Results 11 to 20 of about 199,681 (243)

Statistical analysis of the crowd dynamics in Al-Masjid Al-Nabawi in the city of Medina, Saudi Arabia [PDF]

open access: yesInternational Journal of Crowd Science, 2018
Purpose - The purpose of this study is to analyze the crowd dynamics of the visitors at Al-Masjid al-Nabawi during the most oversaturated period to characterize the most critical conditions and suggest technical solutions to accommodate visitors and ...
Hassan M. Al-Ahmadi   +3 more
doaj   +1 more source

How people with disabilities influence crowd dynamics of pedestrian movement through bottlenecks

open access: yesScientific Reports, 2022
Despite considerable research efforts, most controlled empirical studies on crowd movement usually rely on homogeneous crowds, i.e., research participants are typically young adults without disabilities.
Paul Geoerg   +3 more
doaj   +1 more source

Saturated Fronts in Crowds Dynamics

open access: yesAdvanced Nonlinear Studies, 2021
AbstractWe consider a degenerate scalar parabolic equation, in one spatial dimension, of flux-saturated type. The equation also contains a convective term. We study the existence and regularity of traveling-wave solutions; in particular we show that they can be discontinuous.
Juan Campos   +2 more
openaire   +5 more sources

Unit Sliding Mode Control for Disturbed Crowd Dynamics System Based on Integral Barrier Lyapunov Function

open access: yesIEEE Access, 2020
This paper presents a new tracking controller for a crowd dynamics system. The crowd dynamics are described by a continuum model in the macro-scale.
Wei Qin
doaj   +1 more source

Modeling Pedestrian Motion in Crowded Scenes Based on the Shortest Path Principle

open access: yesApplied Sciences, 2021
In the computer vision field, understanding human dynamics is not only a great challenge but also very meaningful work, which plays an indispensable role in public safety.
Yi Zou, Yuncai Liu
doaj   +1 more source

The Wisdom of the Crowd in Dynamic Economies [PDF]

open access: yesSSRN Electronic Journal, 2017
The wisdom of the crowd applied to financial markets asserts that prices represent a consensus belief that is more accurate than individual beliefs. However, a market selection argument implies that prices eventually reflect only the beliefs of the most accurate agent. In this paper, we show how to reconcile these alternative points of view. In markets
Dindo, Pietro, Massari, Filippo
openaire   +5 more sources

Multiscale modeling of granular flows with application to crowd dynamics [PDF]

open access: yes, 2010
In this paper a new multiscale modeling technique is proposed. It relies on a recently introduced measure-theoretic approach, which allows to manage the microscopic and the macroscopic scale under a unique framework.
Cristiani, Emiliano   +2 more
core   +3 more sources

Invisible control of self-organizing agents leaving unknown environments [PDF]

open access: yes, 2016
In this paper we are concerned with multiscale modeling, control, and simulation of self-organizing agents leaving an unknown area under limited visibility, with special emphasis on crowds.
Albi, Giacomo   +3 more
core   +3 more sources

Modeling micro-macro pedestrian counterflow in heterogeneous domains [PDF]

open access: yes, 2010
We present a micro-macro strategy able to describe the dynamics of crowds in heterogeneous media. Herein we focus on the example of pedestrian counterflow. The main working tools include the use of mass and porosity measures together with their transport
Evers, Joep, Muntean, Adrian
core   +9 more sources

DDDAS-based Information-Aggregation for Crowd Dynamics Modeling with UAVs and UGVs

open access: yesFrontiers in Robotics and AI, 2015
Unmanned aerial vehicles (UAVs) and unmanned ground vehicles (UGVs) collaboratively play important roles in crowd tracking for applications such as border patrol and crowd surveillance.
Yifei eYuan   +3 more
doaj   +1 more source

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