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Wyświetlanie 1-2 z 2
Tytuł:
Biomechanical analysis of Yangs spear turning-stab technique in Chinese martial arts
Autorzy:
Liu, Yufeng
Kong, Jianguo
Wang, Xiuping
Shan, Gongbing
Powiązania:
https://bibliotekanauki.pl/articles/1922261.pdf
Data publikacji:
2020-08-05
Wydawca:
PPHU Projack Jacek Wąsik
Tematy:
3D motion capture
force measurement
phases
hiding
sliding
relative motion
Opis:
The Yang's spear turning-stab was a legendary technique, applied in ancient battles in China. It resulted in numerous famous winnings. The mythical aspect of the technique is a victory in fleeing and back-facing a fighter. Now the skill is a spear technique of Chinese martial arts that is learned and excised by many Chinese Gungfu practitioners. Due to a dearth of scientific study on the skill, the uniqueness and its winning secretes are still unknown. The aim of this study is to demystify the skill by using a synchronized measurement of 3D motion capture (VICON 12 camera system), stab-force measurement (AMTI force platform). Six Gungfu athletes with more than 30 years training experience participated in the study. Both the Yang's spear turning-stab (used by a fleer) and spear forward-stab (used by a chaser) were measured and biomechanically analyzed. The results reveal that there would be six secrets for its historical successes. They are 1) showing weakness (i.e. pretend to be defeated), 2) shortening the stab for quick turning, 3) hiding the stab for a covert attack, 4) leaving less reaction time for opponent, 5) generating higher stab-force than opponent, and 6) leaning backward for a stable stab-posture. These secrets identify elements necessary for systematic training toward a reliable execution of the skill. This skill shows the delicate characteristics of Chinese martial culture. Learning and training the skill would benefit trainees both physically and culturally.
Źródło:
Physical Activity Review; 2020, 2, 8; 16-22
2300-5076
Pojawia się w:
Physical Activity Review
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Analysis of two methods indicating the shoulder joint angles using three dimensional data
Autorzy:
Skublewska-Paszkowska, Maria
Dekundy, Michal
Lukasik, Edyta
Smolka, Jakub
Powiązania:
https://bibliotekanauki.pl/articles/1031705.pdf
Data publikacji:
2018
Wydawca:
PPHU Projack Jacek Wąsik
Tematy:
C3D file
Plug-in Gait biomechanical model
angle calculation methods
motion capture
Opis:
The article contains a comparative analysis of two methods of calculating angles in the shoulder joint of the right upper limb. For the purposes of this study, a marker -vector method was developed that calculates angles based on retroreflective 3D marker’s positions and vectors created on the basis of their positions. Movements from two types of sports (sword fighting and tennis forehand) were analysed. These movem ents were recorded using an optical motion capture system. The obtained results were compared with the values read from the Plug -in Gait biomechanical model from C3D files. The results show that the proposed method is more universal and can be used indepen dently. In addition, the Plug -in Gait model is not adequate for the analysis of the acquired shoulder angles of tennis players.
Źródło:
Physical Activity Review; 2018, 6; 37-44
2300-5076
Pojawia się w:
Physical Activity Review
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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