Shape Moments for Region- Based Active Contours
Shape Moments for Region- Based Active Contours
Shape Moments for Region- Based Active Contours
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Mum<strong>for</strong>d-Shah model<br />
oD. Mum<strong>for</strong>d, J. Shah in 1989<br />
oGeneral segmentation model<br />
o••R 2 , u 0 -given image, u-segmented<br />
image, C-contour<br />
E<br />
MS<br />
2<br />
2<br />
( u,<br />
C)<br />
= λ ( u − u)<br />
dx + ∇u<br />
dx + µ<br />
∫<br />
Ω<br />
0<br />
∫<br />
Ω\<br />
C<br />
1 2 3<br />
1. <strong>Region</strong> similarity<br />
2. Smoothness<br />
3. Minimizes the contour length<br />
2<br />
| C<br />
|<br />
SSIP 2005
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