中文
相关论文

相关论文: Point Virtual Transformer

200 篇论文

Integrating LiDAR and camera information in the bird's eye view (BEV) representation has demonstrated its effectiveness in 3D object detection. However, because of the fundamental disparity in geometric accuracy between these sensors,…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Guowen Zhang , Chenhang He , Liyi Chen , Lei Zhang

3D vision with real-time LiDAR-based point cloud data became a vital part of autonomous system research, especially perception and prediction modules use for object classification, segmentation, and detection. Despite their success, point…

计算机视觉与模式识别 · 计算机科学 2023-01-31 Arup Kumar Sarker , Farzana Yasmin Ahmad , Matthew B. Dwyer

Reliable and accurate 3D object detection is a necessity for safe autonomous driving. Although LiDAR sensors can provide accurate 3D point cloud estimates of the environment, they are also prohibitively expensive for many settings.…

计算机视觉与模式识别 · 计算机科学 2020-05-15 Rui Qian , Divyansh Garg , Yan Wang , Yurong You , Serge Belongie , Bharath Hariharan , Mark Campbell , Kilian Q. Weinberger , Wei-Lun Chao

A crucial task in scene understanding is 3D object detection, which aims to detect and localize the 3D bounding boxes of objects belonging to specific classes. Existing 3D object detectors heavily rely on annotated 3D bounding boxes during…

计算机视觉与模式识别 · 计算机科学 2020-07-29 Zengyi Qin , Jinglu Wang , Yan Lu

Autonomous vehicles may make wrong decisions due to inaccurate detection and recognition. Therefore, an intelligent vehicle can combine its own data with that of other vehicles to enhance perceptive ability, and thus improve detection…

计算机视觉与模式识别 · 计算机科学 2019-05-15 Qi Chen , Sihai Tang , Qing Yang , Song Fu

3D object detection is a critical task in autonomous driving. Recently multi-modal fusion-based 3D object detection methods, which combine the complementary advantages of LiDAR and camera, have shown great performance improvements over…

计算机视觉与模式识别 · 计算机科学 2022-11-16 Hao Liu , Zhuoran Xu , Dan Wang , Baofeng Zhang , Guan Wang , Bo Dong , Xin Wen , Xinyu Xu

We propose a new method for fusing a LIDAR point cloud and camera-captured images in the deep convolutional neural network (CNN). The proposed method constructs a new layer called non-homogeneous pooling layer to transform features between…

计算机视觉与模式识别 · 计算机科学 2018-02-15 Zining Wang , Wei Zhan , Masayoshi Tomizuka

In autonomous driving, LiDAR point-clouds and RGB images are two major data modalities with complementary cues for 3D object detection. However, it is quite difficult to sufficiently use them, due to large inter-modal discrepancies. To…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Yanan Zhang , Jiaxin Chen , Di Huang

Fusing data from cameras and LiDAR sensors is an essential technique to achieve robust 3D object detection. One key challenge in camera-LiDAR fusion involves mitigating the large domain gap between the two sensors in terms of coordinates…

计算机视觉与模式识别 · 计算机科学 2023-02-17 Yecheol Kim , Konyul Park , Minwook Kim , Dongsuk Kum , Jun Won Choi

With the rise of robotics, LiDAR-based 3D object detection has garnered significant attention in both academia and industry. However, existing datasets and methods predominantly focus on vehicle-mounted platforms, leaving other autonomous…

计算机视觉与模式识别 · 计算机科学 2025-12-08 Ao Liang , Lingdong Kong , Dongyue Lu , Youquan Liu , Jian Fang , Huaici Zhao , Wei Tsang Ooi

Object detection is a significant field in autonomous driving. Popular sensors for this task include cameras and LiDAR sensors. LiDAR sensors offer several advantages, such as insensitivity to light changes, like in a dark setting and the…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Itay Krispin-Avraham , Roy Orfaig , Ben-Zion Bobrovsky

The purpose of this work is to review the state-of-the-art LiDAR-based 3D object detection methods, datasets, and challenges. We describe novel data augmentation methods, sampling strategies, activation functions, attention mechanisms, and…

计算机视觉与模式识别 · 计算机科学 2022-04-04 Walter Zimmer , Emec Ercelik , Xingcheng Zhou , Xavier Jair Diaz Ortiz , Alois Knoll

In the context of Intelligent Transportation Systems (ITS), efficient data compression is crucial for managing large-scale point cloud data acquired by roadside LiDAR sensors. The demand for efficient storage, streaming, and real-time…

图像与视频处理 · 电气工程与系统科学 2024-10-30 Walter Zimmer , Ramandika Pranamulia , Xingcheng Zhou , Mingyu Liu , Alois C. Knoll

Monocular 3D scene understanding tasks, such as object size estimation, heading angle estimation and 3D localization, is challenging. Successful modern day methods for 3D scene understanding require the use of a 3D sensor. On the other…

计算机视觉与模式识别 · 计算机科学 2019-09-04 Xinshuo Weng , Kris Kitani

This paper presents a LiDAR-based object detection system with real-time voice specifications, integrating KITTI's 3D point clouds and RGB images through a multi-modal PointNet framework. It achieves 87.0% validation accuracy on a…

计算机视觉与模式识别 · 计算机科学 2025-04-07 Anurag Kulkarni

3D object detection using LiDAR data is an indispensable component for autonomous driving systems. Yet, only a few LiDAR-based 3D object detection methods leverage segmentation information to further guide the detection process. In this…

计算机视觉与模式识别 · 计算机科学 2022-03-07 Hamidreza Fazlali , Yixuan Xu , Yuan Ren , Bingbing Liu

3D object detection is a core component of automated driving systems. State-of-the-art methods fuse RGB imagery and LiDAR point cloud data frame-by-frame for 3D bounding box regression. However, frame-by-frame 3D object detection suffers…

计算机视觉与模式识别 · 计算机科学 2021-05-24 Emeç Erçelik , Ekim Yurtsever , Alois Knoll

Center-aligned regression remains dominant in LiDAR-based 3D object detection, yet it suffers from fundamental instability: object centers often fall in sparse or empty regions of the bird's-eye-view (BEV) due to the front-surface-biased…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Qinghao Meng , Junbo Yin , Jianbing Shen , Yunde Jia

LiDAR-based 3D detection in point cloud is essential in the perception system of autonomous driving. In this paper, we present LiDAR R-CNN, a second stage detector that can generally improve any existing 3D detector. To fulfill the…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Zhichao Li , Feng Wang , Naiyan Wang

Casting semantic segmentation of outdoor LiDAR point clouds as a 2D problem, e.g., via range projection, is an effective and popular approach. These projection-based methods usually benefit from fast computations and, when combined with…

计算机视觉与模式识别 · 计算机科学 2023-04-26 Angelika Ando , Spyros Gidaris , Andrei Bursuc , Gilles Puy , Alexandre Boulch , Renaud Marlet