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Segment matching is an important intermediate task in computer vision that establishes correspondences between semantically or geometrically coherent regions across images. Unlike keypoint matching, which focuses on localized features,…

计算机视觉与模式识别 · 计算机科学 2025-10-27 Rohit Jayanti , Swayam Agrawal , Vansh Garg , Siddharth Tourani , Muhammad Haris Khan , Sourav Garg , Madhava Krishna

Rigid Point Cloud Registration (PCR) algorithms aim to estimate the 6-DOF relative motion between two point clouds, which is important in various fields, including autonomous driving. Recent years have seen a significant improvement in…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Amnon Drory , Shai Avidan , Raja Giryes

Ground segmentation of point clouds remains challenging because of the sparse and unordered data structure. This paper proposes the GSECnet - Ground Segmentation network for Edge Computing, an efficient ground segmentation framework of…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Dong He , Jie Cheng , Jong-Hwan Kim

The use of infrastructure sensor technology for traffic detection has already been proven several times. However, extrinsic sensor calibration is still a challenge for the operator. While previous approaches are unable to calibrate the…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Laurent Kloeker , Christian Kotulla , Lutz Eckstein

Point cloud data from 3D LiDAR sensors are one of the most crucial sensor modalities for versatile safety-critical applications such as self-driving vehicles. Since the annotations of point cloud data is an expensive and time-consuming…

计算机视觉与模式识别 · 计算机科学 2019-05-23 Khaled Saleh , Ahmed Abobakr , Mohammed Attia , Julie Iskander , Darius Nahavandi , Mohammed Hossny

Autonomous driving vehicles and robotic systems rely on accurate perception of their surroundings. Scene understanding is one of the crucial components of perception modules. Among all available sensors, LiDARs are one of the essential…

计算机视觉与模式识别 · 计算机科学 2021-03-17 Ryan Razani , Ran Cheng , Ehsan Taghavi , Liu Bingbing

LiDAR perception is fundamental to robotics, enabling machines to understand their environment in 3D. A crucial task for LiDAR-based scene understanding and navigation is ground segmentation. However, existing methods are either handcrafted…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Ted Lentsch , Santiago Montiel-Marín , Holger Caesar , Dariu M. Gavrila

In the rapidly evolving field of autonomous driving, precise segmentation of LiDAR data is crucial for understanding complex 3D environments. Traditional approaches often rely on disparate, standalone codebases, hindering unified…

计算机视觉与模式识别 · 计算机科学 2024-05-31 Jiahao Sun , Chunmei Qing , Xiang Xu , Lingdong Kong , Youquan Liu , Li Li , Chenming Zhu , Jingwei Zhang , Zeqi Xiao , Runnan Chen , Tai Wang , Wenwei Zhang , Kai Chen

Many point-based semantic segmentation methods have been designed for indoor scenarios, but they struggle if they are applied to point clouds that are captured by a LiDAR sensor in an outdoor environment. In order to make these methods more…

计算机视觉与模式识别 · 计算机科学 2021-12-06 Shijie Li , Yun Liu , Juergen Gall

It is a crucial step to achieve effective semantic segmentation of lane marking during the construction of the lane level high-precision map. In recent years, many image semantic segmentation methods have been proposed. These methods mainly…

计算机视觉与模式识别 · 计算机科学 2020-03-11 Ruochen Yin , Biao Yu , Huapeng Wu , Yutao Song , Runxin Niu

The unique properties of radar sensors, such as their robustness to adverse weather conditions, make them an important part of the environment perception system of autonomous vehicles. One of the first steps during the processing of radar…

计算机视觉与模式识别 · 计算机科学 2023-11-15 Johannes Kopp , Dominik Kellner , Aldi Piroli , Vinzenz Dallabetta , Klaus Dietmayer

Navigating cluttered environments is a challenging task for any mobile system. Existing approaches for ground-based mobile systems primarily focus on small wheeled robots, which face minimal constraints with overhanging obstacles and cannot…

机器人学 · 计算机科学 2024-10-24 Monisha Mushtary Uttsha , Cedric Le Gentil , Lan Wu , Teresa Vidal-Calleja

Semantic segmentation of outdoor street scenes plays a key role in applications such as autonomous driving, mobile robotics, and assistive technology for visually-impaired pedestrians. For these applications, accurately distinguishing…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Shreshth Rajan , Raymond Liu

Reliable 3D segmentation is critical for understanding complex scenes with dense layouts and multi-scale objects, as commonly seen in industrial environments. In such scenarios, heavy occlusion weakens geometric boundaries between objects,…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Yu Zhu , Naoya Chiba , Koichi Hashimoto

We focus on the problem of class-agnostic instance segmentation of LiDAR point clouds. We propose an approach that combines graph-theoretic search with data-driven learning: it searches over a set of candidate segmentations and returns one…

机器人学 · 计算机科学 2019-12-12 Peiyun Hu , David Held , Deva Ramanan

Artificial intelligence for autonomous driving must meet strict requirements on safety and robustness, which motivates the thorough validation of learned models. However, current validation approaches mostly require ground truth data and…

计算机视觉与模式识别 · 计算机科学 2021-04-16 Laura von Rueden , Tim Wirtz , Fabian Hueger , Jan David Schneider , Nico Piatkowski , Christian Bauckhage

Recently, the advancement of deep learning in discriminative feature learning from 3D LiDAR data has led to rapid development in the field of autonomous driving. However, automated processing uneven, unstructured, noisy, and massive 3D…

计算机视觉与模式识别 · 计算机科学 2020-05-21 Ying Li , Lingfei Ma , Zilong Zhong , Fei Liu , Dongpu Cao , Jonathan Li , Michael A. Chapman

Automated semantic segmentation and object detection are of great importance in geospatial data analysis. However, supervised machine learning systems such as convolutional neural networks require large corpora of annotated training data.…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Michael Kölle , Dominik Laupheimer , Stefan Schmohl , Norbert Haala , Franz Rottensteiner , Jan Dirk Wegner , Hugo Ledoux

Semantic segmentation of 3D LiDAR point clouds, essential for autonomous driving and infrastructure management, is best achieved by supervised learning, which demands extensive annotated datasets and faces the problem of domain shifts. We…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Andrew Caunes , Thierry Chateau , Vincent Frémont

Detecting pedestrians is a crucial task in autonomous driving systems to ensure the safety of drivers and pedestrians. The technologies involved in these algorithms must be precise and reliable, regardless of environment conditions. Relying…

计算机视觉与模式识别 · 计算机科学 2021-05-05 Òscar Lorente , Josep R. Casas , Santiago Royo , Ivan Caminal