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Re: Removing Parts of the Image Below a Threshold Size

Posted by Gabriel Landini on Nov 10, 2015; 6:44pm
URL: http://imagej.273.s1.nabble.com/Removing-Parts-of-the-Image-Below-a-Threshold-Size-tp3689834p5014908.html

On Tuesday 10 Nov 2015 10:12:12 valenzul wrote:
> Hello,
> I know this is an old post. I have 8-bit gray scale LUT root scanned images
> that I'm trying to clean out of small "dots" "unshaped particles" (sawdust
> and soil particles). I just installed the latest version of Image J and
> download the morphology plug-ins and macros and unzipped them inside the
> plug-in folder as instructed on your web page. However, I have not had any
> success getting the macro to work. After I upload the image I run the macro
> "KeppparticlesInRange" and is giving me a message "Unrecognized command:
> "Particles8".

Did you re-start ImageJ?

The morphology collection is at:
http://www.mecourse.com/landinig/software/software.html
the link to the file is
http://www.mecourse.com/landinig/software/morphology.zip

> I think where I'm confused is on the following statement/procedure
> "Partilces8 and Particles4 can delete particles less and larger than certain
> size in pixels". Do I'm missing a a step or another macro before trying to
> run the macro?

Those 2 plugins are in the package above.
Once you install them, can you see them in the Plugins>morphology folder?

They only work on binary images. Is your image binary?

> Would it be possible to save the image with the erased particles?

Yes, like any other image.

Cheers
Gabriel

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