It is worth noting that research is continuously evolving, and new studies may have been published since my last update. Therefore, I recommend consulting academic databases, research publications, and sports science journals for the most recent studies on eye-tracking and specifically in martial arts or karate specifically.1
References
1Ghazi MA, Kadhim MAA, Aldewan LH, Almayah SJK. Facial fingerprint analysis using artificial intelligence techniques and its ability to respond quickly during karate (kumite). Journal of Human Sport and Exercise. 2024;19(2):679-689. doi:10.14198/jhse.2024.192.20