| The World Badminton Federation is making every effort to carry out the reform of the new scoring system of "11-point system",and is conducting water trials in low-level competitions of all sizes.As the highest-level professional badminton event in China,the Chinese Badminton Club Super League is the platform for the practice of high-level athletes in China.The Chinese Badminton Association has implemented the " 11-point system" in the decision of the Club Super League in 2020 to adapt to the international reform situation in advance.Provides help for future competition practice of athletes.This paper makes data statistics and analysis on the score,scoring gap,winning form,competition duration,stalemate time per point,number of stalemate shots per point,launching form per point,landing position,the technology used in the scoring beats and other indicators through the analysis of the total 290 games of 1022 matches of eight teams in the 2020 China badminton super league,This paper studies the winning law and key points of the new competition system of "11 point system",and puts forward targeted opinions and Constructive suggestions for the training and competition of Chinese badminton players according to the results of factor analysis.Using the methods of literature research,video observation,survival analysis and factor analysis,this paper studies the competition of China badminton super league in 2020,,it draws the following main conclusions:(1)From the structural characteristics of winning form,we add up their formsthatare"win-win-win","win-win-lost-win","win-lost-win-win","win-lost-win-lost-win","win-lost-lost-win-win","win-win-lost-lost-win",In addition to 74.5%of men’s singles,the proportion of all other items exceeds 85%,which are 87.4%of men’s doubles,85.9%of women’s singles,86.4%of mixed doubles and 88%of women’s doubles respectively.and we can find that that winning the first game is of great value and significance to the final victory of the game.(2)From the difference characteristics of the winning form,the difference between"win-win-win" and "win-win-lost-win" is Salient and relatively stable between games,and the difference between "lost-win-win-win" and "win-lost-win-win" is Slight and relatively stable between games.(3)From the key points of winning form:①the winning form to win the first round shows the rule of 6 points on the whole,and the key points are between 6 points and 9 points;The winning form of the first round failure shows the rule of 7 points on the whole,and the key points appear between 6 and 10 points.②When the score is 3:0 to win,it shows the rule of "six points",with key points appearing between 5 and 7;When the score is 3:1 to win,it shows the rule of "six points",with key points appearing between 6 and 9;When the score is 3:2 to win,it shows a "six point rule",with key points appearing between 6 and 9.③ The winning characteristics of men’s doubles match showed "middle and back section rule",and the key points were 6 to 8 points.The winning characteristics of mixed doubles show the rule of "6 points and 7 points",and the key points are 5 points to 8 points.The key points of women’s doubles are 3 to 10;The winning characteristics of men’s singles show a"middle and back section rule",and the key points are 5 to 10 points.The winning characteristics of women’s singles show the rule of "6 points and 7 points",and the key points are 6 to 10 points.(4)From the characteristics of winning factors;①According to the factor analysis,the score level of individual events in badminton super league in 2020 is jointly determined by five factors Based on a certain weight.The influence of each index on the comprehensive score can be seen from the variance contribution rate(i.e.weight).Among them,the stalemate factor(number of stalemate beats per minute,stalemate time per minute)plays a vital role,followed by the impact of the end factor(landing position,use technology of score beat),while the impact of the launch form index per minute is low.②According to the results of factor analysis,the comprehensive scoring formula of men’s doubles in 2020 China badminton super league:F=0.39764*F1+ 0.27318*F2;Comprehensive scoring formula of Mixed Doubles:F=0.39539*F1+0.27963*F2;Comprehensive scoring formula of women’s Doubles:F=0.39539*F1+0.25881*F2;Comprehensive scoring formula of men’s singles:F=0.39965*F1+0.28543*F2;Comprehensive scoring formula of women’s singles:F=0.3888*F1+0.2566*F2. |
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