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Crowd monitoring and analysis in mass events are highly important technologies to support the security of attending persons. Proposed methods based on terrestrial or airborne image/video data often fail in achieving sufficiently accurate…

计算机视觉与模式识别 · 计算机科学 2013-04-24 Roland Perko , Thomas Schnabel , Gerald Fritz , Alexander Almer , Lucas Paletta

In this paper, we present a novel method to recognize the types of crowd movement from crowd trajectories using agent-based motion models (AMMs). Our idea is to apply a number of AMMs, referred to as exemplar-AMMs, to describe the crowd…

计算机视觉与模式识别 · 计算机科学 2018-10-02 Wenxi Liu , Rynson W. H. Lau , Xiaogang Wang , Dinesh Manocha

Crowd flow describes the elementary group behavior of crowds. Understanding the dynamics behind these movements can help to identify various abnormalities in crowds. However, developing a crowd model describing these flows is a challenging…

计算机视觉与模式识别 · 计算机科学 2020-08-19 Shreetam Behera , Debi Prosad Dogra , Malay Kumar Bandyopadhyay , Partha Pratim Roy

This paper attempts to design an intelligent simulation model for pedestrian crowd evacuation. For this purpose, the cellular automata(CA) was fully integrated with fuzzy logic, the kth nearest neighbors (KNN), and some statistical…

多智能体系统 · 计算机科学 2019-12-05 Danial A. Muhammed , Soran A. M. Saeed , Tarik A. Rashid

Trajectory prediction is a fundamental and challenging task for numerous applications, such as autonomous driving and intelligent robots. Currently, most of existing work treat the pedestrian trajectory as a series of fixed two-dimensional…

计算机视觉与模式识别 · 计算机科学 2021-03-17 Pei Lv , Hui Wei , Tianxin Gu , Yuzhen Zhang , Xiaoheng Jiang , Bing Zhou , Mingliang Xu

Current crowd counting algorithms are only concerned about the number of people in an image, which lacks low-level fine-grained information of the crowd. For many practical applications, the total number of people in an image is not as…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Jia Wan , Nikil Senthil Kumar , Antoni B. Chan

We conducted a simple experiment in which one pedestrian passed through a crowded area and measured the body-rotational angular velocity with commercial tablets. Then, we developed a new method for predicting crowd density by applying the…

物理与社会 · 物理学 2019-03-20 Koki Nagao , Daichi Yanagisawa , Katsuhiro Nishinari

We introduce an on-ground Pedestrian World Model, a computational model that can predict how pedestrians move around an observer in the crowd on the ground plane, but from just the egocentric-views of the observer. Our model, InCrowdFormer,…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Mai Nishimura , Shohei Nobuhara , Ko Nishino

Smart video sensors for applications related to surveillance and security are IOT-based as they use Internet for various purposes. Such applications include crowd behaviour monitoring and advanced decision support systems operating and…

计算机视觉与模式识别 · 计算机科学 2019-06-11 Antoine Rimboux , Rob Dupre , Thomas Lagkas , Panagiotis Sarigiannidis , Paolo Remagnino , Vasileios Argyriou

Modeling of crowds of pedestrians has been considered in this paper from different aspects. Based on fractional microscopic model that may be much more close to reality, a fractional macroscopic model has been proposed using conservation…

适应与自组织系统 · 物理学 2016-02-04 Ke-cai Cao , YangQuan Chen , Dan Stuart

We present a novel, real-time algorithm to track the trajectory of each pedestrian in moderately dense crowded scenes. Our formulation is based on an adaptive particle-filtering scheme that uses a combination of various multi-agent…

计算机视觉与模式识别 · 计算机科学 2014-09-17 Aniket Bera , David Wolinski , Julien Pettré , Dinesh Manocha

We present a pedestrian tracking algorithm, DensePeds, that tracks individuals in highly dense crowds (greater than 2 pedestrians per square meter). Our approach is designed for videos captured from front-facing or elevated cameras. We…

机器人学 · 计算机科学 2019-07-30 Rohan Chandra , Uttaran Bhattacharya , Aniket Bera , Dinesh Manocha

In this paper, we present a data-driven approach to generate realistic steering behaviors for virtual crowds in crowd simulation. We take advantage of both rule-based models and data-driven models by applying the interaction patterns…

图形学 · 计算机科学 2015-10-30 Mingbi Zhao

Robots operating in human-populated environments must navigate safely and efficiently while minimizing social disruption. Achieving this requires estimating crowd movement to avoid congested areas in real-time. Traditional microscopic…

机器人学 · 计算机科学 2025-08-28 Maryam Kazemi Eskeri , Thomas Wiedemann , Ville Kyrki , Dominik Baumann , Tomasz Piotr Kucner

We present a new task that predicts future locations of people observed in first-person videos. Consider a first-person video stream continuously recorded by a wearable camera. Given a short clip of a person that is extracted from the…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Takuma Yagi , Karttikeya Mangalam , Ryo Yonetani , Yoichi Sato

Existing deep models predict 2D and 3D kinematic poses from video that are approximately accurate, but contain visible errors that violate physical constraints, such as feet penetrating the ground and bodies leaning at extreme angles. In…

计算机视觉与模式识别 · 计算机科学 2020-07-27 Davis Rempe , Leonidas J. Guibas , Aaron Hertzmann , Bryan Russell , Ruben Villegas , Jimei Yang

We propose an efficient approach to exploiting motion information from consecutive frames of a video sequence to recover the 3D pose of people. Instead of computing candidate poses in individual frames and then linking them, as is often…

计算机视觉与模式识别 · 计算机科学 2015-11-25 Bugra Tekin , Xiaolu Sun , Xinchao Wang , Vincent Lepetit , Pascal Fua

With the advancement in computer vision deep learning, systems now are able to analyze an unprecedented amount of rich visual information from videos to enable applications such as autonomous driving, socially-aware robot assistant and…

计算机视觉与模式识别 · 计算机科学 2021-07-19 Junwei Liang

Modeling and simulation approaches that express crowd movement with mathematical models are widely and actively studied to understand crowd movement and resolve crowd accidents. Existing literature on crowd modeling focuses on only the…

多智能体系统 · 计算机科学 2023-02-27 Ryo Nishida , Masaki Onishi , Koichi Hashimoto

Understanding the complex behavior of pedestrians walking in crowds is a challenge for both science and technology. In particular, obtaining reliable models for crowd dynamics, capable of exhibiting qualitatively and quantitatively the…

物理与社会 · 物理学 2018-04-12 Alessandro Corbetta , Luca Bruno , Adrian Muntean , Federico Toschi