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Retaining the largest blob in an image

version 1.0.0.0 (526 Bytes) by Ani
'bwlargestblob' reads in a 2-d binary image and outputs a binary image, retaining only the largest b

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Updated 16 Jul 2007

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'bwlargestblob' reads in a 2-d binary image and outputs a binary image, retaining only the largest blob.

Usage: [outim] = bwlargestblob(im,connectivity)

im - 2-d binary image
conenctivity - Accepts 4/8 connectivity
outim - Output binary image (with 1s and 0s)

Example:

im = imread('text.png');
outim = bwlargestblob(im,8);
figure;
subplot(1,2,1); imshow(im);
subplot(1,2,2); imshow(255*outim);

Cite As

Ani (2022). Retaining the largest blob in an image (https://www.mathworks.com/matlabcentral/fileexchange/15596-retaining-the-largest-blob-in-an-image), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R14SP1
Compatible with any release
Platform Compatibility
Windows macOS Linux

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