Yoon Jiwun
Department of Sports Science, Korea National Sport University, Seoul, Korea
[ 1 ] - The Evaluation of the Team Performance of MLB Applying PageRank Algorithm
Background. There is a weakness that the win-loss ranking model in the MLB now is calculated based on the result of a win-loss game, so we assume that a ranking system considering the opponent’s team performance is necessary. Objectives. This study aims to suggest the PageRank algorithm to complement the problem with ranking calculated with winning ratio in calculating team ranking of US MLB. ...
[ 2 ] - The Relative Age Effect of Elite Taekwondo Athletes
Background. It is because athletes’ physique, physical strength and experience are vital in sports. Objectives. This study was conducted to confirm the relative age effect in Taekwondo, which is an important factor in sports. Methods. Data on the date of birth of 12,054 Taekwondo athletes registered in the Korean Sports Association and data on the date of birth of 11,034,421 public data by th...
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