北京田径世锦赛奖牌分布区域特征分析

The Feature Analysis of Medal Distribution in IAAF World Championship in Beijing

通过录像观察、数理统计等方法对北京田径世锦赛项目金牌、奖牌的区域分布进行归纳统计,分析奖牌分布的区域特征,进而得出各个区域的项目特征.研究发现,奖牌主要分布在欧洲、美洲、非洲等国家(地区),其中,美洲在速度性和跳跃等项目仍然展现出了强劲实力,欧洲在快速力量性项目上具备强大的实力;非洲的中长跑凸显出强大的优势,但竞走项目仍然不强势;全能项目的奖牌都被欧、美洲所瓜分;亚洲除了保持原有的竞走、投掷优势项目外,在短跑、跳跃项目上也取得了一定的突破.

By means of mathematical statistics and video observation,this paper analyzes the regional features of championship medals distribution in the IAAF World Championship in Beijing in order to make a conclusion on each project in different regions.Through research results,the medals mainly distribute in Europe,America,Africa and other countries（regions）.America shows the immense power in the speed and jump items;Europe displays its strength in the fast power items;Africa predominates in middle distance race,but walking is still not strong;Europe and America take up all the medals in decathlon;Asia makes some breakthroughs in sprint and jump,maintaining the advantages in waking,throwing and some traditional items.