The following figure illustrates a segmentation process by region growth. Letter (a) shows the initial seed pixel; (b) (c) and (d) show the successive interactions considering the growth and similarity criteria used. Question:   a) What is the criterion used to choose the seed pixel ? b) Which neighborhood and similarity criterion(s) were used to obtain the image segmentation in the two regions shown in (d) ?

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The following figure illustrates a segmentation process by region growth. Letter (a) shows the initial seed pixel; (b) (c) and (d) show the successive interactions considering the growth and similarity criteria used. Question:

 

a) What is the criterion used to choose the seed pixel ?

b) Which neighborhood and similarity criterion(s) were used to obtain the image segmentation in the two regions shown in (d) ?

 

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Transcribed Image Text:R₁- 3 4 4 4 3 3 44 4 3 semente 3 3 2 3 3 3 4 4 2 3 4 4 5 4 2 3 3 4 4 4 2 3 4 4 3 32 33 3 (a) 3 3 2 33 3 4 4 2 3 4 4 5 4 2 3 5 4 4 42344 3 3 3 (b) 2 3 3 R2 R₁ R₁- 3 4 4 4 3 3 4 4 4 3 3 4 5 4 3 3 4 5 4 3 3 4 4 4 3 (c) 3 4 4 4 3 (d) 2 3 3 2 3 4 2 3 5 2 3 4 2 3 3 2 2 2 2 3 ww 3 3 3 3 3 4 5 4 3 3 4 4 4 3 3 st 4 4 4 3 Riz R2
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