阶数

灰色关联度

相关系数

组间方差(万亿)

n = 0

1.3654

0.99812

1,937,820,052

n = 1

1.5010

0.99850

289,766,090

n = 2

1.5065

0.99850

280,921,559

n = 3

1.6797

0.99922

8,818,931

n = 4

1.6720

0.99925

15,303,495

n = 5

2.0667

0.99982

93,780