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Determining accurate bird's eye view (BEV) positions of objects and tracks in a scene is vital for various perception tasks including object interactions mapping, scenario extraction etc., however, the level of supervision required to…

计算机视觉与模式识别 · 计算机科学 2022-12-08 Paridhi Singh , Gaurav Singh , Arun Kumar

We propose to jointly learn multi-view geometry and warping between views of the same object instances for robust cross-view object detection. What makes multi-view object instance detection difficult are strong changes in viewpoint,…

机器学习 · 计算机科学 2019-07-26 Ahmed Samy Nassar , Sebastien Lefevre , Jan D. Wegner

Monocular 3D object detection is well-known to be a challenging vision task due to the loss of depth information; attempts to recover depth using separate image-only approaches lead to unstable and noisy depth estimates, harming 3D…

计算机视觉与模式识别 · 计算机科学 2019-05-15 Ivan Barabanau , Alexey Artemov , Evgeny Burnaev , Vyacheslav Murashkin

Growing customer demand for smart solutions in robotics and augmented reality has attracted considerable attention to 3D object detection from point clouds. Yet, existing indoor datasets taken individually are too small and insufficiently…

计算机视觉与模式识别 · 计算机科学 2024-09-09 Maksim Kolodiazhnyi , Anna Vorontsova , Matvey Skripkin , Danila Rukhovich , Anton Konushin

Understanding 3D scenes from multi-view inputs has been proven to alleviate the view discrepancy issue in 3D visual grounding. However, existing methods normally neglect the view cues embedded in the text modality and fail to weigh the…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Zoey Guo , Yiwen Tang , Ray Zhang , Dong Wang , Zhigang Wang , Bin Zhao , Xuelong Li

Human decision-making often relies on visual information from multiple perspectives or views. In contrast, machine learning-based object recognition utilizes information from a single image of the object. However, the information conveyed…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Mona Alzahrani , Muhammad Usman , Salma Kammoun , Saeed Anwar , Tarek Helmy

This paper presents ViewFormer, a simple yet effective model for multi-view 3d shape recognition and retrieval. We systematically investigate the existing methods for aggregating multi-view information and propose a novel ``view set"…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Hongyu Sun , Yongcai Wang , Peng Wang , Xudong Cai , Deying Li

In this paper, we address the 3D object detection task by capturing multi-level contextual information with the self-attention mechanism and multi-scale feature fusion. Most existing 3D object detection methods recognize objects…

计算机视觉与模式识别 · 计算机科学 2020-04-14 Qian Xie , Yu-Kun Lai , Jing Wu , Zhoutao Wang , Yiming Zhang , Kai Xu , Jun Wang

We introduce a scalable approach for object pose estimation trained on simulated RGB views of multiple 3D models together. We learn an encoding of object views that does not only describe an implicit orientation of all objects seen during…

计算机视觉与模式识别 · 计算机科学 2020-04-06 Martin Sundermeyer , Maximilian Durner , En Yen Puang , Zoltan-Csaba Marton , Narunas Vaskevicius , Kai O. Arras , Rudolph Triebel

3D environment recognition is essential for autonomous driving systems, as autonomous vehicles require a comprehensive understanding of surrounding scenes. Recently, the predominant approach to define this real-life problem is through 3D…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Huizhou Chen , Jiangyi Wang , Yuxin Li , Na Zhao , Jun Cheng , Xulei Yang

3D object detection is a significant task for autonomous driving. Recently with the progress of vision transformers, the 2D object detection problem is being treated with the set-to-set loss. Inspired by these approaches on 2D object…

计算机视觉与模式识别 · 计算机科学 2022-10-28 Gopi Krishna Erabati , Helder Araujo

Current geometry-based monocular 3D object detection models can efficiently detect objects by leveraging perspective geometry, but their performance is limited due to the absence of accurate depth information. Though this issue can be…

计算机视觉与模式识别 · 计算机科学 2021-07-29 Chenhang He , Jianqiang Huang , Xian-Sheng Hua , Lei Zhang

This review provides a systematic analysis of comprehensive survey of 3D object detection with vision-language models(VLMs) , a rapidly advancing area at the intersection of 3D vision and multimodal AI. By examining over 100 research…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Ranjan Sapkota , Konstantinos I Roumeliotis , Rahul Harsha Cheppally , Marco Flores Calero , Manoj Karkee

Popular representation learning methods encourage feature invariance under transformations applied at the input. However, in 3D perception tasks like object localization and segmentation, outputs are naturally equivariant to some…

计算机视觉与模式识别 · 计算机科学 2024-04-19 Deepti Hegde , Suhas Lohit , Kuan-Chuan Peng , Michael J. Jones , Vishal M. Patel

3D visual grounding is the task of localizing the object in a 3D scene which is referred by a description in natural language. With a wide range of applications ranging from autonomous indoor robotics to AR/VR, the task has recently risen…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Ozan Unal , Christos Sakaridis , Suman Saha , Luc Van Gool

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

Monocular 3D object detection poses a significant challenge in 3D scene understanding due to its inherently ill-posed nature in monocular depth estimation. Existing methods heavily rely on supervised learning using abundant 3D labels,…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Zihua Liu , Hiroki Sakuma , Masatoshi Okutomi

3D visual grounding aims to localize the unique target described by natural languages in 3D scenes. The significant gap between 3D and language modalities makes it a notable challenge to distinguish multiple similar objects through the…

计算机视觉与模式识别 · 计算机科学 2025-08-18 Feng Xiao , Hongbin Xu , Guocan Zhao , Wenxiong Kang

3D visual grounding (3DVG) is a critical task in scene understanding that aims to identify objects in 3D scenes based on text descriptions. However, existing methods rely on separately pre-trained vision and text encoders, resulting in a…

计算机视觉与模式识别 · 计算机科学 2025-06-18 Yinuo Zheng , Lipeng Gu , Honghua Chen , Liangliang Nan , Mingqiang Wei

To act in the world, a model must name what it sees and know where it is in 3D. Today's vision-language models (VLMs) excel at open-ended 2D description and grounding, yet multi-object 3D detection remains largely missing from the VLM…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Yunze Man , Shihao Wang , Guowen Zhang , Johan Bjorck , Zhiqi Li , Liang-Yan Gui , Jim Fan , Jan Kautz , Yu-Xiong Wang , Zhiding Yu