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Anomaly detection is concerned with identifying data patterns that deviate remarkably from the expected behaviour. This is an important research problem, due to its broad set of application domains, from data analysis to e-health,…

机器学习 · 计算机科学 2021-08-23 L. Erhan , M. Ndubuaku , M. Di Mauro , W. Song , M. Chen , G. Fortino , O. Bagdasar , A. Liotta

Motion planning in environments with multiple agents is critical to many important autonomous applications such as autonomous vehicles and assistive robots. This paper considers the problem of motion planning, where the controlled agent…

机器人学 · 计算机科学 2020-11-30 Yuxiao Chen , Ugo Rosolia , Chuchu Fan , Aaron D. Ames , Richard Murray

Building simulation environments for developing and testing autonomous vehicles necessitates that the simulators accurately model the statistical realism of the real-world environment, including the interaction with other vehicles driven by…

机器人学 · 计算机科学 2024-01-09 Kalle Kujanpää , Daulet Baimukashev , Shibei Zhu , Shoaib Azam , Farzeen Munir , Gokhan Alcan , Ville Kyrki

This report presents results from an M1 internship dedicated to agent-based modelling and simulation of daily mobility choices. This simulation is intended to be realistic enough to serve as a basis for a serious game about the mobility…

计算机与社会 · 计算机科学 2024-02-16 Chloe Conrad , Carole Adam

Over the past decades, improvements in data collection hardware coupled with novel artificial intelligence algorithms have made it possible for researchers to understand urban environments at an unprecedented scale. From local interactions…

人机交互 · 计算机科学 2024-10-30 Joao Rulff , Giancarlo Pereira , Maryam Hosseini , Marcos Lage , Claudio Silva

Multimedia anomaly datasets play a crucial role in automated surveillance. They have a wide range of applications expanding from outlier objects/ situation detection to the detection of life-threatening events. For more than 1.5 decades,…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Pratibha Kumari , Anterpreet Kaur Bedi , Mukesh Saini

We introduce a novel, practically relevant variation of the anomaly detection problem in multi-variate time series: intrinsic anomaly detection. It appears in diverse practical scenarios ranging from DevOps to IoT, where we want to…

Human trajectory anomaly detection has become increasingly important across a wide range of applications, including security surveillance and public health. However, existing trajectory anomaly detection methods are primarily focused on…

机器学习 · 计算机科学 2024-11-05 Yueyang Liu , Lance Kennedy , Hossein Amiri , Andreas Züfle

Human-like Agents with diverse and dynamic personalities could serve as an essential design probe in the process of user-centered design, thereby enabling designers to enhance the user experience of interactive applications. In this…

人机交互 · 计算机科学 2024-06-18 Jiale Li , Jiayang Li , Jiahao Chen , Yifan Li , Shijie Wang , Hugo Zhou , Minjun Ye , Yunsheng Su

Mobile crowdsensing allows a large number of mobile devices to measure phenomena of common interests and form a body of knowledge about natural and social environments. In order to get location annotations for indoor mobile crowdsensing,…

密码学与安全 · 计算机科学 2017-08-22 Qiang Xu , Rong Zheng , Ezzeldin Tahoun

Understanding urban mobility patterns and analyzing how people move around cities helps improve the overall quality of life and supports the development of more livable, efficient, and sustainable urban areas. A challenging aspect of this…

计算机与社会 · 计算机科学 2024-09-05 Prabin Bhandari , Antonios Anastasopoulos , Dieter Pfoser

While benefiting people's daily life in so many ways, smartphones and their location-based services are generating massive mobile device location data that has great potential to help us understand travel demand patterns and make…

机器学习 · 计算机科学 2020-12-10 Chenfeng Xiong , Aref Darzi , Yixuan Pan , Sepehr Ghader , Lei Zhang

Perceiving the surrounding environment in terms of objects is useful for any general purpose intelligent agent. In this paper, we investigate a fundamental mechanism making object perception possible, namely the identification of…

人工智能 · 计算机科学 2018-10-12 Nicolas Le Hir , Olivier Sigaud , Alban Laflaquière

In this paper we are interested in the task of searching and tracking multiple moving targets in a bounded surveillance area with a group of autonomous mobile agents. More specifically, we assume that targets can appear and disappear at…

系统与控制 · 电气工程与系统科学 2023-02-02 Savvas Papaioannou , Panayiotis Kolios , Theocharis Theocharides , Christos G. Panayiotou , Marios M. Polycarpou

Driving on roads is restricted by various traffic rules, aiming to ensure safety for all traffic participants. However, human road users usually do not adhere to these rules strictly, resulting in varying degrees of rule conformity. Such…

机器人学 · 计算机科学 2022-07-25 Daniel Bogdoll , Moritz Nekolla , Tim Joseph , J. Marius Zöllner

A classical approach to abnormal activity detection is to learn a representation for normal activities from the training data and then use this learned representation to detect abnormal activities while testing. Typically, the methods based…

计算机视觉与模式识别 · 计算机科学 2019-08-14 Royston Rodrigues , Neha Bhargava , Rajbabu Velmurugan , Subhasis Chaudhuri

Traffic congestion anomaly detection is of paramount importance in intelligent traffic systems. The goals of transportation agencies are two-fold: to monitor the general traffic conditions in the area of interest and to locate road segments…

机器学习 · 计算机科学 2022-06-30 Zhuangwei Kang , Ayan Mukhopadhyay , Aniruddha Gokhale , Shijie Wen , Abhishek Dubey

Simulation is a crucial tool for accelerating the development of autonomous vehicles. Making simulation realistic requires models of the human road users who interact with such cars. Such models can be obtained by applying learning from…

Understanding human behavior and society is a central focus in social sciences, with the rise of generative social science marking a significant paradigmatic shift. By leveraging bottom-up simulations, it replaces costly and logistically…

社会与信息网络 · 计算机科学 2026-04-13 Jinghua Piao , Yuwei Yan , Jun Zhang , Nian Li , Junbo Yan , Xiaochong Lan , Zhihong Lu , Zhiheng Zheng , Jing Yi Wang , Di Zhou , Chen Gao , Fengli Xu , Fang Zhang , Ke Rong , Jun Su , Yong Li

Virtual Human Simulation has been widely used for different purposes, such as comfort or accessibility analysis. In this paper, we investigate the possibility of using this type of technique to extend the training datasets of pedestrians to…

计算机视觉与模式识别 · 计算机科学 2019-05-02 Marcelo C. Ghilardi , Leandro Dihl , Estevão Testa , Pedro Braga , João P. Pianta , Isabel H. Manssour , Soraia R. Musse