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Investigating the Emergence of Collective States Within Rugby Sevens Gameplay.
Hayden Koudela1, Timothy M Schaerf1, Timothy Lathlean1,2,3
1School of Science and Technology, University of New England, Armidale, New South Wales, Australia.
Journal of Sports Sciences
|January 24, 2024
Summary
Rugby sevens teams show more order during defense than offense. Player movement alignment correlates with team speed, suggesting training focused on cohesive defense and disruptive offense is beneficial.
Area of Science:
- Sports Science
- Collective Behavior
- Physics of Complex Systems
Background:
- Rugby sevens is a fast-paced team invasion sport demanding cohesive unit play.
- Team dynamics in invasion sports can be modeled as self-organizing systems.
- Collective movement analysis, inspired by animal behavior, offers novel insights into team sports.
Purpose of the Study:
- To investigate emergent patterns of order and disorder in sub-elite female rugby sevens.
- To characterize team collective states during different game phases using order parameters.
- To explore the relationship between player motion, team speed, and game outcomes.
Main Methods:
- Application of order parameters, typically used for particle systems, to analyze rugby sevens gameplay.
- Characterization of collective states during attacking and defensive phases.
- Correlation analysis between player alignment, group speed, and ground gained.
Main Results:
- Defensive gameplay exhibits greater order and more compact formations compared to attacking play.
- A significant correlation exists between player motion alignment and overall group speed.
- Distinct collective states emerge based on the attacking team's success in gaining ground.
Conclusions:
- Defensive cohesion and order are crucial for resisting opposition attacks.
- Attacking strategies should aim to disrupt the opponent's defensive cohesion and order.
- Order parameters provide a valuable quantitative tool for analyzing team dynamics in rugby sevens.
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