Design and Implementation - Segmentation of Hand Bone for Bone Age Assessment - page 96

(iii) Evaluate each pixel for 45°

0, I x + m , y − k if b = n ,
1, I x + m , y − k if b = n ,

f ( x , y ) =

where
k = 1 → y → 1
m = 1 → L
L = maximum number of column -x

(3.67)

(iii) Evaluate each pixel in n-label for 90°

0, I x , y − k if b = n ,
1, I x , y − k if b = n ,

f ( x , y ) =

(3.68)

where
k = 1 → y − 1

(iv) Evaluate each pixel in n-label for 135°

0, I x − m , y − k if b = n ,
1, I x − m , y − k if b = n ,

f ( x , y ) =

(3.69)

where
k = 1 → y − 1
m = 1 → x − 1

(v) Evaluate each pixel in n-label for 180°

0, I x − m , y if b = n ,
1, I x − m , y if b = n ,

f ( x , y ) =

(3.70)

where
k = 1 → y − 1
m = 1 → x − 1

(vi) Evaluate each pixel in n-label for 225°

0, I x − m , y + k if b = n ,
1, I x − m , y + k if b = n ,

f ( x , y ) =

where
k = 1 → L
m = 1 → x − 1
L = maximum number of row -x

(3.71)