Re: Roi Enlarge (without merging) / ROI merging / Edges to ROI conversion

Posted by Gabriel Landini on
URL: http://imagej.273.s1.nabble.com/Roi-Enlarge-without-merging-ROI-merging-Edges-to-ROI-conversion-tp3693456p3693457.html

On Wednesday 26 November 2008 02:06:58 Ghislain Bonamy wrote:
> Resizing ROI to a smaller size
> than there original size is not too hard.

Not sure it is that easy. If you reduce a linear part in a particle, it
depends how do you do it, you can end up with disconnected pieces.

> I believe the easiest solution would be to use a seeded watershed
> algorithm. Unfortunately, I cannot seem to find any plugins for that.

The IJ site has 2.

If you do not want to overlap with nearby particles, one solution is to
dilate-no-merge the particles and re-compute the rois.

Cheers

G.