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Polarised crowd in motion: insights into statistical and dynamical behavior.
Pratikshya Jena1, Shradha Mishra2
1Department of Physics, IIT(BHU), Varanasi, 221005, U.P., India. pratikshyajena.rs.phy20@itbhu.ac.in.
Scientific Reports
|December 27, 2024
Summary
Race staff presence impacts crowd dynamics, creating wave patterns in participant velocity and density. Removing staff slightly weakens fluctuations but doesn't alter overall crowd motion characteristics.
Area of Science:
- Physics
- Social Sciences
- Complex Systems
Background:
- Human crowds exhibit complex statistical and dynamical properties.
- Previous experiments by Bain et al. (2019) studied marathon race dynamics.
Purpose of the Study:
- To computationally model marathon races and investigate the impact of race staff on crowd dynamics.
- To analyze how race staff influence participant velocity, density, and overall crowd behavior.
Main Methods:
- Development of a computational model simulating marathon races.
- Comparison of simulated races with and without the presence of race staff.
- Analysis of local velocity and density patterns, and their fluctuations.
Main Results:
- Simulated races with and without staff showed traveling wave patterns in velocity and density.
- These waves propagated at a constant speed, independent of system size.
- Absence of race staff led to weakened density and velocity fluctuations.
Conclusions:
- Race staff presence influences crowd dynamics, particularly wave patterns.
- Crowd motion characteristics remain largely consistent even without staff, with minor reductions in fluctuations.
- Findings offer insights for effective crowd management strategies in large events.
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