Comparative Study On The Osculation Value Method Of Chinese And Japanese Women's Team Attacking And Defending Ability In The 54th World Table Tennis Championships

The Chinese table tennis team has achieved many outstanding results in major competitions.On April 29,2018,the 54 th World Table Tennis Championships team competition ended in Halmstad,Sweden.The Chinese table tennis women's team won the championship under the competition of 10 national women's teams.In the 54 th championship game,although the Chinese women's team won the championship,during the game,the runner-up Japanese table tennis team showed good competitive strength and showed a very advanced style in technical aspects.This study explores the differences in offensive and defensive capabilities of the Chinese women's team through the close value method combined with the three-stage method,and provides support for the women's table tennis team in China.Taking 7 women's athletes from China and Japan in the 54 th World Table Tennis Championships as the research object,using the methods of literature,video observation,mathematical statistics and other research methods,the offensive and defensive capabilities of athletes were measured by the three-segment method of table tennis.analysis.Using the calculation of the close value method,the offensive and defensive capabilities of the athletes and the overall offensive and defensive techniques are evaluated based on the close value data.Using the three-stage method,the level of attack and defense ability of the Chinese and Japanese women's athletes in the 54 th World Table Tennis Championships is finally obtained: the overall level ofthe Chinese team is better than that of the Japanese team;the Japanese team's overall level of defense is better than the Chinese team;The Chinese team's attacking skills and the Japanese team's average strength;the Chinese team's defensive ability is better than the Japanese team;the Chinese team's ability to compete in the offensive level is better than the Japanese team;the Japanese team's defensive ability is better than the Chinese team.The order in which the close values?are calculated is Ding Ning,Liu Shiwen,Ishikawa Kazuo,Ito Meicheng,Wang Mangyu,Zhu Yuling,and Hirano Miyu.The results show that in addition to the Chinese athlete Ding Ning,the comprehensive evaluation of the Japanese athletes Hirano Mio and Ito Meicheng is higher than that of the Chinese athletes.This shows that after considering a number of indicators,the Japanese women's team is stronger than the Chinese athletes.There are also unsatisfactory limitations in the process of obtaining data.In the 54 th World Table Tennis Championships,each player has limited playing time and cannot guarantee that the game data is a match between the Chinese team and the Japanese team.This is a shortcoming.The close value method using multiple indicators is evaluated in the field of table tennis.The data obtained are very scientific and objective,and then have more reference significance in table tennis research activities.