Binarization
Command
Binary
Binarization
Description
Converts an image to a binary image by converting all
pixels below a user-selected threshold value to red and those above to white.
Dialog box
The dialog box displays a histogram of graylevels.

In the histogram you drag the red line to the required threshold value.
All graylevels below the threshold value will become red (indicating an object), those above white (indicating background).
Click Preview to judge the results.
Click OK to proceed.
Example
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