ults.
 This section requires approximately 10 minutes to complete.</p>
 <h3>Step 1. About Segmentation and Segmentation Labels</h3>
 <p>To segment an anatomical structure in SNAP means to assign a label to each voxel in the structure. A label is a number between 0 and 255. Associated with each label is a name and a set of display settings, such as the color used to display the label. For example, we can associate the name 'cuadate' and the color red with the label 3. When you first load a grey image into SN