English
Related papers

Related papers: Leveraging PointNet and PointNet++ for Lyft Point …

200 papers

Compared to abstract features, significant objects, so-called landmarks, are a more natural means for vehicle localization and navigation, especially in challenging unstructured environments. The major challenge is to recognize landmarks in…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Benjamin Naujoks , Patrick Burger , Hans-Joachim Wuensche

Feature learning for 3D object detection from point clouds is very challenging due to the irregularity of 3D point cloud data. In this paper, we propose Pointformer, a Transformer backbone designed for 3D point clouds to learn features…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Xuran Pan , Zhuofan Xia , Shiji Song , Li Erran Li , Gao Huang

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…

Computer Vision and Pattern Recognition · Computer Science 2025-06-16 Hendrik Königshof , Kun Li , Christoph Stiller

We propose LU-Net -- for LiDAR U-Net, a new method for the semantic segmentation of a 3D LiDAR point cloud. Instead of applying some global 3D segmentation method such as PointNet, we propose an end-to-end architecture for LiDAR point cloud…

Computer Vision and Pattern Recognition · Computer Science 2019-09-02 Pierre Biasutti , Vincent Lepetit , Jean-François Aujol , Mathieu Brédif , Aurélie Bugeau

Real-time 3D object detection from point clouds is essential for dynamic scene understanding in applications such as augmented reality, robotics and navigation. We introduce a novel Spatial-prioritized and Rank-aware 3D object detection…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Chenyu Zhao , Xianwei Zheng , Zimin Xia , Linwei Yue , Nan Xue

In this paper, we present new feature encoding methods for Detection of 3D objects in point clouds. We used a graph neural network (GNN) for Detection of 3D objects namely cars, pedestrians, and cyclists. Feature encoding is one of the…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Md Afzal Ansari , Md Meraz , Pavan Chakraborty , Mohammed Javed

We introduce a new outdoor urban 3D pointcloud dataset, covering a total area of 2.7 $km^2$, sampled from three Swiss cities with different characteristics. The dataset is manually annotated for semantic segmentation with per-point labels,…

Computer Vision and Pattern Recognition · Computer Science 2020-12-25 Gülcan Can , Dario Mantegazza , Gabriele Abbate , Sébastien Chappuis , Alessandro Giusti

3D semantic scene labeling is a fundamental task for Autonomous Driving. Recent work shows the capability of Deep Neural Networks in labeling 3D point sets provided by sensors like LiDAR, and Radar. Imbalanced distribution of classes in the…

Computer Vision and Pattern Recognition · Computer Science 2019-06-27 Mohammed Abdou , Mahmoud Elkhateeb , Ibrahim Sobh , Ahmad Elsallab

Mobile robots need to create high-definition 3D maps of the environment for applications such as remote surveillance and infrastructure mapping. Accurate semantic processing of the acquired 3D point cloud is critical for allowing the robot…

Robotics · Computer Science 2019-02-20 Jingdao Chen , Yong K. Cho , Zsolt Kira

LiDAR-based place recognition is one of the key components of SLAM and global localization in autonomous vehicles and robotics applications. With the success of DL approaches in learning useful information from 3D LiDARs, place recognition…

Computer Vision and Pattern Recognition · Computer Science 2023-01-05 Tiago Barros , Luís Garrote , Ricardo Pereira , Cristiano Premebida , Urbano J. Nunes

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…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Yanan Zhang , Jiaxin Chen , Di Huang

3D object classification is a crucial problem due to its significant practical relevance in many fields, including computer vision, robotics, and autonomous driving. Although deep learning methods applied to point clouds sampled on CAD…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Anirban Ghosh , Ayan Dutta

Although LiDAR sensors are crucial for autonomous systems due to providing precise depth information, they struggle with capturing fine object details, especially at a distance, due to sparse and non-uniform data. Recent advances introduced…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Tiago Cortinhal , Idriss Gouigah , Eren Erdal Aksoy

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…

Computer Vision and Pattern Recognition · Computer Science 2025-04-07 Anurag Kulkarni

Autonomous vehicles (AVs) are expected to revolutionize transportation by improving efficiency and safety. Their success relies on 3D vision systems that effectively sense the environment and detect traffic agents. Among sensors AVs use to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Amirhesam Aghanouri , Cristina Olaverri-Monreal

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…

Computer Vision and Pattern Recognition · Computer Science 2022-11-16 Hao Liu , Zhuoran Xu , Dan Wang , Baofeng Zhang , Guan Wang , Bo Dong , Xin Wen , Xinyu Xu

LiDAR's dense, sharp point cloud (PC) representations of the surrounding environment enable accurate perception and significantly improve road safety by offering greater scene awareness and understanding. However, LiDAR's high cost…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 William Muckelroy , Mohammed Alsakabi , John Dolan , Ozan Tonguz

In this paper, we propose the 3DFeat-Net which learns both 3D feature detector and descriptor for point cloud matching using weak supervision. Unlike many existing works, we do not require manual annotation of matching point clusters.…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Zi Jian Yew , Gim Hee Lee

Visual localization plays an important role for intelligent robots and autonomous driving, especially when the accuracy of GNSS is unreliable. Recently, camera localization in LiDAR maps has attracted more and more attention for its low…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Zhipeng Zhao , Huai Yu , Chenwei Lyv , Wen Yang , Sebastian Scherer

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…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Arup Kumar Sarker , Farzana Yasmin Ahmad , Matthew B. Dwyer