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Related papers: Developing a Discrete-Event Simulator of School Sh…

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Amateurs working on mini-films and short-form videos usually spend lots of time and effort on the multi-round complicated process of setting and adjusting scenes, plots, and cameras to deliver satisfying video shots. We present Virtual…

Graphics · Computer Science 2023-07-25 Anyi Rao , Xuekun Jiang , Yuwei Guo , Linning Xu , Lei Yang , Libiao Jin , Dahua Lin , Bo Dai

Differentiable simulators promise to improve sample efficiency in robot learning by providing analytic gradients of the system dynamics. Yet, their application to contact-rich tasks like locomotion is complicated by the inherently…

The broad scope of obstacle avoidance has led to many kinds of computer vision-based approaches. Despite its popularity, it is not a solved problem. Traditional computer vision techniques using cameras and depth sensors often focus on…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Celyn Walters , Simon Hadfield

In our research we investigate the output accuracy of discrete event simulation models and agent based simulation models when studying human centric complex systems. In this paper we focus on human reactive behaviour as it is possible in…

Artificial Intelligence · Computer Science 2010-07-05 Mazlina Abdul Majid , Uwe Aickelin , Peer-Olaf Siebers

Virtual Reality (VR) has rapidly become a mainstream platform for gaming and interactive experiences, yet ensuring the quality, safety, and appropriateness of VR content remains a pressing challenge. Traditional human-based quality…

Machine Learning · Computer Science 2025-11-04 Yurun Wu , Yousong Sun , Burkhard Wunsche , Jia Wang , Elliott Wen

This is a method for discrete event simulation specified by survival analysis. It presents a sequence of steps. First, hazard rates from survival analysis specify the rates of a set of counting processes. Second, those counting processes…

Computation · Statistics 2016-10-14 Andrew J. Dolgert

This research paper presents the development of an AI model utilizing YOLOv8 for real-time weapon detection, aimed at enhancing safety in public spaces such as schools, airports, and public transportation systems. As incidents of violence…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Ayush Thakur , Akshat Shrivastav , Rohan Sharma , Triyank Kumar , Kabir Puri

Event cameras operate fundamentally differently from traditional Active Pixel Sensor (APS) cameras, offering significant advantages. Recent research has developed simulators to convert video frames into events, addressing the shortage of…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Xiao Jiang , Fei Zhou , Jiongzhi Lin

Autonomous navigation in dynamic environments is a complex but essential task for autonomous robots. Recent deep reinforcement learning approaches show promising results to solve the problem, but it is not solved yet, as they typically…

Robotics · Computer Science 2022-10-21 Diego Martinez , Luis Riazuelo , Luis Montano

Every day life tasks can present significant challenges for neurodivergent individuals, particularly those with Autism Spectrum Disorders (ASD) who are characterized by specific sensitivities. This contribution describes a virtual reality…

Timely and adequate risk communication before natural hazards can reduce losses from extreme weather events and provide more resilient disaster preparedness. However, existing natural hazard risk communications have been abstract,…

Human-Computer Interaction · Computer Science 2024-09-17 Jiuyi Xu , Tolulope Sanni , Ziming Liu , Ye Yang , Jiyoung Lee , Wei Song , Yangming Shi

Deep Reinforcement Learning has proved to be able to solve many control tasks in different fields, but the behavior of these systems is not always as expected when deployed in real-world scenarios. This is mainly due to the lack of domain…

Robotics · Computer Science 2021-04-29 Alessandro Paolo Capasso , Giulio Bacchiani , Alberto Broggi

This paper introduces a self-supervised learning framework designed for pre-training neural networks tailored to dense prediction tasks using event camera data. Our approach utilizes solely event data for training. Transferring achievements…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Yan Yang , Liyuan Pan , Liu Liu

Video surveillance systems have been installed to ensure the student safety in schools. However, discovering dangerous behaviors, such as fighting and falling down, usually depends on untimely human observations. In this paper, we focus on…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Huayi Zhou , Fei Jiang , Hongtao Lu

In recent years, dynamic vision sensors (DVS), also known as event-based cameras or neuromorphic sensors, have seen increased use due to various advantages over conventional frame-based cameras. Using principles inspired by the retina, its…

Computer Vision and Pattern Recognition · Computer Science 2018-03-15 Nicholas F. Y. Chen

Effective urban warfare training requires situational awareness and muscle memory, developed through repeated practice in realistic yet controlled environments. A key drill, Enter and Clear the Room (ECR), demands threat assessment,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Surya Rayala , Marcos Quinones-Grueiro , Naveeduddin Mohammed , Ashwin T S , Benjamin Goldberg , Randall Spain , Paige Lawton , Gautam Biswas

In this paper, coordination control of discrete event systems under joint sensor and actuator attacks is investigated. Sensor attacks are described by a set of attack languages using a proposed ALTER model. Several local supervisors are…

Systems and Control · Electrical Eng. & Systems 2026-05-19 Fei Wang , Jan Komenda , Feng Lin

Current Virtual Reality (VR) input devices make it possible to navigate a virtual environment and record immersive, personalized data regarding the user's movement and specific behavioral habits, which brings the question of the user's…

Human-Computer Interaction · Computer Science 2023-02-07 Aryabrata Basu , Mohammad Jahed Murad Sunny , Jayasri Sai Nikitha Guthula

Although route and exit choice in complex buildings are important aspects of pedestrian behaviour, studies predominantly investigated pedestrian movement in a single level. This paper presents an innovative VR tool that was designed to…

Human-Computer Interaction · Computer Science 2021-11-23 Yan Feng , Dorine Duives , Serge Hoogendoorn

Deformable object manipulation is a classical and challenging research area in robotics. Compared with rigid object manipulation, this problem is more complex due to the deformation properties including elastic, plastic, and elastoplastic…