gray2rgb

Version 1.0.0.0 (1.1 KB) by Gabriel Frangakis
Turns an m by n matrix into an m x n x 3 matrix.
3.7
(3)
6.7K Downloads
Updated 2 Jul 2010

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This just makes a grayscale image, with values ranging from 0 to 255, into a RGB truecolor image with values ranging from 0 to 1 in each of the 3 colors. I wrote this so that I could outline the objects in a grayscale image with color borders.

Cite As

Gabriel Frangakis (2026). gray2rgb (https://nl.mathworks.com/matlabcentral/fileexchange/28111-gray2rgb), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2010a
Compatible with any release
Platform Compatibility
Windows macOS Linux
Categories
Find more on Modify Image Colors in Help Center and MATLAB Answers
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Version Published Release Notes
1.0.0.0