Nodes

Rectangular region

Circle

20 × 20

0.74

0.48

25 × 25

0.52

0.56

30 × 30

0.54

0.35

40 × 40

0.49

0.31

30 × 60

0.57

0.46

40 × 50

0.60

0.54

45 × 45

0.63

0.37

50 × 50

0.68

0.45