| There is a famous saying in basketball:offense wins the crowd,defense wins the championship.This shows the importance of defense to a champion team.In the game,the reasonable use of the body,basketball defensive actions,tactical cooperation,to destroy the opponent’s attack,cause the opponent’s mistakes,for more offensive ball rights to win the game.With the development of The Times,defense is also different from the past,from the passive defense,individual active defense,to now the defensive end of the active attack into the active passive and based on the excellent individual defense based on a variety of defensive tactics.Guangdong Dongguan Bank went 11-0 in the 2018-19 CBA playoffs to win the championship this season.Among the opponents in the playoffs,the team with accurate outside line and rapid change of attack and defense,the team with Li Muhao and Shen Zijie inside the tower of Shenzhen,the team with balanced inside and outside line and neat personnel configuration,Xinjiang.Against the opponents with different tactical styles and offensive characteristics,Guangdong Dongguan Bank Team won the opportunity through excellent personal defensive skills,tacit defensive cooperation and flexible and changeable defensive tactics.The distinctive and flexible and changeable defense is the guarantee for Guangdong Dongguan Bank Team to win the final victory.In this paper,through using the method of literature study,video observation,mathematical statistics,comparative analysis,the 2018-2019 season CBA playoffs guangdong dongguan bank 11 games to the statistics,analysis its face different teams in the playoffs game chooses different defensive tactics of the related data,the following conclusions:1.By using the rank-sum ratio evaluation method to analyze the defensive end data of Guangdong team in the 2018-2019 playoffs,compared with the previous seasons,the defensive end data score of Guangdong team in the championship season is 0.75,which is the highest in recent seasons.Guangdong was the only team to receive an A rating on defense compared to the team that made the playoffs this season,so it was the defensive performance that was the key to the title。2.Taking advantage of the advantages of well-equipped team personnel and large number of rotators,the team should take the initiative to attack,and use different proportions of full-court press defense and full-court press man-to-man defense according to different opponents to destroy the opponent’s attack rhythm,consume its physical strength and cause mistakes,and play a fast defensive counterattack.In the full-court defense tactics,the zone press is dominated by 2-2-1 and 1-2-1-1,and the full-court press is dominated by man-marking before the full-court press.3.Half-court position defense,guangdong team most of the halfcourt expansion of man-to-man defense.In the match against Shenzhen team,the strong individual ability of the two small foreign players made the man-marking effect of Guangdong team not ideal.Using TOPSIS analysis method,it was concluded that the CI value of Guangdong team in the second and third games did not reach 0.5.When facing Xinjiang in the final,the average height of Xinjiang was superior and its offensive ability was strong inside,but the CI of Guangdong team in the second and third games did not reach 0.5.Therefore,Guangdong team chose regional defense to limit the opponent’s attack according to different opponents and their offensive characteristics.4.When using half-court zone defense,different zone defense should be selected according to the inside and outside characteristics of the opponent In view of the shenzhen team inside line is relatively weak,outside the double small foreign aid and domestic players play a good situation decisive use of 3-2 regional joint defense to limit its outside play.Xinjiang team has strong offensive ability in the inside line,and the average height of the situation,the use of 2-3 regional joint defense to attack the opponent’s inside line,increase the backcourt rebound struggle.Using TOPSIS to analyze the regional joint defense of Guangdong team,it can be seen that the best CI value of 2-3 regional joint defense of Guangdong team reaches more than 0.5.5.In the defensive fast break,the forward and guard players quickly return defense to avoid the situation that the opponent plays more and less.When the opponent launches the fast break,the defender close to the ball carrier quickly steps forward to defend and interfere with his passing and advancing. |
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