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Multi-modal fusion is increasingly being used for autonomous driving tasks, as different modalities provide unique information for feature extraction. However, the existing two-stream networks are only fused at a specific network layer,…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Yan Gong , Xinyu Zhang , Hao Liu , Xinmin Jiang , Zhiwei Li , Xin Gao , Lei Lin , Dafeng Jin , Jun Li , Huaping Liu

Autonomous perception requires high-quality environment sensing in the form of 3D bounding boxes of dynamic objects. The primary sensors used in automotive systems are light-based cameras and LiDARs. However, they are known to fail in…

计算机视觉与模式识别 · 计算机科学 2022-03-10 Kshitiz Bansal , Keshav Rungta , Siyuan Zhu , Dinesh Bharadia

This paper proposes a spatiotemporal architecture with a deep neural network (DNN) for road surface conditions and types classification using LiDAR. It is known that LiDAR provides information on the reflectivity and number of point clouds…

图像与视频处理 · 电气工程与系统科学 2023-08-14 Ju Won Seo , Jin Sung Kim , Chung Choo Chung

The precise point cloud ground segmentation is a crucial prerequisite of virtually all perception tasks for LiDAR sensors in autonomous vehicles. Especially the clustering and extraction of objects from a point cloud usually relies on an…

机器人学 · 计算机科学 2024-05-27 Nicolai Steinke , Daniel Göhring , Raùl Rojas

In a fully autonomous driving framework, where vehicles operate without human intervention, information sharing plays a fundamental role. In this context, new network solutions have to be designed to handle the large volumes of data…

网络与互联网体系结构 · 计算机科学 2021-03-08 Andrea Varischio , Francesco Mandruzzato , Marcello Bullo , Marco Giordani , Paolo Testolina , Michele Zorzi

Transportation networks serve as windows into the complex world of urban systems. By properly characterizing a road network, we can therefore better understand its encompassing urban system. This study offers a geometrical approach towards…

物理与社会 · 物理学 2015-07-15 Farideddin Peiravian , Sybil Derrible

The identification and modeling of the terrain from point cloud data is an important component of Terrestrial Remote Sensing (TRS) applications. The main focus in terrain modeling is capturing details of complex geological features of…

计算机视觉与模式识别 · 计算机科学 2019-10-14 Lee Easson , Alireza Tavakkoli , Jonathan Greenberg

The maturity and commercial roll-out of 5G networks and its deployment for private networks makes 5G a key enabler for various vertical industries and applications, including robotics. Providing ultra-low latency, high data rates, and…

网络与互联网体系结构 · 计算机科学 2025-02-05 Luis Roda Sanchez , Lanfranco Zanzi , Xi Li , Guillem Gari , Xavier Costa Perez

With the rapid development of intelligent vehicles and Advanced Driving Assistance Systems (ADAS), a mixed level of human driver engagements is involved in the transportation system. Visual guidance for drivers is essential under this…

计算机视觉与模式识别 · 计算机科学 2020-07-10 Yongkang Liu , Ziran Wang , Kyungtae Han , Zhenyu Shou , Prashant Tiwari , John H. L. Hansen

Digital twins (DT) have emerged as a transformative technology, enabling real-time monitoring, simulations, and predictive maintenance across various domains, though their Application in the networking domain remains underexplored. This…

软件工程 · 计算机科学 2025-12-01 D. Sree Yashaswinee , Gargie Tambe , Y. Raghu Reddy , Karthik Vaidhyanathan

4D radars, which provide 3D point cloud data along with Doppler velocity, are attractive components of modern automated driving systems due to their low cost and robustness under adverse weather conditions. However, they provide a…

机器人学 · 计算机科学 2026-03-13 Siqi Pei , Andras Palffy , Dariu M. Gavrila

Digital twins have been introduced as supporters to city operations, yet existing scene-descriptor formats and digital twin platforms often lack the integration, federation, and adaptable connectivity that urban environments demand. Modern…

网络与互联网体系结构 · 计算机科学 2025-09-16 Ioannis Tsampras , Georgios Stergiopoulos , Tanya Politi , Spyros Denazis

We introduce Deep Set Linearized Optimal Transport, an algorithm designed for the efficient simultaneous embedding of point clouds into an $L^2-$space. This embedding preserves specific low-dimensional structures within the Wasserstein…

机器学习 · 计算机科学 2024-01-04 Scott Mahan , Caroline Moosmüller , Alexander Cloninger

While measures, such as traffic calming and advance driver assistance systems, can improve safety for Vulnerable Road Users (VRUs), their effectiveness ultimately relies on the responsible behavior of drivers and pedestrians who must adhere…

机器人学 · 计算机科学 2023-12-19 Erik Rua , Kazi Hasan Shakib , Sagar Dasgupta , Mizanur Rahman , Steven Jones

3D point clouds are a crucial type of data collected by LiDAR sensors and widely used in transportation applications due to its concise descriptions and accurate localization. Deep neural networks (DNNs) have achieved remarkable success in…

计算机视觉与模式识别 · 计算机科学 2023-05-25 Changyu Zeng , Wei Wang , Anh Nguyen , Yutao Yue

Digital twins (DTs) for urban transportation systems have gained increasing attention; however, their systematic evaluation in safety-critical scenarios remains limited. This paper presents a multi-pedestrian safety warning system at urban…

机器学习 · 计算机科学 2026-05-20 Yongjie Fu , Qi Gao , Mahshid Ghasemi Dehkordi , Gil Zussman , Xuan Di

Digital Twins (DT) have the potential to transform traffic management and operations by creating dynamic, virtual representations of transportation systems that sense conditions, analyze operations, and support decision-making. A key…

计算机视觉与模式识别 · 计算机科学 2025-07-14 Rei Tamaru , Pei Li , Bin Ran

In this work, we tackle the task of point cloud denoising through a novel framework that adapts Diffusion Schr\"odinger bridges to points clouds. Unlike previous approaches that predict point-wise displacements from point features or…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Mathias Vogel , Keisuke Tateno , Marc Pollefeys , Federico Tombari , Marie-Julie Rakotosaona , Francis Engelmann

Digital twin (DT) is one of the most promising enabling technologies for realizing smart grids. Characterized by seamless and active---data-driven, real-time, and closed-loop---integration between digital and physical spaces, a DT is much…

信号处理 · 电气工程与系统科学 2019-09-17 Xing He , Qian Ai , Robert C. Qiu , Dongxia Zhang

Automatic Traffic Sign Recognition is paramount in modern transportation systems, motivating several research endeavors to focus on performance improvement by utilizing large-scale datasets. As the appearance of traffic signs varies across…

计算机视觉与模式识别 · 计算机科学 2025-01-06 Md. Atiqur Rahman , Nahian Ibn Asad , Md. Mushfiqul Haque Omi , Md. Bakhtiar Hasan , Sabbir Ahmed , Md. Hasanul Kabir