The Comparative Analysis Of Attack And Defense Technical Indexes Between Chinese Blind Football Team And Their Opponents In The 16th Paralympic Games Based On RSR Method And Grey Correlation Analysis

Research objectives: By analyzing the data of offensive and defensive technical indicators of China’s blind football team,this study accurately positioned the competitive ability of China’s blind football team,found out the gap between China’s blind football team and its opponents at both ends of the offensive and defensive end and the main factors affecting the game results,explored the causes of the above problems,and triggered all-round thinking from the objective data.In order to provide suggestions for the future development of blind football in China.Object and method: The object of study is the attack and defense technology of the Chinese blind Football team and other 7 national teams in the 16 th Paralympic Games.At the same time,through the method of literature,expert interview,video observation,mathematical statistics,RSR comprehensive evaluation method and grey correlation analysis,summed up the gap between the Chinese men’s blind football team and other national teams in the 16 th Paralympics blind football game in attack and defense skills.To provide real and effective guidance and theoretical basis for the coaches,guides and staff of the blind football team at all levels in the future training and competition.Research conclusions: 1.According to the comprehensive evaluation of RSR,there is a big gap in the comprehensive strength of attack and defense among blind football teams in this Paralympic Games,and 8 teams can be divided into five levels.Among them,the RSR value of attack and defense of the Chinese team ranks the second place,and the offensive ability is stronger than the defensive ability.2.According to the grey correlation degree,among the main factors affecting the result of the match,only the passing success rate of the Chinese team and its opponents has a significant difference.In contrast,the Chinese team has no obvious advantage in offensive and defensive techniques.3.In the aspect of attack,the Chinese team used short pass more times in passing,with high success rate,and opened up the gap between the rivals.The attacking way of Chinese team is mainly flank attack,and most of them are individual breakthrough.China’s scoring method is mainly dribbling shooting,three goals are dribbling shooting.The number of offensive errors occurred more,lost a lot of offensive opportunities.4.In terms of defense,the Chinese team grabs the ball more often,but succeeds less,so the efficiency is low.Breaking technique is more mature,breaking ability is outstanding,for the team to win a lot of ball rights.The plugging technology has the problems of insufficient plugging awareness and low plugging efficiency.The number of defensive mistakes,for the overall defense of the pressure.5.In terms of goalkeepers and ushers,in the Chinese team,the goalkeepers passed the most forward and the most successful passes to the back.The lead in front of the most times,the highest success rate in the middle of the command.