Freeman chain code and bw image processing sparing tools

Version 3.3.2 (36 KB) by Nicolas Douillet
Freeman chain code for binary image processing
5.0
(1)
406 Downloads
Updated 20 Jan 2025

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Editor's Note: This file was selected as MATLAB Central Pick of the Week

Download latest version from my Github
For binary images only.
Please don't forget to rate this code if it helped you. Thanks ;-)
Multiples shapes (19) detection and labelling on 'cropped_clouds.png'
Multiples shapes (73) detection and labelling on 'overcleaned_bin_rice.png'
Discrete curvature on 'gear.png' with radius = 4 pixels
Discrete curvature on 'concave_shape.png' with radius = 13 pixels
image_bw_remove on complex_gear.png
And more [...]

Cite As

Nicolas Douillet (2026). Freeman chain code and bw image processing sparing tools (https://www.mathworks.com/matlabcentral/fileexchange/87037-freeman-chain-code-and-bw-image-processing-sparing-tools), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2019b
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
3.3.2

Edit desription
3.3.1

Description
3.3

+ discrete curvature, + labelling , + improved description
2.1

Some behavior improvements and new cool stuffs :-)
2.0

Some improvements and new cool stuffs ;-)
1.0.1

Improve description
1.0.0