Digital Image Fundamentals
SOME BASIC RELATIONSHIPS BETWEEN PIXELS
Neighbors of a pixel p(x,y)
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- horizontal and vertical neighbors: N4(p)
(x+1,y), (x-1,y), (x,y+1), (x,y-1)
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- diagonal neighbors: ND(p)
(x+1,y+1), (x+1,y-1), (x-1,y+1), (x-1,y-1)
- N8(p): N4(p) and ND(p)