get segmentation size image

Define the get_segmentation_size() function, which allows opening the resulting binary mask of the targeting a certain structure (eg the lungs or heart) of a certain patient and calculates its maximum width, maximum height and area (white region).

calculate width and height the red square

Answer 1

[Image Analyst]

Try getting the bounding box of the convex hull.

mask = bwconvhull(mask, 'union');
props = regionprops(mask, 'BoundingBox');
bb = props.BoundingBox;
% Display it over the image.
hold on;
rectangle('position', bb);
width = bb(3)
height = bb(4)
areaOfBoundingBox = width * height