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This paper filters out the sport quality evaluation indicators of taekwondo athletes' special physical stamina through the questionnaire and mathematical statistics method and finally determines the specific evaluation indicator to measure Taekwondo special physical stamina through the process of mathematical statistics. Taking the sport quality indicators of Taekwondo athletes' special physical stamina for example, this paper uses principal component analysis method, evaluates the comprehensive evaluation level of each sport quality indicator of taekwondo athletes' special physical stamina, determines the importance and weight of each indicator, establishes the indicator evaluation criteria of Taekwondo Athletes' sport quality, and provides a theoretical basis for the daily training of taekwondo coaches and athletes.

The Sport Quality Indicator Weight Research of Taekwondo Athletes Based On Principal Component Analysis