This plugin perform a binarization using Chow and Kaneko algorithm.

This plugin binarize a grayscale image using a threshold map. Local thresholds are calculated on a grid by Otsu method and interpolated to the full-size image.

Original image / Plugin calculated local thresholds / Plugin result (grid size : 16 pixels).

Results with ImageJ existing (2013/01/17) auto local theshold methods (Bernsen, Mean, Median, MidGrey, NiBlack et Sauvola [rayon:15]) :

binarization_chow_and_kaneko.jar v1.00

Copy the .jar file to your plugins directory and restart “ImageJ”.

You can use the script by menu “ImageJ / Adjust / Chow and Kaneko binarization”

binarization_chow_and_kaneko-src.zip

GPL distribution (see licence ). Sources for plugins are available freely. Sources for core are available on request.

Vincent Vansuyt.

Contact me for any questions or suggestions : vincent dot vansuyt at edf dot fr (preferred language : french)

First version

None