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Image auto-thresholding

VIPBase can automatically decide a threshold [1] and convert the color image to a black and white bitmap. The following example shows an image before and after auto-thresholding.

The original image:

The image after auto-thresholding:

Reference

[1] N. Otsu, "A Threshold Selection Method from Gray-Level Histograms," IEEE Transactions on Systems, Man, and Cybernetics, vol. 9, no. 1, pp. 62-66, 1979.

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Last update: 08/01/2006 (check html)