a 1

a 2

a 3

a 4

a 5

d

x 1

0.88

0.89

0.63

0.67

0.8

0.7

x 2

1

0.56

0.88

1

0.67

0.6

x 3

0.75

0.67

0.38

0.56

0.44

0.65

x 4

0.63

0.33

1

0.78

0.57

0.5

x 5

0.38

0.44

0.75

0.56

0.8

0.4

x 6

1

1

0.88

0.67

1

0.65

x 7

80

90

70

60

40

0.7