Research Article

Artificial Neural Network-Based System for PET Volume Segmentation

Figure 5

Phantom data set 1: (a) Original PET image (168 × 168), (b) thresholded image (168 × 168), (C) clustered image (168 × 168), (d) segmented image (84 × 84) using ANN and MRA, zoomed by a factor of 2.
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(a)
105610.fig.005b
(b)
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(c)
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(d)