Background  
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Menu:    Processing > Background…  

Use this command to perform operations on an image background. Background is defined as an image area that does not contain objects of interest. One common problem in image analysis uneven background, or shading caused by non-uniform illumination, irregular camera response, and optics imperfections. ImageWarp provides several different methods for extracting and leveling the background that should be used as a prerequisite to the segmentation and intensity measurements.

Select among the following functions:

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BkTrack
extract an image background by erasing objects of interest.
BkBlow
extract an mage background by dilating it inside objects of interest.
BkCorrect
correct an image background using images of dark and white field.
BkAssign
assign a constant background value for an image.