数据集目录，其中 包含多边形的示例.rar

0.496200 0.208600 0.557100 0.319900 0.606100 0.415800 0.644900 0.500900 0.627100 0.534400 0.593200 0.512700 0.568900 0.469200 0.539800 0.424000 0.500500 0.433900 0.486000 0.501800 0.481700 0.569700 0.493500 0.663800 0.495700 0.733500 0.496800 0.783300 0.489800 0.840300 0.477900 0.855700 0.461800 0.850200 0.457500 0.822200 0.456900 0.770600 0.456400 0.736200 0.448300 0.678300 0.437500 0.612200 0.418100 0.595000 0.405200 0.642100 0.396100 0.714500 0.381500 0.773300 0.369100 0.862000 0.351400 0.885500 0.329800 0.866500 0.334700 0.817600 0.348700 0.744300 0.354600 0.688200 0.372400 0.586000 0.360500 0.586000 0.339000 0.641200 0.314200 0.701800 0.279800 0.811300 0.272200 0.815800 0.256100 0.808600 0.249600 0.786900 0.256100 0.754300 0.287300 0.656600 0.297000 0.622200 0.322800 0.537100 0.312600 0.530800 0.288400 0.557900 0.251800 0.626700 0.231300 0.657500 0.215100 0.656600 0.213000 0.621300 0.235100 0.572400 0.250700 0.535300 0.289400 0.461100 0.299100 0.420400 0.306100 0.363300 0.313100 0.319000 0.323900 0.264700 0.336300 0.235700 0.356200 0.217600