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相关论文: PIXOR: Real-time 3D Object Detection from Point Cl…

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In this paper, we propose an algorithm to generate a static point cloud map based on LiDAR point cloud data. Our proposed pipeline detects dynamic objects using 3D object detectors and projects points of dynamic objects onto the ground.…

机器人学 · 计算机科学 2024-07-02 Soojin Woo , Donghwi Jung , Seong-Woo Kim

Accurate and fast 3D object detection from point clouds is a key task in autonomous driving. Existing one-stage 3D object detection methods can achieve real-time performance, however, they are dominated by anchor-based detectors which are…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Guojun Wang , Jian Wu , Bin Tian , Siyu Teng , Long Chen , Dongpu Cao

In this work, we study 3D object detection from RGB-D data in both indoor and outdoor scenes. While previous methods focus on images or 3D voxels, often obscuring natural 3D patterns and invariances of 3D data, we directly operate on raw…

计算机视觉与模式识别 · 计算机科学 2018-04-16 Charles R. Qi , Wei Liu , Chenxia Wu , Hao Su , Leonidas J. Guibas

We study the problem of efficient object detection of 3D LiDAR point clouds. To reduce the memory and computational cost, existing point-based pipelines usually adopt task-agnostic random sampling or farthest point sampling to progressively…

计算机视觉与模式识别 · 计算机科学 2022-03-22 Yifan Zhang , Qingyong Hu , Guoquan Xu , Yanxin Ma , Jianwei Wan , Yulan Guo

The worldwide commercialization of fifth generation (5G) wireless networks and the exciting possibilities offered by connected and autonomous vehicles (CAVs) are pushing toward the deployment of heterogeneous sensors for tracking dynamic…

图像与视频处理 · 电气工程与系统科学 2022-02-03 Francesco Nardo , Davide Peressoni , Paolo Testolina , Marco Giordani , Andrea Zanella

We present a simple and effective framework, named Point2Seq, for 3D object detection from point clouds. In contrast to previous methods that normally {predict attributes of 3D objects all at once}, we expressively model the…

计算机视觉与模式识别 · 计算机科学 2022-03-28 Yujing Xue , Jiageng Mao , Minzhe Niu , Hang Xu , Michael Bi Mi , Wei Zhang , Xiaogang Wang , Xinchao Wang

While 2D object detection has improved significantly over the past, real world applications of computer vision often require an understanding of the 3D layout of a scene. Many recent approaches to 3D detection use LiDAR point clouds for…

计算机视觉与模式识别 · 计算机科学 2020-11-20 Jihao Andreas Lin , Jakob Brünker , Daniel Fährmann

Recent years have witnessed huge successes in 3D object detection to recognize common objects for autonomous driving (e.g., vehicles and pedestrians). However, most methods rely heavily on a large amount of well-labeled training data. This…

计算机视觉与模式识别 · 计算机科学 2023-02-09 Jiawei Liu , Xingping Dong , Sanyuan Zhao , Jianbing Shen

3D LiDAR scanners are playing an increasingly important role in autonomous driving as they can generate depth information of the environment. However, creating large 3D LiDAR point cloud datasets with point-level labels requires a…

计算机视觉与模式识别 · 计算机科学 2018-04-03 Xiangyu Yue , Bichen Wu , Sanjit A. Seshia , Kurt Keutzer , Alberto L. Sangiovanni-Vincentelli

The human brain can effortlessly recognize and localize objects, whereas current 3D object detection methods based on LiDAR point clouds still report inferior performance for detecting occluded and distant objects: the point cloud…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Liang Du , Xiaoqing Ye , Xiao Tan , Edward Johns , Bo Chen , Errui Ding , Xiangyang Xue , Jianfeng Feng

Occluded and long-range objects are ubiquitous and challenging for 3D object detection. Point cloud sequence data provide unique opportunities to improve such cases, as an occluded or distant object can be observed from different viewpoints…

计算机视觉与模式识别 · 计算机科学 2023-06-07 Yingwei Li , Charles R. Qi , Yin Zhou , Chenxi Liu , Dragomir Anguelov

In this paper, we propose PointRCNN for 3D object detection from raw point cloud. The whole framework is composed of two stages: stage-1 for the bottom-up 3D proposal generation and stage-2 for refining proposals in the canonical…

计算机视觉与模式识别 · 计算机科学 2019-05-17 Shaoshuai Shi , Xiaogang Wang , Hongsheng Li

Many recent works on 3D object detection have focused on designing neural network architectures that can consume point cloud data. While these approaches demonstrate encouraging performance, they are typically based on a single modality and…

计算机视觉与模式识别 · 计算机科学 2019-04-04 Vishwanath A. Sindagi , Yin Zhou , Oncel Tuzel

3D object detection using point cloud (PC) data is essential for perception pipelines of autonomous driving, where efficient encoding is key to meeting stringent resource and latency requirements. PointPillars, a widely adopted bird's-eye…

硬件体系结构 · 计算机科学 2024-01-17 Minjae Lee , Seongmin Park , Hyungmin Kim , Minyong Yoon , Janghwan Lee , Jun Won Choi , Nam Sung Kim , Mingu Kang , Jungwook Choi

Existing point-cloud based 3D object detectors use convolution-like operators to process information in a local neighbourhood with fixed-weight kernels and aggregate global context hierarchically. However, non-local neural networks and…

计算机视觉与模式识别 · 计算机科学 2021-08-23 Prarthana Bhattacharyya , Chengjie Huang , Krzysztof Czarnecki

The ability to reliably perceive the environmental states, particularly the existence of objects and their motion behavior, is crucial for autonomous driving. In this work, we propose an efficient deep model, called MotionNet, to jointly…

计算机视觉与模式识别 · 计算机科学 2020-03-17 Pengxiang Wu , Siheng Chen , Dimitris Metaxas

We present a review of 3D point cloud processing and learning for autonomous driving. As one of the most important sensors in autonomous vehicles, light detection and ranging (LiDAR) sensors collect 3D point clouds that precisely record the…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Siheng Chen , Baoan Liu , Chen Feng , Carlos Vallespi-Gonzalez , Carl Wellington

The Bird's-Eye-View (BEV) representation is a critical factor that directly impacts the 3D object detection performance, but the traditional BEV grid representation induces quadratic computational cost as the spatial resolution grows. To…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Zhili Chen , Shuangjie Xu , Maosheng Ye , Zian Qian , Xiaoyi Zou , Dit-Yan Yeung , Qifeng Chen

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

Accurate, fast, and reliable 3D perception is essential for autonomous driving. Recently, bird's-eye view (BEV)-based perception approaches have emerged as superior alternatives to perspective-based solutions, offering enhanced spatial…

计算机视觉与模式识别 · 计算机科学 2026-04-10 Ozsel Kilinc , Cem Tarhan