2014 World Cup Semi-Final Men’s Basketball Team Substitutes Usage Research

With the continuous development of national basketball team’s overall strength has put forward higher requirements. Improve substitutes level to enhance the overall strength of the team has a tremendous help. Therefore, further study of the world’s high-level basketball teams for the use of substitutes, learn from their successes substitutes for national basketball team training and the ability to raise a greater practical significance. In this paper, the 2014 Basketball World Cup semi-finalists the use of substitutes for the study, through literature, video observation, mathematical statistics and logical analysis of the semi-finalists have participated in 12 games for the team bench players using statistical analysis, summarized its characteristics, the following conclusions:1. From the four teams to find substitutes for the use of four teams playing time substitute in about 80 minutes, higher than the 74 minutes and the race team. The number has gone relatively close, are 6-7 players. Four teams of players off the bench contribution rate is higher than with race teams, four teams ability is stronger than substitutes Teams substitutes. Description substitute appearances in the game more and more, the role is also growing. Bench strength is stronger, the stronger the team’s overall strength.2. The difference between the bench and the main players of the data must be less than four teams with the race team. In terms of scoring, rebounding, assists, steals, hit rate, four teams of substitutes should be closer to the main players. Especially in terms of shooting, the four teams with the main bench there was no significant difference. Description four teams scoring ability is also very strong bench, also it shows four teams substitutes offensive, defensive ability to be closer to the end of the main players, coaches, substitutes for more trust.3. Four teams will be accompanied by strategic and tactical substitution change, the more anxious the score match, the number of substitutes will play more. Description of the stronger substitutes, coaches available to more people, the kind of tactics will be more abundant, tactical success rate ratio will be higher.4. When you need to adjust, coaches will take the initiative to change the situation Substitution request. When foul, turnovers, etc. appear in the big game players, the team will react quickly. Four teams deadlocked the score, the points difference in 5 minutes or so, the most frequent substitutions, playing the number of substitutes is also up, a replacement, most cases put on a substitutes. In the fourth quarter of the number of substitutes play still more, indicating that the coach will not affect the identity of the main and reserve their substitutions decision.5. Four teams in the main foul, when too many mistakes, will put on the bench with the position after the team playing often have better results, the ability is not bad. When backward when needed rebounding protection, will put on the substitutes we have skills. When the main rotation to rest, four teams are often put on offense and defense is good。And Bench to quickly play continued to put pressure to the opponent, in order to expand the advantage. In the final score deadlocked situation, the four teams will use experienced, outstanding ability to replace veteran key players in turnover prone player.6. Four teams have put on the bench for the future, offense, in scoring, has a better effect on offensive rebounds. Defensively, defensive rebounds and blocked shots in terms of results were quite good.