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Article History

Received: 9 September 2024

Revised: 11 December 2024

Accepted: 26 December 2024

First Online: 22 January 2025

Declarations

:

: Ethics approval from the University of Turku ethics committee was not required for this study, as it involved only one subject who provided informed consent prior to participation. The inclusion of a high-quality athlete as the subject was deemed essential due to the natural test data generated by the athlete’s video framerate and high movement speed. Recognizable facial features have been blurred since head movements during the performance were not within the scope of this study. The subject’s consent includes the following conditions: (1) The distribution and use of videos are restricted to producing the results reported in this paper. (2) Video material will not be shared with other research groups without prior consultation with the test subject. (3) Facial features are blurred to protect the subject’s identity.

: Informed consent was obtained from all subjects involved in the study.

: The authors declare that they have no Conflict of interest.