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Localizing objects in 3D space and understanding their associated 3D properties is challenging given only monocular RGB images. The situation is compounded by the loss of depth information during perspective projection. We present Center3D,…

计算机视觉与模式识别 · 计算机科学 2020-05-28 Yunlei Tang , Sebastian Dorn , Chiragkumar Savani

Detecting objects in 3D space using multiple cameras, known as Multi-Camera 3D Object Detection (MC3D-Det), has gained prominence with the advent of bird's-eye view (BEV) approaches. However, these methods often struggle when faced with…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Hao Lu , Yunpeng Zhang , Qing Lian , Dalong Du , Yingcong Chen

Anchor-free object detectors are highly efficient in performing point-based prediction without the need for extra post-processing of anchors. However, different from the 2D grids, the 3D points used in these detectors are often far from the…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Yingping Liang , Ying Fu

In this paper, we focus on the challenging task of monocular 3D lane detection. Previous methods typically adopt inverse perspective mapping (IPM) to transform the Front-Viewed (FV) images or features into the Bird-Eye-Viewed (BEV) space…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Shaofei Huang , Zhenwei Shen , Zehao Huang , Yue Liao , Jizhong Han , Naiyan Wang , Si Liu

Multi-view 3D object detection (MV3D-Det) in Bird-Eye-View (BEV) has drawn extensive attention due to its low cost and high efficiency. Although new algorithms for camera-only 3D object detection have been continuously proposed, most of…

计算机视觉与模式识别 · 计算机科学 2023-03-06 Shuo Wang , Xinhai Zhao , Hai-Ming Xu , Zehui Chen , Dameng Yu , Jiahao Chang , Zhen Yang , Feng Zhao

3D lane detection which plays a crucial role in vehicle routing, has recently been a rapidly developing topic in autonomous driving. Previous works struggle with practicality due to their complicated spatial transformations and inflexible…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Ruihao Wang , Jian Qin , Kaiying Li , Yaochen Li , Dong Cao , Jintao Xu

Currently, existing state-of-the-art 3D object detectors are in two-stage paradigm. These methods typically comprise two steps: 1) Utilize a region proposal network to propose a handful of high-quality proposals in a bottom-up fashion. 2)…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Rui Qian , Xin Lai , Xirong Li

Image-only and pseudo-LiDAR representations are commonly used for monocular 3D object detection. However, methods based on them have shortcomings of either not well capturing the spatial relationships in neighbored image pixels or being…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Liang Peng , Fei Liu , Senbo Yan , Xiaofei He , Deng Cai

Today's state-of-the-art methods for 3D object detection are based on lidar, stereo, or monocular cameras. Lidar-based methods achieve the best accuracy, but have a large footprint, high cost, and mechanically-limited angular sampling…

计算机视觉与模式识别 · 计算机科学 2021-02-09 Frank Julca-Aguilar , Jason Taylor , Mario Bijelic , Fahim Mannan , Ethan Tseng , Felix Heide

Accurate 3D object detection with LiDAR is critical for autonomous driving. Existing research is all based on the flat-world assumption. However, the actual road can be complex with steep sections, which breaks the premise. Current methods…

计算机视觉与模式识别 · 计算机科学 2022-07-20 Junyuan Ouyang , Haoyao Chen

Monocular 3D lane detection is a challenging task due to its lack of depth information. A popular solution is to first transform the front-viewed (FV) images or features into the bird-eye-view (BEV) space with inverse perspective mapping…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Shaofei Huang , Zhenwei Shen , Zehao Huang , Zi-han Ding , Jiao Dai , Jizhong Han , Naiyan Wang , Si Liu

Image-based 3D object detection is an inevitable part of autonomous driving because cheap onboard cameras are already available in most modern cars. Because of the accurate depth information, currently, most state-of-the-art 3D object…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Hendrik Königshof , Kun Li , Christoph Stiller

Robust real-time detection and motion forecasting of traffic participants is necessary for autonomous vehicles to safely navigate urban environments. In this paper, we present RV-FuseNet, a novel end-to-end approach for joint detection and…

计算机视觉与模式识别 · 计算机科学 2021-03-24 Ankit Laddha , Shivam Gautam , Gregory P. Meyer , Carlos Vallespi-Gonzalez , Carl K. Wellington

Bird's-Eye View (BEV) features are popular intermediate scene representations shared by the 3D backbone and the detector head in LiDAR-based object detectors. However, little research has been done to investigate how to incorporate…

计算机视觉与模式识别 · 计算机科学 2023-04-05 Haitao Yang , Zaiwei Zhang , Xiangru Huang , Min Bai , Chen Song , Bo Sun , Li Erran Li , Qixing Huang

3D object detection is an essential task in autonomous driving. Recent techniques excel with highly accurate detection rates, provided the 3D input data is obtained from precise but expensive LiDAR technology. Approaches based on cheaper…

计算机视觉与模式识别 · 计算机科学 2020-02-25 Yan Wang , Wei-Lun Chao , Divyansh Garg , Bharath Hariharan , Mark Campbell , Kilian Q. Weinberger

As an emerging technology and a relatively affordable device, the 4D imaging radar has already been confirmed effective in performing 3D object detection in autonomous driving. Nevertheless, the sparsity and noisiness of 4D radar point…

计算机视觉与模式识别 · 计算机科学 2023-10-04 Weiyi Xiong , Jianan Liu , Tao Huang , Qing-Long Han , Yuxuan Xia , Bing Zhu

4D mmWave radar provides weather-robust, velocity-aware measurements and is more cost-effective than LiDAR. However, radar-only 3D detection still trails LiDAR-based systems because radar point clouds are sparse, irregular, and often…

机器人学 · 计算机科学 2026-02-17 Yichun Xiao , Runwei Guan , Fangqiang Ding

Pseudo-LiDAR 3D detectors have made remarkable progress in monocular 3D detection by enhancing the capability of perceiving depth with depth estimation networks, and using LiDAR-based 3D detection architectures. The advanced stereo 3D…

计算机视觉与模式识别 · 计算机科学 2022-03-07 Yi-Nan Chen , Hang Dai , Yong Ding

Open-vocabulary 3D object detection has recently attracted considerable attention due to its broad applications in autonomous driving and robotics, which aims to effectively recognize novel classes in previously unseen domains. However,…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Rui Huang , Henry Zheng , Yan Wang , Zhuofan Xia , Marco Pavone , Gao Huang

3D object detection from visual sensors is a cornerstone capability of robotic systems. State-of-the-art methods focus on reasoning and decoding object bounding boxes from multi-view camera input. In this work we gain intuition from the…

计算机视觉与模式识别 · 计算机科学 2023-04-10 Dian Chen , Jie Li , Vitor Guizilini , Rares Ambrus , Adrien Gaidon