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The Finishing Space Value for Shooting Decision-Making in High-Performance Football
Nelson Caldeira1, Rui J Lopes2,3, Duarte Araujo1
1CIPER, Faculdade de Motricidade Humana, Universidade de Lisboa, 1499-002 Cruz Quebrada, Portugal.
Sports (Basel, Switzerland)
|August 28, 2024
Summary
Football players
Area of Science:
- Sports Science
- Biomechanics
- Motor Control
Background:
- Football players' decision-making in finishing situations is influenced by perceived game information.
- This decision-making is a collective process, guided by perceived match affordances rather than individual choice.
Purpose of the Study:
- To develop and validate a model quantifying "Finishing Space Value" (FSV).
- To assess if FSV captures players' perceived affordances regarding shot reachability and opposition interference.
Main Methods:
- Collected spatiotemporal data from high-performance football matches.
- Calculated FSV using Voronoi diagrams, distances, and angles to the goal line.
- Validated FSV against expert coaches' opinions on 50 finishing situations.
Main Results:
- A strong association was found between FSV and expert coaches' perception of shot probability (R²=0.6706).
- The FSV model accurately predicted expert opinions on optimal finishing options.
- FSV effectively quantifies shooting circumstances' affordances for decision-making.
Conclusions:
- FSV is a promising metric for analyzing shooting situations in football.
- This model can enhance match analysis and inform coaching practices for skill development.
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