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A Gaussian Process GP based ground segmentation method is proposed in this paper which is fully developed in a probabilistic framework. The proposed method tends to obtain a continuous realistic model of the ground. The LiDAR…

Robotics · Computer Science 2021-11-23 Pouria Mehrabi , Hamid D. Taghirad

Airborne topographic LiDAR is an active remote sensing technology that emits near-infrared light to map objects on the Earth's surface. Derived products of LiDAR are suitable to service a wide range of applications because of their rich…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Mariona Caros , Ariadna Just , Santi Segui , Jordi Vitria

Understanding the implication of point cloud is still challenging to achieve the goal of classification or segmentation due to the irregular and sparse structure of point cloud. As we have known, PointNet architecture as a ground-breaking…

Computer Vision and Pattern Recognition · Computer Science 2020-09-29 Xi-An Li , Lei Zhang , Li-Yan Wang , Jian Lu

Efficient point cloud (PC) compression is crucial for streaming applications, such as augmented reality and cooperative perception. Classic PC compression techniques encode all the points in a frame. Tailoring compression towards perception…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Pengxi Zeng , Alberto Presta , Jonah Reinis , Dinesh Bharadia , Hang Qiu , Pamela Cosman

In this paper, we address the problem of adaptive path planning for accurate semantic segmentation of terrain using unmanned aerial vehicles (UAVs). The usage of UAVs for terrain monitoring and remote sensing is rapidly gaining momentum due…

Robotics · Computer Science 2021-08-05 Felix Stache , Jonas Westheider , Federico Magistri , Marija Popović , Cyrill Stachniss

Both in terrestrial and extraterrestrial environments, the precise and informative model of the ground and the surface ahead is crucial for navigation and obstacle avoidance. The ground surface is not always flat and it may be sloped, bumpy…

Machine Learning · Computer Science 2022-10-20 Pouria Mehrabi , Hamid D. Taghirad

Towards a safe and comfortable driving, road scene segmentation is a rudimentary problem in camera-based advance driver assistance systems (ADAS). Despite of the great achievement of Convolutional Neural Networks (CNN) for semantic…

Computer Vision and Pattern Recognition · Computer Science 2022-07-08 Farnoush Zohourian , Jan Siegemund , Mirko Meuter , Josef Pauli

In precision agriculture, one of the most important tasks when exploring crop production is identifying individual plant components. There are several attempts to accomplish this task by the use of traditional 2D imaging, 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 J. I. Ruiz-Martinez , A. Mendez-Vazquez , E. Rodriguez-Tello

We propose a novel deep learning-based framework to tackle the challenge of semantic segmentation of large-scale point clouds of millions of points. We argue that the organization of 3D point clouds can be efficiently captured by a…

Computer Vision and Pattern Recognition · Computer Science 2018-03-29 Loic Landrieu , Martin Simonovsky

Extracting digital material representations from images is a necessary prerequisite for a quantitative analysis of material properties. Different segmentation approaches have been extensively studied in the past to achieve this task, but…

Computer Vision and Pattern Recognition · Computer Science 2026-02-12 Julian Grolig , Lars Griem , Michael Selzer , Hans-Ulrich Kauczor , Simon M. F. Triphan , Britta Nestler , Arnd Koeppe

3D point cloud segmentation is an important function that helps robots understand the layout of their surrounding environment and perform tasks such as grasping objects, avoiding obstacles, and finding landmarks. Current segmentation…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Jingdao Chen , Zsolt Kira , Yong K. Cho

In this paper, we propose a method to segment regions in three-dimensional point clouds. We assume that (i) the shape and the number of regions in the point cloud are not known and (ii) the point cloud may be noisy. The method consists of…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Matthias Sonntag , Veniamin I. Morgenshtern

Point cloud semantic segmentation has attracted attentions due to its robustness to light condition. This makes it an ideal semantic solution for autonomous driving. However, considering the large computation burden and bandwidth demanding…

Computer Vision and Pattern Recognition · Computer Science 2022-07-14 Lin Bai , Yiming Zhao , Xinming Huang

In image processing, image segmentation is the process of partitioning a digital image into multiple image segment. Among state-of-the-art methods, Markov Random Fields (MRF) can be used to model dependencies between pixels, and achieve a…

Emerging Technologies · Computer Science 2024-01-05 Timothe Presles , Cyrille Enderli , Gilles Burel , El Houssain Baghious

Deep neural networks have revolutionized 3D point cloud processing, yet efficiently handling large and irregular point clouds remains challenging. To tackle this problem, we introduce FastPoint, a novel software-based acceleration technique…

Computer Vision and Pattern Recognition · Computer Science 2025-08-01 Donghyun Lee , Dawoon Jeong , Jae W. Lee , Hongil Yoon

This paper addresses the task of separating ground points from airborne LiDAR point cloud data in urban areas. A novel ground filtering method using scan line segmentation is proposed here, which we call SLSGF. It utilizes the scan line…

Computer Vision and Pattern Recognition · Computer Science 2016-03-04 Lei Wang , Yongun Zhang

We propose a method for speeding up a 3D point cloud registration through a cascading feature extraction. The current approach with the highest accuracy is realized by iteratively executing feature extraction and registration using deep…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Yoichiro Hisadome , Yusuke Matsui

Accurate, high-resolution 3D mapping of environmental terrain is critical in a range of disciplines. In this study, we develop a new technique, called the PCFilt-94 algorithm, to extract 3D point clouds from coarse resolution…

Signal Processing · Electrical Eng. & Systems 2023-10-13 William D. Harcourt , David G. Macfarlane , Duncan A. Robertson

This paper introduces a fast and efficient segmentation technique for 2D images and 3D point clouds of building facades. Facades of buildings are highly structured and consequently most methods that have been proposed for this problem aim…

Computer Vision and Pattern Recognition · Computer Science 2016-06-22 Raghudeep Gadde , Varun Jampani , Renaud Marlet , Peter V. Gehler

Semantic segmentation tasks can be well modeled by Markov Random Field (MRF). This paper addresses semantic segmentation by incorporating high-order relations and mixture of label contexts into MRF. Unlike previous works that optimized MRFs…

Computer Vision and Pattern Recognition · Computer Science 2017-08-09 Ziwei Liu , Xiaoxiao Li , Ping Luo , Chen Change Loy , Xiaoou Tang