Feature Name

Feature Description

Radius

The average distance between the spots at the circumference’s center and edges.

Texture

Grayscale value’s SD. Perimeter Gross separation exists between the snake’s points.

Perimeter

Gross separation exists at the snake’s tip and between.

Area

Total amount of pixels inside the snake, plus one-half of each pixel outside its body.

Smoothness

Measured locally by computing the length difference, the variation in radius length.