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Related papers: Semantic Segmentation of Urban Textured Meshes Thr…

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Semantic segmentation in urban scene analysis has mainly focused on images or point clouds, while textured meshes - offering richer spatial representation - remain underexplored. This paper introduces SUM Parts, the first large-scale…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Weixiao Gao , Liangliang Nan , Hugo Ledoux

Textured 3D meshes jointly represent geometry, topology, and appearance, yet their irregular structure poses significant challenges for deep-learning-based semantic segmentation. While a few recent methods operate directly on meshes without…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Mohammadreza Heidarianbaei , Max Mehltretter , Franz Rottensteiner

Recent developments in data acquisition technology allow us to collect 3D texture meshes quickly. Those can help us understand and analyse the urban environment, and as a consequence are useful for several applications like spatial analysis…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Weixiao Gao , Liangliang Nan , Bas Boom , Hugo Ledoux

Point clouds analysis has grasped researchers' eyes in recent years, while 3D semantic segmentation remains a problem. Most deep point clouds models directly conduct learning on 3D point clouds, which will suffer from the severe sparsity…

Computer Vision and Pattern Recognition · Computer Science 2021-09-21 Zhenhong Zou , Yizhe Li

Models for semantic segmentation require a large amount of hand-labeled training data which is costly and time-consuming to produce. For this purpose, we present a label fusion framework that is capable of improving semantic pixel labels of…

Computer Vision and Pattern Recognition · Computer Science 2022-02-25 Florian Fervers , Timo Breuer , Gregor Stachowiak , Sebastian Bullinger , Christoph Bodensteiner , Michael Arens

Given the prominence of current 3D sensors, a fine-grained analysis on the basic point cloud data is worthy of further investigation. Particularly, real point cloud scenes can intuitively capture complex surroundings in the real world, but…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Shi Qiu , Saeed Anwar , Nick Barnes

In this paper, we focus on semantic segmentation method for point clouds of urban scenes. Our fundamental concept revolves around the collaborative utilization of diverse scene representations to benefit from different context information…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Weijie Wei , Martin R. Oswald , Fatemeh Karimi Nejadasl , Theo Gevers

The popularisation of acquisition devices capable of capturing volumetric information such as LiDAR scans and depth cameras has lead to an increased interest in point clouds as an imaging modality. Due to the high amount of data needed for…

Image and Video Processing · Electrical Eng. & Systems 2022-01-19 Davi Lazzarotto , Touradj Ebrahimi

3D Cloth modeling and simulation is essential for avatars creation in several fields, such as fashion, entertainment, and animation. Achieving high-quality results is challenging due to the large variability of clothed body especially in…

Graphics · Computer Science 2025-08-08 Davide Garavaso , Federico Masi , Pietro Musoni , Umberto Castellani

We study the problem of efficient semantic segmentation of large-scale 3D point clouds. By relying on expensive sampling techniques or computationally heavy pre/post-processing steps, most existing approaches are only able to be trained and…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Qingyong Hu , Bo Yang , Linhai Xie , Stefano Rosa , Yulan Guo , Zhihua Wang , Niki Trigoni , Andrew Markham

We introduce a novel deep learning-based framework to interpret 3D urban scenes represented as textured meshes. Based on the observation that object boundaries typically align with the boundaries of planar regions, our framework achieves…

Computer Vision and Pattern Recognition · Computer Science 2022-12-27 Weixiao Gao , Liangliang Nan , Bas Boom , Hugo Ledoux

In the field of SLAM (Simultaneous Localization And Mapping) for robot navigation, mapping the environment is an important task. In this regard the Lidar sensor can produce near accurate 3D map of the environment in the format of point…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Aritra Mukherjee , Sourya Dipta Das , Jasorsi Ghosh , Ananda S. Chowdhury , Sanjoy Kumar Saha

Semantic segmentation is a fundamental task for agricultural robots to understand the surrounding environments in natural orchards. The recent development of the LiDAR techniques enables the robot to acquire accurate range measurements of…

Computer Vision and Pattern Recognition · Computer Science 2022-11-04 Hanwen Kang , Xing Wang

In this paper, we present a deep learning architecture which addresses the problem of 3D semantic segmentation of unstructured point clouds. Compared to previous work, we introduce grouping techniques which define point neighborhoods in the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-20 Francis Engelmann , Theodora Kontogianni , Jonas Schult , Bastian Leibe

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

Semantic segmentation of 3D point clouds is a challenging problem with numerous real-world applications. While deep learning has revolutionized the field of image semantic segmentation, its impact on point cloud data has been limited so…

Computer Vision and Pattern Recognition · Computer Science 2017-05-10 Felix Järemo Lawin , Martin Danelljan , Patrik Tosteberg , Goutam Bhat , Fahad Shahbaz Khan , Michael Felsberg

A 3D point cloud describes the real scene precisely and intuitively.To date how to segment diversified elements in such an informative 3D scene is rarely discussed. In this paper, we first introduce a simple and flexible framework to…

Computer Vision and Pattern Recognition · Computer Science 2019-03-01 Xinlong Wang , Shu Liu , Xiaoyong Shen , Chunhua Shen , Jiaya Jia

Depth information provides valuable insights into the 3D structure especially the outline of objects, which can be utilized to improve the semantic segmentation tasks. However, a naive fusion of depth information can disrupt feature and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Wei Sun , Yuan Li , Qixiang Ye , Jianbin Jiao , Yanzhao Zhou

Autonomous vehicles need to have a semantic understanding of the three-dimensional world around them in order to reason about their environment. State of the art methods use deep neural networks to predict semantic classes for each point in…

Computer Vision and Pattern Recognition · Computer Science 2021-09-27 Larissa T. Triess , David Peter , Christoph B. Rist , J. Marius Zöllner

The automatic semantic segmentation of the huge amount of acquired remote sensing data has become an important task in the last decade. Images and Point Clouds (PCs) are fundamental data representations, particularly in urban mapping…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Dominik Laupheimer , Norbert Haala
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