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相关论文: From Points to Parts: 3D Object Detection from Poi…

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Object detection in point cloud data is one of the key components in computer vision systems, especially for autonomous driving applications. In this work, we present Voxel-FPN, a novel one-stage 3D object detector that utilizes raw data…

计算机视觉与模式识别 · 计算机科学 2019-07-17 Bei Wang , Jianping An , Jiayan Cao

We present a novel and high-performance 3D object detection framework, named PointVoxel-RCNN (PV-RCNN), for accurate 3D object detection from point clouds. Our proposed method deeply integrates both 3D voxel Convolutional Neural Network…

计算机视觉与模式识别 · 计算机科学 2021-04-12 Shaoshuai Shi , Chaoxu Guo , Li Jiang , Zhe Wang , Jianping Shi , Xiaogang Wang , Hongsheng Li

This paper aims at high-accuracy 3D object detection in autonomous driving scenario. We propose Multi-View 3D networks (MV3D), a sensory-fusion framework that takes both LIDAR point cloud and RGB images as input and predicts oriented 3D…

计算机视觉与模式识别 · 计算机科学 2017-06-23 Xiaozhi Chen , Huimin Ma , Ji Wan , Bo Li , Tian Xia

Light Detection And Ranging (LiDAR) has been widely used in autonomous vehicles for perception and localization. However, the cost of a high-resolution LiDAR is still prohibitively expensive, while its low-resolution counterpart is much…

计算机视觉与模式识别 · 计算机科学 2022-05-05 Lin Bai , Yiming Zhao , Xinming Huang

LiDAR point clouds can effectively depict the motion and posture of objects in three-dimensional space. Many studies accomplish the 3D object detection by voxelizing point clouds. However, in autonomous driving scenarios, the sparsity and…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Yongxin Shao , Aihong Tan , Binrui Wang , Tianhong Yan , Zhetao Sun , Yiyang Zhang , Jiaxin Liu

LiDAR-based 3D object detectors often struggle to detect far-field objects due to the sparsity of point clouds at long ranges, which limits the availability of reliable geometric cues. To address this, prior approaches augment LiDAR data…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Veerain Sood , Bnalin , Gaurav Pandey

Current neural networks-based object detection approaches processing LiDAR point clouds are generally trained from one kind of LiDAR sensors. However, their performances decrease when they are tested with data coming from a different LiDAR…

计算机视觉与模式识别 · 计算机科学 2020-12-11 Ruddy Théodose , Dieumet Denis , Thierry Chateau , Vincent Frémont , Paul Checchin

2D fully convolutional network has been recently successfully applied to object detection from images. In this paper, we extend the fully convolutional network based detection techniques to 3D and apply it to point cloud data. The proposed…

计算机视觉与模式识别 · 计算机科学 2017-01-17 Bo Li

Though 3D object detection from point clouds has achieved rapid progress in recent years, the lack of flexible and high-performance proposal refinement remains a great hurdle for existing state-of-the-art two-stage detectors. Previous works…

计算机视觉与模式识别 · 计算机科学 2021-09-16 Hualian Sheng , Sijia Cai , Yuan Liu , Bing Deng , Jianqiang Huang , Xian-Sheng Hua , Min-Jian Zhao

Object detection from 3D point clouds remains a challenging task, though recent studies pushed the envelope with the deep learning techniques. Owing to the severe spatial occlusion and inherent variance of point density with the distance to…

计算机视觉与模式识别 · 计算机科学 2020-06-09 Liang Du , Xiaoqing Ye , Xiao Tan , Jianfeng Feng , Zhenbo Xu , Errui Ding , Shilei Wen

Three dimensional (3D) object recognition is becoming a key desired capability for many computer vision systems such as autonomous vehicles, service robots and surveillance drones to operate more effectively in unstructured environments.…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Chenxi Xiao , Juan Wachs

Object detection in 3D point clouds is a crucial task in a range of computer vision applications including robotics, autonomous cars, and augmented reality. This work addresses the object detection task in 3D point clouds using a highly…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Sultan Abu Ghazal , Jean Lahoud , Rao Anwer

3D object detection with multi-sensors is essential for an accurate and reliable perception system of autonomous driving and robotics. Existing 3D detectors significantly improve the accuracy by adopting a two-stage paradigm which merely…

计算机视觉与模式识别 · 计算机科学 2022-09-23 Xinli Xu , Shaocong Dong , Lihe Ding , Jie Wang , Tingfa Xu , Jianan Li

In order to deal with the sparse and unstructured raw point clouds, LiDAR based 3D object detection research mostly focuses on designing dedicated local point aggregators for fine-grained geometrical modeling. In this paper, we revisit the…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Jinyu Li , Chenxu Luo , Xiaodong Yang

This paper presents a very simple but efficient algorithm for 3D line segment detection from large scale unorganized point cloud. Unlike traditional methods which usually extract 3D edge points first and then link them to fit for 3D line…

计算机视觉与模式识别 · 计算机科学 2019-01-10 Xiaohu Lu , Yahui Liu , Kai Li

3D object detection based on LiDAR-camera fusion is becoming an emerging research theme for autonomous driving. However, it has been surprisingly difficult to effectively fuse both modalities without information loss and interference. To…

计算机视觉与模式识别 · 计算机科学 2020-12-09 Guojun Wang , Bin Tian , Yachen Zhang , Long Chen , Dongpu Cao , Jian Wu

In this study, we present an analysis of model-based ensemble learning for 3D point-cloud object classification and detection. An ensemble of multiple model instances is known to outperform a single model instance, but there is little study…

计算机视觉与模式识别 · 计算机科学 2019-05-24 Daniel Koguciuk , Łukasz Chechliński , Tarek El-Gaaly

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

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

This paper focuses on the construction of stronger local features and the effective fusion of image and LiDAR data. We adopt different modalities of LiDAR data to generate richer features and present an adaptive and azimuth-aware network to…

计算机视觉与模式识别 · 计算机科学 2020-06-04 Yonglin Tian , Kunfeng Wang , Yuang Wang , Yulin Tian , Zilei Wang , Fei-Yue Wang