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Semantic scene segmentation plays a critical role in a wide range of robotics applications, e.g., autonomous navigation. These applications are accompanied by specific computational restrictions, e.g., operation on low-power GPUs, at…

Computer Vision and Pattern Recognition · Computer Science 2021-08-26 Maria Tzelepi , Anastasios Tefas

Semantic segmentation for aerial imagery is a challenging and important problem in remotely sensed imagery analysis. In recent years, with the success of deep learning, various convolutional neural network (CNN) based models have been…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Panfeng Li , Youzuo Lin , Emily Schultz-Fellenz

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

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…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Ryan Razani , Ran Cheng , Ehsan Taghavi , Liu Bingbing

Semantic segmentation aims to robustly predict coherent class labels for entire regions of an image. It is a scene understanding task that powers real-world applications (e.g., autonomous navigation). One important application, the use of…

Computer Vision and Pattern Recognition · Computer Science 2023-02-16 Yuxiang Zhang , Sachin Mehta , Anat Caspi

Semantic grids can be useful representations of the scene around an autonomous system. By having information about the layout of the space around itself, a robot can leverage this type of representation for crucial tasks such as navigation…

Deep learning approaches have made tremendous progress in the field of semantic segmentation over the past few years. However, most current approaches operate in the 2D image space. Direct semantic segmentation of unstructured 3D point…

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

3D semantic scene labeling is fundamental to agents operating in the real world. In particular, labeling raw 3D point sets from sensors provides fine-grained semantics. Recent works leverage the capabilities of Neural Networks (NNs), but…

Computer Vision and Pattern Recognition · Computer Science 2017-10-23 Lyne P. Tchapmi , Christopher B. Choy , Iro Armeni , JunYoung Gwak , Silvio Savarese

Within a perception framework for autonomous mobile and robotic systems, semantic analysis of 3D point clouds typically generated by LiDARs is key to numerous applications, such as object detection and recognition, and scene reconstruction.…

Robotics · Computer Science 2024-10-14 Samir Abou Haidar , Alexandre Chariot , Mehdi Darouich , Cyril Joly , Jean-Emmanuel Deschaud

Outdoor scene completion is a challenging issue in 3D scene understanding, which plays an important role in intelligent robotics and autonomous driving. Due to the sparsity of LiDAR acquisition, it is far more complex for 3D scene…

Computer Vision and Pattern Recognition · Computer Science 2021-09-24 Xuemeng Yang , Hao Zou , Xin Kong , Tianxin Huang , Yong Liu , Wanlong Li , Feng Wen , Hongbo Zhang

The autonomous car must recognize the driving environment quickly for safe driving. As the Light Detection And Range (LiDAR) sensor is widely used in the autonomous car, fast semantic segmentation of LiDAR point cloud, which is the…

Computer Vision and Pattern Recognition · Computer Science 2022-02-22 Jaehyun Park , Chansoo Kim , Kichun Jo

Semantic image segmentation is an essential component of modern autonomous driving systems, as an accurate understanding of the surrounding scene is crucial to navigation and action planning. Current state-of-the-art approaches in semantic…

Computer Vision and Pattern Recognition · Computer Science 2016-12-07 Tobias Pohlen , Alexander Hermans , Markus Mathias , Bastian Leibe

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

This article presents a complete semantic scene understanding workflow using only a single 2D lidar. This fills the gap in 2D lidar semantic segmentation, thereby enabling the rethinking and enhancement of existing 2D lidar-based algorithms…

Robotics · Computer Science 2026-01-27 Zhanteng Xie , Yipeng Pan , Yinqiang Zhang , Jia Pan , Philip Dames

State-of-the-art methods for large-scale driving-scene LiDAR semantic segmentation often project and process the point clouds in the 2D space. The projection methods includes spherical projection, bird-eye view projection, etc. Although…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Hui Zhou , Xinge Zhu , Xiao Song , Yuexin Ma , Zhe Wang , Hongsheng Li , Dahua Lin

LiDAR point cloud semantic segmentation is essential for interpreting 3D environments in applications such as autonomous driving and robotics. Recent methods achieve strong performance by exploiting different point cloud representations or…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Simone Mosco , Daniel Fusaro , Wanmeng Li , Emanuele Menegatti , Alberto Pretto

Autonomous driving is a safety-critical application, and it is therefore a top priority that the accompanying assistance systems are able to provide precise information about the surrounding environment of the vehicle. Tasks such as 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Dan Halperin , Niklas Eisl

Adapting robot programmes to changes in the environment is a well-known industry problem, and it is the reason why many tedious tasks are not automated in small and medium-sized enterprises (SMEs). A semantic world model of a robot's…

Robotics · Computer Science 2023-03-21 Andreas Wiedholz , Stefanie Wucherer , Simon Dietrich

In this paper, we present a novel neural network using multi scale feature fusion at various scales for accurate and efficient semantic image segmentation. We used ResNet based feature extractor, dilated convolutional layers in downsampling…

Computer Vision and Pattern Recognition · Computer Science 2020-10-02 Abhinav Sagar , RajKumar Soundrapandiyan

Although LiDAR semantic segmentation advances rapidly, state-of-the-art methods often incorporate specifically designed inductive bias derived from benchmarks originating from mechanical spinning LiDAR. This can limit model generalizability…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Yanbo Wang , Wentao Zhao , Chuan Cao , Tianchen Deng , Jingchuan Wang , Weidong Chen