Table 2 Actual and estimated blurred circle parameters associated with Figure 7 (parameters of center coordinates, radius and spread, associated with the contours of Figure 7)

(1)

{41; 170}

8.2

2.7

$\left(\widehat{1}\right)$

{40; 170}

8.0

2.0

(2)

{161; 95}

9.0

3.9

$\left(\widehat{2}\right)$

{160; 95}

10.0

3.0

(3)

{91; 30}

12.3

4.7

$\left(\widehat{3}\right)$

{90; 30}

12.0

4.0