http://imagej.273.s1.nabble.com/binary-image-processing-delete-small-forks-dots-tp4999104p4999125.html
Hi Michael and thank you for your tips. I'll have a look at that and see
> Hi Rainer,
>
> you can remove single foreground pixels in a binary image by Process>Binary>Erode, if you set the 'count' in the binary Options to 8.
>
> For larger objects, use 'Analyze Particles' with a size range and 'Show: masks' as output.
>
> For pruning side branches of a skeleton, see Gabriel Landini's page
>
http://www.dentistry.bham.ac.uk/landinig/software/software.html>
> (there you will find several different plugins and macros for it; you have to try which one is best for you)
>
> Hope this helps,
>
> Michael
> ________________________________________________________________
> On Jun 18, 2012, at 11:21, Rainer M. Engel wrote:
>
>> Hello everyone,
>>
>> I'm very confident to bring things here a step further by transferring
>> some processing elements to ImageJ and I came across some points
>> concerning binary images.
>>
>> I made a skeletonized version of an image and get lots of small dots or
>> masks (via Analyse Particles) with small areas of perhaps 1 to 8 px. It
>> would be relatively easy to filter them by the results table information
>> and delete corresponding masks from the selection (ROI Manager) i.e. via
>> macro.
>>
>> But though this seems to be a very important step like De-speckle or
>> Median on typical images, I wonder If there are already tools/plug-ins
>> for that kind of purpose.
>>
>> Maybe there are workflows/plugins for these szenarios:
>> - delete small dots/forks from binary/skeletonized images by area-size
>> - connect lines/forks via distance value
>>
>>
>> Any thoughts kindly appreciated.
>>
>> Regards,
>> Rainer
>>
>>
>>
>> --
>> Rainer M. Engel, Dipl. Digital Artist
>> scientific|Media GbR
>> Pichelsdorferstr. 143
>> D-13595 Berlin
>>
>> --
>> ImageJ mailing list:
http://imagej.nih.gov/ij/list.html>
> --
> ImageJ mailing list:
http://imagej.nih.gov/ij/list.html>