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Related papers: Vulnerable Road User Detection Using Smartphone Se…

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In near future, vulnerable road users (VRUs) such as cyclists and pedestrians will be equipped with smart devices and wearables which are capable to communicate with intelligent vehicles and other traffic participants. Road users are then…

Computer Vision and Pattern Recognition · Computer Science 2018-08-15 Maarten Bieshaar , Malte Depping , Jan Schneegans , Bernhard Sick

Pedestrians and bicyclists are among the vulnerable road users (VRUs) that are inherently exposed to intricate traffic scenarios, which puts them at increased risk of sustaining injuries or facing fatal outcomes. This study presents an…

Image and Video Processing · Electrical Eng. & Systems 2025-07-16 Faryal Aurooj Nasir , Salman Liaquat , Nor Muzlifah Mahyuddin

Blind video quality assessment (BVQA) is a highly challenging task due to the intrinsic complexity of video content and visual distortions, especially given the high popularity of social media videos, which originate from a wide range of…

Image and Video Processing · Electrical Eng. & Systems 2026-01-06 Wei Sun , Linhan Cao , Jun Jia , Zhichao Zhang , Zicheng Zhang , Xiongkuo Min , Guangtao Zhai

The reliability of secure graphic verification, a key anti-counterfeiting tool, is undermined by poor image acquisition on smartphones. Uncontrolled user captures of these high-entropy patterns cause high false rejection rates, creating a…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Cas Steigstra , Sergey Milyaev , Shaodi You

Smartphones consist of different sensors, which provide a platform for data acquisition in many scientific researches such as driving style identification systems. In the present paper, smartphone data are used to evaluate the driving…

Human-Computer Interaction · Computer Science 2018-03-19 Roya Lotfi , Mehdi Ghatee

Real-world traffic involves diverse road users, ranging from pedestrians to heavy trucks, necessitating effective road user classification for various applications within Intelligent Transport Systems (ITS). Traditional approaches often…

Machine Learning · Computer Science 2024-12-03 Lennart Köpper , Thomas Wieland

Extensive research has already been conducted in the autonomous driving field to help vehicles navigate safely and efficiently. At the same time, plenty of current research on vulnerable road user (VRU) safety is performed which largely…

Robotics · Computer Science 2025-09-03 Haochong Chen , Xincheng Cao , Bilin Aksun-Guvenc , Levent Guvenc

It is estimated that 80% of crashes and 65% of near collisions involved drivers inattentive to traffic for three seconds before the event. This paper develops an algorithm for extracting characteristics allowing the cell phones…

Computer Vision and Pattern Recognition · Computer Science 2014-08-12 Rafael A. Berri , Alexandre G. Silva , Rafael S. Parpinelli , Elaine Girardi , Rangel Arthur

While there is significant work on sensing and recognition of significant places for users, little attention has been given to users' significant routes. Recognizing these routine journeys, opens doors to the development of novel…

Computers and Society · Computer Science 2014-09-09 Sarfraz Nawaz , Cecilia Mascolo

In this paper, automated user verification techniques for smartphones are investigated. A unique non-commercial dataset, the University of Maryland Active Authentication Dataset 02 (UMDAA-02) for multi-modal user authentication research is…

Computer Vision and Pattern Recognition · Computer Science 2017-04-10 Upal Mahbub , Sayantan Sarkar , Vishal M. Patel , Rama Chellappa

Ensuring the safety of vulnerable road users (VRUs), such as pedestrians and cyclists, remains a critical global challenge, as conventional infrastructure-based measures often prove inadequate in dynamic urban environments. Recent advances…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Shucheng Zhang , Yan Shi , Bingzhang Wang , Yuang Zhang , Muhammad Monjurul Karim , Kehua Chen , Chenxi Liu , Mehrdad Nasri , Yinhai Wang

Road transportation is of critical importance for a nation, having profound effects in the economy, the health and life style of its people. With the growth of cities and populations come bigger demands for mobility and safety, creating new…

Machine Learning · Computer Science 2019-08-28 M. Ricardo Carlos

Contact tracing is an essential tool in slowing and containing outbreaks of contagious diseases. Current contact tracing methods range from interviews with public health personnel to Bluetooth pings from smartphones. While all methods offer…

Methodology · Statistics 2024-12-17 K. J. Patten

Radar-based road user classification is an important yet still challenging task towards autonomous driving applications. The resolution of conventional automotive radar sensors results in a sparse data representation which is tough to…

Machine Learning · Computer Science 2019-09-12 Nicolas Scheiner , Nils Appenrodt , Jürgen Dickmann , Bernhard Sick

Ensuring the safety of Vulnerable Road Users (VRUs) is a critical concern in transportation, demanding significant attention from researchers and engineers. Recent advancements in Vehicle-to-Everything (V2X) technology offer promising…

Networking and Internet Architecture · Computer Science 2024-04-24 Edmir Xhoxhi , Vincent Albert Wolff , Yao Li , Florian Alexander Schiegg

In this paper we describe $Vja\dot{g}\dot{g}$, a battery-aware journey detection algorithm that executes on the mobile device. The algorithm can be embedded in the client app of the transport service provider or in a general purpose…

Information Retrieval · Computer Science 2020-04-03 Michael P. J. Camilleri , Adrian Muscat , Victor Buttigieg , Maria Attard

This paper develops a novel two-layer hierarchical classifier that increases the accuracy of traditional transportation mode classification algorithms. This paper also enhances classification accuracy by extracting new frequency domain…

Machine Learning · Computer Science 2020-06-15 Huthaifa I. Ashqar , Mohammed H. Almannaa , Mohammed Elhenawy , Hesham A. Rakha , Leanna House

Visual Question Answering (VQA) requires AI models to comprehend data in two domains, vision and text. Current state-of-the-art models use learned attention mechanisms to extract relevant information from the input domains to answer a…

Artificial Intelligence · Computer Science 2019-03-27 Ahmed Osman , Wojciech Samek

Video Quality Assessment (VQA), which aims to predict the perceptual quality of a video, has attracted raising attention with the rapid development of streaming media technology, such as Facebook, TikTok, Kwai, and so on. Compared with…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Kun Yuan , Zishang Kong , Chuanchuan Zheng , Ming Sun , Xing Wen

Understanding and predicting human behavior in-thewild, particularly at urban intersections, remains crucial for enhancing interaction safety between road users. Among the most critical behaviors are crossing intentions of Vulnerable Road…

Computer Vision and Pattern Recognition · Computer Science 2025-05-16 Ahmed S. Abdelrahman , Mohamed Abdel-Aty , Quoc Dai Tran