RE: Erode without breaking continuous line

Posted by jmcginnity on Feb 15, 2016; 8:21am
URL: http://imagej.273.s1.nabble.com/Erode-without-breaking-continuous-line-tp5015621p5015633.html

Thanks Gabriel,

I’ll give this a try also.

Justin

 

From: Gabriel Landini [via ImageJ] [mailto:ml-node+[hidden email]]
Sent: Sunday, 14 February 2016 6:55 PM
To: Justin McGinnity
Subject: Re: Erode without breaking continuous line

 

On Saturday 13 Feb 2016 07:04:25 you wrote:
> Hi, I have circular images with whose borders are of varying thickness.  An
> example is shown. I wish to Erode the circles by one or two pixels but do
> not wish to break the circle.  Is there a way to do this?

Maybe the BinaryThin or BinaryThin2 plugins in the Morphology set can be used
for that if you limit the number of iterations to 1 or 2.
There are a few examples of macros using those at:
http://www.mecourse.com/landinig/software/software.html
The direct link to the Morphology plugins is
http://www.mecourse.com/landinig/software/morphology.zip

Cheers

Gabriel

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