Artificial Neural Network-Based System for PET Volume Segmentation
Figure 7
Phantom data set 2. (Tumour 1): (a) Original PET image (128 × 128), (b) thresholded image (128 × 128), (C) clustered image (128 × 128), (d) segmented image (64 × 64) using ANN and MRA, zoomed by a factor of 2, where tumour 1 (2 voxel) is detected.
