How do I find the area of a binary image?

3 Ansichten (letzte 30 Tage)
Heejin Kim
Heejin Kim am 2 Jul. 2015
Beantwortet: Image Analyst am 2 Jul. 2015
Hi, I need to find the area of this image (around the outer edge). Anyone got an idea? Thanks!!!!!

Melden Sie sich an, um diese Frage zu beantworten.

Akzeptierte Antwort

Image Analyst
Image Analyst am 2 Jul. 2015
To find the actual boundary, invert, fill, and sum
binaryImage = imfill(~binaryImage, 'holes');
numPixels = sum(binaryImage(:));
If you want a smooth boundary, you need to use activecontour(), like in my attached demo.

Weitere Antworten (0)

Kategorien

Mehr zu Object Analysis finden Sie in Help Center und File Exchange

Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by