[Insight-users] Automated Segmentation Seed Point Generation-

Ryan Smith ryanleesmith at gmail.com
Wed Feb 23 19:08:35 EST 2011


Hi All-

I found a previous thread for automated seed point generation that said it
was possible, but application specific.  I have found success using
connected component segmentation with manual seed inputs on the following
filtered image:
http://i.imgur.com/V5NLy.png

I would like to automatically set the seed points using intensity maxima
from inside the white spots.  I have tried using
the RegionalMaximaImageFilter without success. It appears that multiple
maxima are being detected for a given region:
http://i.imgur.com/kmrQG.png

Is there any way to set the approximate width of the features?   If not,
will another filter generate the output I need? With the current filters in
place, any point within the region should result in good segmentation. I
would like to get sizing and centroid position for each of my white spots.
Thanks in advance for any advice you can provide-

-Ryan
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