Re: adaptive thresholding allgorithm

Posted by Gary Chinga on Jan 31, 2006; 4:19pm
URL: http://imagej.273.s1.nabble.com/adaptive-thresholding-allgorithm-tp3703880p3703885.html

Take a look at the dynamic thresholding plugin at: http://
www.gcsca.net/IJ/Dynamic.html. The plugin works with stacks and  
perform several smoothing filtering. May need some modifications for  
your purpose.

Gary.



On Jan 31, 2006, at 8:04 AM, Jin Ming Ji wrote:

> Hello!
>
> Does anyone know how to smooth the images by 3x3 pixel averaging by
> Image J?
>
> I am also very eager to know if there is a plugin or some software
> available to threshold the images in a stack with an adaptive
> thresholding algorithm, which will take into account the local  
> intensity
> level, as simple thresholding using a constant threshold value did not
> give good results due to variable local background.   What I am trying
> to do is to segment my images into clearer patches (whose dynamic
> behaviors is my study interest) and background.
>
> Thank you,
>
> Mingji
>
>
>
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