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The balancing act: Identifying multivariate sports performance using Pareto frontiers.
Tim Newans1,2, Phillip Bellinger1, Clare Minahan1
1Griffith Sports Science, Griffith University, Gold Coast, QLD, Australia.
Frontiers in Sports and Active Living
|August 22, 2022
Summary
Pareto frontiers identify elite athletes balancing multiple, often conflicting, sports metrics. This method highlights players with optimal performance across various attributes, not just single-metric leaders, enhancing talent evaluation in sports like cricket.
Area of Science:
- Sports Science
- Data Analytics
- Performance Optimization
Background:
- Athletes require a complex interplay of physical, physiological, psychological, and skill attributes.
- Conflicting attributes pose challenges for identifying top performers at elite levels.
- Traditional single-metric analysis may overlook athletes with balanced, multi-attribute excellence.
Purpose of the Study:
- To introduce Pareto frontiers as a method for identifying athletes with optimal multi-attribute balance.
- To explore trade-offs between key batting and bowling metrics in Twenty20 cricket.
- To demonstrate the utility of Pareto frontiers in talent assessment.
Main Methods:
- Applied Pareto frontier analysis to batting average vs. strike rate.
- Analyzed bowling strike rate, economy, and average using Pareto frontiers.
- Utilized data from 891 matches across the men's (MBBL) and women's (WBBL) Australian Big Bash Leagues.
Main Results:
- Identified 12 optimal batting innings and 9 optimal careers in MBBL; 7 optimal innings and 6 optimal careers in WBBL.
- Identified 3 optimal bowling innings and 5 optimal careers in MBBL; 3 optimal innings and 6 optimal careers in WBBL.
- Found optimal players who did not lead in any single metric when analyzed univariately.
Conclusions:
- Pareto frontiers effectively identify athletes with a balanced optimal profile across multiple, potentially conflicting, metrics.
- This technique is valuable for talent identification, especially when metrics are uncorrelated or negatively correlated.
- The study showcases Pareto frontiers as a robust tool for multi-metric sports performance analysis.
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