| This article compares the characteristics of the goals of the last four semi-finals for three seasons.The reason is that the performance of the AFC Champions League in China in the past two years is not satisfactory.Through the research we can find the characteristics of the goals of the last three AFC semi-finals and the differences and characteristics of the semi-finals of the Middle East and West Asian teams,not only conducive to the guidance of future training and competition,but also for the development of China's football to provide some Useful theoretical basis.In order to achieve the purpose of this study,this paper uses the methods of literature review,expert interviews,video observation,mathematical statistics and logical analysis to analyze the characteristics of the goals of the semi-finals of the AFC Champions League for the 2015-2017 season.Finally,there are some suggestions for future training and competition.The main conclusions are as follows:(1)The 2015 semi-finals averaged 1.83 goals per game.The 2016 semi-finals averaged3.5 goals per game.The 2017 semi-finals averaged 2.33 goals per game,and from the average goal scoring rate,It can be seen that there have been more exciting goals in the 2016 season;the average percentage of goals per game for the East Asian team in the AFC Champions League 2015-2017 season was 1.67,and the average score per game for the West Asian team was 2.17.The difference between the two games averaged 0.5 goals,which indicates that the West Asian team has a better ability to score goals.(2)In the last three semi-finals,the second half scored more than the first half.The last15 minutes in the first half accounted for 20% of all goals,ranking first in all time periods,and the percentage of goals in the second half.Declining trend,the scores in the first half show an increasing trend;the time most scored in the East Asian team games is 0-30min;the scores scored by the West Asian team in 31-45 min and 46-60 min are the most,indicating that East Asia The team entered the match in the first half faster,while the West Asian team's first half ended and the second half started better.(3)In the last three quarter-finals,the position attack is still an important means of attack.The percentage of attacking possessions gradually increases.The player uses the foot directlyto shoot is the main way to score goals,and more goals occur in the penalty area.Within the 2districts,the goal scored more in the 7th zone of the woodwork.(4)In the comparison of the scoring characteristics of East and West Asian teams,the offensive position is the main offense,accounting for 45% and 54% respectively.In addition,the East Asian team's offensive approach is more rapid offense.35%,while West Asia team accounted for 27%;in the end,the foot directly shot is the main scoring method,the East Asian team's other scoring methods are distributed in a balanced manner,while the West Asian team's catch adjustment shots ranked second,accounting for 31%,the two areas in the penalty area are the main areas of the goal.In the comparison of shots in the frame area,the East Asian team has the most 6 areas,and the West Asia team has the most areas.(5)In the last three quarter-finals,the forward was still the most goal-scored position,but it showed a decreasing trend year by year.The scores of the avant-garde and defending players showed an increasing trend;the scores of the former defenders of the East Asian team accounted for Than the largest,accounting for 55%,followed by the forward.The West Asia team scored the most goals in the forwards,accounting for 58%,followed by avant-garde. |
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