Is it possible to automatic find threshold value?

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Tarcisio Lima 2018-6-8

编辑： Stephen Devlin 2018-6-8

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!

Stephen Devlin 2018-6-8

编辑：Stephen Devlin 2018-6-8

Hi Tarcisio,

Maybe this helps?

https://uk.mathworks.com/matlabcentral/answers/73864-histogram-thresholding-to-get-the-threshold-point

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