2020赛季中超联赛参赛球队攻防的综合实力评价

目的探究赛会制规则下中超联赛参赛球队攻防综合实力,并对队伍实力分布进行合理的档位划分,为评价赛会制下中超球队技战术水平提供参考。方法采用文献资料法、TOPSIS法、秩和比法和数理统计法对2020赛季中超联赛参赛队伍攻防技术指标表现进行分析。结果1)在进攻方面北京国安、广州恒大的进攻>0.6978,进攻实力较强。在防守方面上海上港、江苏苏宁的防守>0.6121,防守实力较强。2)在进攻指标上,进球数、控球率、关键传球、禁区内进球4项指标在不同档次球队间存在显著性差异(p<0.05)。在防守指标上,抢断、失球2项指标在不同档次球队间存在显著性差异(p<0.05)。3)根据攻防RSR值可将16支球队分为5个档次。江苏苏宁、广州恒大、北京国安、上海上港攻防RSR>0.7273,属于A档球队;天津泰达、青岛黄海攻防RSR<0.2906,属于E档球队。结论中超联赛强队与弱队在进攻指标上具有显著性差异,在部分防守指标上差异不明显。特殊赛制对本赛季中超参赛队伍排名产生一定影响。

Evaluation of Comprehensive Offensive and Defensive Strength of Teams Participating in the Chinese Football Association Super League

Objective To explore the overall offensive and defensive strength of the participating teams in the Chinese Football Association Super League under the rules of the game system,and to divide the team strength into a reasonable level to provide a reference for the technical and tactical level of the Chinese Super League teams under the game system.Methods Using literature data method,TOPSIS method,rank sum ratio method and mathematical statistics method to analyze the performance of offensive and defensive technical indicators of the participating teams in the 2020 Super League.Results 1)In terms of offense,Beijing Guoan and Guangzhou Evergrande’s offensive strength>0.6978 with strong offensive strength.In terms of defense,Shanghai SIPG and Jiangsu Suning's defensive strength>0.6121 with strong defensive strength.2)In terms of offensive indicators,there are significant differences among the four indicators of the number of goals,the ball possession rate,key passes,and goals in the penalty area between teams of different grades(p<0.05).In terms of defensive indicators,there are significant differences in the two indicators of steals and goals conceded between teams of different grades(p<0.05).3)According to the offensive and defensive RSR value,16 teams can be divided into 5 grades.The offensive and defensive RSR of Jiangsu Suning,Guangzhou Evergrande,Beijing Guoan,and Shanghai SIPG>0.7273,belonging to the A-range team.TEDA and Qingdao Huanghai’s offensive and defensive RSR<0.2906,belong to the E-range team.Conclusion The strong and weak teams of the Chinese Super League have significant differences in offensive indicators,and there is no obvious difference in some defensive indicators.The special competition system has a certain impact on the ranking of the participating teams in the Super League this season.