yuxuan Wei , Yue Gao

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

Real-time object pose estimation is necessary for many robot manipulation algorithms. However, state-of-the-art methods for object pose estimation are trained for a specific set of objects; these methods thus need to be retrained to…

计算机视觉与模式识别 · 计算机科学 2022-04-28 Qiao Gu , Brian Okorn , David Held

Recent camera-based 3D object detection is limited by the precision of transforming from image to 3D feature spaces, as well as the accuracy of object localization within the 3D space. This paper aims to address such a fundamental problem…

计算机视觉与模式识别 · 计算机科学 2024-02-08 Chaoqun Wang , Yiran Qin , Zijian Kang , Ningning Ma , Ruimao Zhang

Many approaches have been proposed for human pose estimation in single and multi-view RGB images. However, some environments, such as the operating room, are still very challenging for state-of-the-art RGB methods. In this paper, we propose…

计算机视觉与模式识别 · 计算机科学 2017-01-26 Abdolrahim Kadkhodamohammadi , Afshin Gangi , Michel de Mathelin , Nicolas Padoy

In this paper, we propose a method for coarse camera pose computation which is robust to viewing conditions and does not require a detailed model of the scene. This method meets the growing need of easy deployment of robotics or augmented…

计算机视觉与模式识别 · 计算机科学 2021-05-26 Matthieu Zins , Gilles Simon , Marie-Odile Berger

This paper investigates, using prior shape models and the concept of ball scale (b-scale), ways of automatically recognizing objects in 3D images without performing elaborate searches or optimization. That is, the goal is to place the model…

计算机视觉与模式识别 · 计算机科学 2015-05-18 Ulas Bagci , Jayaram K. Udupa , Xinjian Chen

Most model-free visual object tracking methods formulate the tracking task as object location estimation given by a 2D segmentation or a bounding box in each video frame. We argue that this representation is limited and instead propose to…

计算机视觉与模式识别 · 计算机科学 2023-04-14 Denys Rozumnyi , Jiri Matas , Marc Pollefeys , Vittorio Ferrari , Martin R. Oswald

In this paper, we propose an advanced methodology for the detection of 3D objects and precise estimation of their spatial positions from a single image. Unlike conventional frameworks that rely solely on center-point and dimension…

计算机视觉与模式识别 · 计算机科学 2024-01-04 Dhyey Manish Rajani , Surya Pratap Singh , Rahul Kashyap Swayampakula

A key technical challenge in performing 6D object pose estimation from RGB-D image is to fully leverage the two complementary data sources. Prior works either extract information from the RGB image and depth separately or use costly…

计算机视觉与模式识别 · 计算机科学 2019-01-16 Chen Wang , Danfei Xu , Yuke Zhu , Roberto Martín-Martín , Cewu Lu , Li Fei-Fei , Silvio Savarese

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…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Kiru Park , Timothy Patten , Markus Vincze