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Object-level mapping builds a 3D map of objects in a scene with detailed shapes and poses from multi-view sensor observations. Conventional methods struggle to build complete shapes and estimate accurate poses due to partial occlusions and…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Ziwei Liao , Binbin Xu , Steven L. Waslander

Single-view 3D shape retrieval is a challenging task that is increasingly important with the growth of available 3D data. Prior work that has studied this task has not focused on evaluating how realistic occlusions impact performance, and…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Qirui Wu , Daniel Ritchie , Manolis Savva , Angel X. Chang

In this work, we address the challenging task of 3D object recognition without the reliance on real-world 3D labeled data. Our goal is to predict the 3D shape, size, and 6D pose of objects within a single RGB-D image, operating at the…

计算机视觉与模式识别 · 计算机科学 2023-10-20 Mayank Lunayach , Sergey Zakharov , Dian Chen , Rares Ambrus , Zsolt Kira , Muhammad Zubair Irshad

Input aggregation is a simple technique used by state-of-the-art LiDAR 3D object detectors to improve detection. However, increasing aggregation is known to have diminishing returns and even performance degradation, due to objects…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Chengjie Huang , Vahdat Abdelzad , Sean Sedwards , Krzysztof Czarnecki

Much of the focus in the object detection literature has been on the problem of identifying the bounding box of a particular class of object in an image. Yet, in contexts such as robotics and augmented reality, it is often necessary to find…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Jean-Philippe Mercier , Mathieu Garon , Philippe Giguère , Jean-François Lalonde

As capturing devices become common, 3D scans of interior spaces are acquired on a daily basis. Through scene comparison over time, information about objects in the scene and their changes is inferred. This information is important for…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Aikaterini Adam , Konstantinos Karantzalos , Lazaros Grammatikopoulos , Torsten Sattler

Video object segmentation is a fundamental step in many advanced vision applications. Most existing algorithms are based on handcrafted features such as HOG, super-pixel segmentation or texture-based techniques, while recently deep features…

计算机视觉与模式识别 · 计算机科学 2018-11-06 Maryam Sultana , Arif Mahmood , Sajid Javed , Soon Ki Jung

This paper addresses the problem of RGBD object recognition in real-world applications, where large amounts of annotated training data are typically unavailable. To overcome this problem, we propose a novel, weakly-supervised learning…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Li Sun , Cheng Zhao , Rustam Stolkin

With the rapid advancement of hardware and software technologies, research in autonomous driving has seen significant growth. The prevailing framework for multi-sensor autonomous driving encompasses sensor installation, perception, path…

机器人学 · 计算机科学 2024-03-07 Chuanyu Luo , Nuo Cheng , Ren Zhong , Haipeng Jiang , Wenyu Chen , Aoli Wang , Pu Li

The deep generative adversarial networks (GAN) recently have been shown to be promising for different computer vision applications, like image edit- ing, synthesizing high resolution images, generating videos, etc. These networks and the…

计算机视觉与模式识别 · 计算机科学 2018-04-18 Ali Diba , Vivek Sharma , Rainer Stiefelhagen , Luc Van Gool

Monocular 3D object detection is an essential task in autonomous driving. However, most current methods consider each 3D object in the scene as an independent training sample, while ignoring their inherent geometric relations, thus…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Jiaqi Gu , Bojian Wu , Lubin Fan , Jianqiang Huang , Shen Cao , Zhiyu Xiang , Xian-Sheng Hua

Recent studies have shown remarkable advances in 3D human pose estimation from monocular images, with the help of large-scale in-door 3D datasets and sophisticated network architectures. However, the generalizability to different…

计算机视觉与模式识别 · 计算机科学 2019-03-28 Xipeng Chen , Kwan-Yee Lin , Wentao Liu , Chen Qian , Xiaogang Wang , Liang Lin

Localizing objects and estimating their extent in 3D is an important step towards high-level 3D scene understanding, which has many applications in Augmented Reality and Robotics. We present ODAM, a system for 3D Object Detection,…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Kejie Li , Daniel DeTone , Steven Chen , Minh Vo , Ian Reid , Hamid Rezatofighi , Chris Sweeney , Julian Straub , Richard Newcombe

The ability to interpret and comprehend a 3D scene is essential for many vision and robotics systems. In numerous applications, this involves 3D object detection, i.e.~identifying the location and dimensions of objects belonging to a…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Olivier Moliner , Viktor Larsson , Kalle Åström

Existing deep learning-based approaches for monocular 3D object detection in autonomous driving often model the object as a rotated 3D cuboid while the object's geometric shape has been ignored. In this work, we propose an approach for…

计算机视觉与模式识别 · 计算机科学 2021-08-26 Zongdai Liu , Dingfu Zhou , Feixiang Lu , Jin Fang , Liangjun Zhang

The inherent ambiguity in ground-truth annotations of 3D bounding boxes, caused by occlusions, signal missing, or manual annotation errors, can confuse deep 3D object detectors during training, thus deteriorating detection accuracy.…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Yifan Zhang , Qijian Zhang , Zhiyu Zhu , Junhui Hou , Yixuan Yuan

Recent advancements in 3D object detection and novel category detection have made significant progress, yet research on learning generalized 3D objectness remains insufficient. In this paper, we delve into learning open-world 3D objectness,…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Taichi Liu , Zhenyu Wang , Ruofeng Liu , Guang Wang , Desheng Zhang

3D object detection from a single image is an important task in Autonomous Driving (AD), where various approaches have been proposed. However, the task is intrinsically ambiguous and challenging as single image depth estimation is already…

计算机视觉与模式识别 · 计算机科学 2021-03-08 Dingfu Zhou , Xibin Song , Yuchao Dai , Junbo Yin , Feixiang Lu , Jin Fang , Miao Liao , Liangjun Zhang

Recent research has shown that controllable image generation based on pre-trained GANs can benefit a wide range of computer vision tasks. However, less attention has been devoted to 3D vision tasks. In light of this, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Feng Liu , Xiaoming Liu

Self-supervised detection and segmentation of foreground objects aims for accuracy without annotated training data. However, existing approaches predominantly rely on restrictive assumptions on appearance and motion. For scenes with dynamic…

计算机视觉与模式识别 · 计算机科学 2021-08-20 Isinsu Katircioglu , Helge Rhodin , Jörg Spörri , Mathieu Salzmann , Pascal Fua