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Is it possible to automatic find threshold value?

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Tarcisio Lima
Tarcisio Lima 8 Jun 2018
편집: Stephen Devlin 8 Jun 2018
I'm using this code to segment the leaf, which use fixed thresholds that work very well for the first image, but it don't work for the second one.
Is it possible to analyse the image and find out the best thresholds to use?
Thank you!

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Stephen Devlin
Stephen Devlin 8 Jun 2018
편집: Stephen Devlin 8 Jun 2018
Hi Tarcisio,
Maybe this helps?
https://uk.mathworks.com/matlabcentral/answers/73864-histogram-thresholding-to-get-the-threshold-point

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