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Semantic segmentation for robotic systems can enable a wide range of applications, from self-driving cars and augmented reality systems to domestic robots. We argue that a spherical representation is a natural one for egocentric…

Robotics · Computer Science 2022-10-26 Lukas Bernreiter , Lionel Ott , Roland Siegwart , Cesar Cadena

Heavy-duty trucks pose significant safety challenges due to their large size and limited maneuverability compared to passenger vehicles. A deeper understanding of truck characteristics is essential for enhancing the safety perspective of…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Yiqiao Li , Jie Wei , Camille Kamga

The 3D point cloud (3DPC) has significantly evolved and benefited from the advance of deep learning (DL). However, the latter faces various issues, including the lack of data or annotated data, the existence of a significant gap between…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Shahab Saquib Sohail , Yassine Himeur , Hamza Kheddar , Abbes Amira , Fodil Fadli , Shadi Atalla , Abigail Copiaco , Wathiq Mansoor

Autonomous vehicles operate in highly dynamic environments necessitating an accurate assessment of which aspects of a scene are moving and where they are moving to. A popular approach to 3D motion estimation, termed scene flow, is to employ…

Computer Vision and Pattern Recognition · Computer Science 2021-10-27 Philipp Jund , Chris Sweeney , Nichola Abdo , Zhifeng Chen , Jonathon Shlens

Training autonomous driving and navigation systems requires large and diverse point cloud datasets that capture complex edge case scenarios from various dynamic urban settings. Acquiring such diverse scenarios from real-world point cloud…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Suchetan G. Uppur , Hemant Kumar , Vaibhav Kumar

Transformers have been at the heart of the Natural Language Processing (NLP) and Computer Vision (CV) revolutions. The significant success in NLP and CV inspired exploring the use of Transformers in point cloud processing. However, how do…

Computer Vision and Pattern Recognition · Computer Science 2022-09-22 Dening Lu , Qian Xie , Mingqiang Wei , Kyle Gao , Linlin Xu , Jonathan Li

Simulating realistic sensors is a challenging part in data generation for autonomous systems, often involving carefully handcrafted sensor design, scene properties, and physics modeling. To alleviate this, we introduce a pipeline for…

Point cloud is a crucial representation of 3D contents, which has been widely used in many areas such as virtual reality, mixed reality, autonomous driving, etc. With the boost of the number of points in the data, how to efficiently…

Computer Vision and Pattern Recognition · Computer Science 2022-08-05 Kang You , Pan Gao , Qing Li

This paper introduces a novel self-supervised learning framework for enhancing 3D perception in autonomous driving scenes. Specifically, our approach, namely NCLR, focuses on 2D-3D neural calibration, a novel pretext task that estimates the…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Yifan Zhang , Junhui Hou , Siyu Ren , Jinjian Wu , Yixuan Yuan , Guangming Shi

Convolutional neural networks (CNNs) have become increasingly popular for solving a variety of computer vision tasks, ranging from image classification to image segmentation. Recently, autonomous vehicles have created a demand for depth…

Computer Vision and Pattern Recognition · Computer Science 2018-11-28 Paden Tomasello , Sammy Sidhu , Anting Shen , Matthew W. Moskewicz , Nobie Redmon , Gayatri Joshi , Romi Phadte , Paras Jain , Forrest Iandola

Point clouds have shown significant potential in various domains, including Simultaneous Localization and Mapping (SLAM). However, existing approaches either rely on dense point clouds to achieve high localization accuracy or use…

Computer Vision and Pattern Recognition · Computer Science 2023-12-06 Xiaze Zhang , Ziheng Ding , Qi Jing , Yuejie Zhang , Wenchao Ding , Rui Feng

This paper introduces VolMap, a real-time approach for the semantic segmentation of a 3D LiDAR surrounding view system in autonomous vehicles. We designed an optimized deep convolution neural network that can accurately segment the point…

Computer Vision and Pattern Recognition · Computer Science 2019-07-01 Hager Radi , Waleed Ali

The popularity of LiDAR devices and sensor technology has gradually empowered users from autonomous driving to forest monitoring, and research on 3D LiDAR has made remarkable progress over the years. Unlike 2D images, whose focused area is…

Robotics · Computer Science 2024-02-19 Yawen Lu , Zhuoyang Sun , Jinyuan Shao , Qianyu Guo , Yunhan Huang , Songlin Fei , Yingjie Chen

Accurate and fast scene understanding is one of the challenging task for autonomous driving, which requires to take full advantage of LiDAR point clouds for semantic segmentation. In this paper, we present a \textbf{concise} and…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Hui-Xian Cheng , Xian-Feng Han , Guo-Qiang Xiao

This paper presents a new 3D point cloud classification benchmark data set with over four billion manually labelled points, meant as input for data-hungry (deep) learning methods. We also discuss first submissions to the benchmark that use…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Timo Hackel , Nikolay Savinov , Lubor Ladicky , Jan D. Wegner , Konrad Schindler , Marc Pollefeys

Point clouds are a basic data type that is increasingly of interest as 3D content becomes more ubiquitous. Applications using point clouds include virtual, augmented, and mixed reality and autonomous driving. We propose a more efficient…

Computer Vision and Pattern Recognition · Computer Science 2021-06-04 Ryan Killea , Yun Li , Saeed Bastani , Paul McLachlan

Localization is a key challenge in many robotics applications. In this work we explore LIDAR-based global localization in both urban and natural environments and develop a method suitable for online application. Our approach leverages…

Robotics · Computer Science 2023-02-01 Georgi Tinchev , Adrian Penate-Sanchez , Maurice Fallon

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…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Andrew Caunes , Thierry Chateau , Vincent Frémont

LiDAR-based 3D sensors provide point clouds, a canonical 3D representation used in various scene understanding tasks. Modern LiDARs face key challenges in several real-world scenarios, such as long-distance or low-albedo objects, producing…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Bhavya Goyal , Felipe Gutierrez-Barragan , Wei Lin , Andreas Velten , Yin Li , Mohit Gupta

Predicting how the world can evolve in the future is crucial for motion planning in autonomous systems. Classical methods are limited because they rely on costly human annotations in the form of semantic class labels, bounding boxes, and…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Tarasha Khurana , Peiyun Hu , David Held , Deva Ramanan