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Message-ID:  <[log in to unmask]>
Date:         Thu, 16 May 2002 14:55:36 +0200
Reply-To:     ImageJ Interest Group <[log in to unmask]>
Sender:       ImageJ Interest Group <[log in to unmask]>
From:         Joachim Walter <[log in to unmask]>
Subject:      Re: 3D distance measurement plugin?

Dear Guenter,

the procedure you describe makes sense to me. Unfortunately, what I am
working at is quite different and not so easy to adapt.
Good Luck!

Joachim


Guenter Giese schrieb:
>
> Dear Joachim,
>
> Please apologize my detailed description below. I do not intend to use your
> programming skills for my purposes! But maybe your plugin can be adapted
> easily for general 3D measurement purposes within ImageJ.
>
> I think of a plugin for 3D stacks doing the following (in sequence):
>
> choose start point (first mouse click) in the desired plane / xy position
> label this xy position (e.g by a cross)in this plane and at the respective
> x/y coordinate of each plane (differnet color?)
> choose end point in this or another plane (second mouse click)
> draw an xy projection of the connecting line into all planes which are
> crossed by or touch the connecting line
> calculate the 3D distance of these two end points
> output result into an ascii table or whatsoever to do statistics on result
> data.
>
> Before running the plugin one should be able to input and check the correct
> x,y,z dimensions (voxel sizes) of the stack.
>
> Thank you for your response!
>
> Guenter
>
> At 19:16 15.05.2002 +0200, you wrote:
> >I'm currently writing a plugin, which measures 3D-Positions of intensity
> >gravity centers (to be used for small signals or beads). Is that what
> >you mean? It should be ready within a week or so.
> >
> >Joachim
> >
> >
> >Guenter Giese schrieb:
> > >
> > > Dear list members,
> > >
> > > is there any 3D distance measurement plugin for ImageJ (to measure the 3D
> > > distance of voxel centers)?
> > >
> > > Guenter
>
> ------------------------------------------
> Dr. Guenter Giese
> Light Microscopy Facility
> Dept. of Biomedical Optics, MPI fuer Medizinische Forschung
> Jahnstr. 29, D-69120 Heidelberg, Germany
> Phone (+49) 6221-486-360 (Fax: -325)
> e-mail: [log in to unmask]
> http://sun0.mpimf-heidelberg.mpg.de/~ggiese/lightmicro/index.html

--
------------------------------------------------------------------
  Joachim Walter
  Till ID
  c\o Bioimaging Zentrum
  Am Klopferspitz 19
  82152 Martinsried, Germany

  Tel.: +49-89-899232-35
  Fax:  +49-89-899232-10

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