Peter,
Many Thanks!
Hila
On Tue, Oct 9, 2012 at 9:16 PM, Neher, Peter <[email protected]>wrote:
> Dear Hila,
>
> I think "Calamante, F., Tournier, J.D., Jackson, G.D., Connelly, A., 2010.
> Track Density Imaging (TDI): Super-resolution white matter imaging using
> whole-brain track-density mapping. Neuroimage 53, 1233-1243." is the
> standard reference for TDI.
>
> Best
> Peter
>
>
> Am 09.10.2012 um 09:17 schrieb Hila Hiler <[email protected]<mailto:
> [email protected]>>:
>
> Hi all,
>
> Would you mention the author of this method, or any reference that I could
> link to a paper regarding that method of generating a tract density image
> of neuronal tracts.
>
> BR,
> Hila
>
> On Sun, Mar 18, 2012 at 10:24 AM, Peter Neher <[email protected]
> <mailto:[email protected]>> wrote:
> Dear Hila,
>
> we basically walk along the fiber and increase the grey value of each
> encountered voxel. Afterwards everything is normalized to one. So you don't
> get absolute values how many fibers are passing each voxel but an indicator
> of where are many and where are only few fibers in the image.
>
> The filter is called in
> QmitkFiberProcessingView::GenerateTractDensityImage so you can use that as
> a reference. The simplest example would be the following:
>
> itk::TractDensityImageFilter< float >::Pointer generator =
> itk::TractDensityImageFilter< float >::New();
> generator->SetFiberBundle(fib);
> generator->Update();
>
> where fib is a mitk::FiberBundleX::Pointer.
>
> Best
> Peter
>
>
> On 16.03.2012 18:28, Hila Hiler wrote:
> Thank you!
>
> would you please explain :
> - how this filter works (a brief description of the algorithm) ?
> - example of how to use this filter ? (which inputs to insert, how to
> get the output ...)
>
> many thanks in advance ...
>
> Best,
> Hila
>
>
> On Thu, Mar 15, 2012 at 6:32 PM, Peter Neher <[email protected]
> <mailto:[email protected]>> wrote:
> Actually I recently changed the name to itk::TractDensityImageFilter.
>
> On 15.03.2012 13:20, Fritzsche, Klaus H. wrote:
> Dear Hila,
>
> die you see the itk::TractsToProbabilityImageFilter in
> Modules/DiffusionImaging/Algorithms?
>
> Best
> Klaus
>
>
> Von: Hila Hiler [mailto:[email protected]]
> Gesendet: Donnerstag, 15. März 2012 12:54
> An: Neher, Peter
> Cc: [email protected]<mailto:
> [email protected]>
> Betreff: [mitk-users] Fwd: need advice: measurement of density of fibers
>
> Dear Peter, Mitk's users
>
> Would you please consider my question?
> any ideas/thoughts would be very appreciated!
>
> It's obvious that the density equation is:
> [samples/volume]*[samples/fiber]
>
> but I'm afraid it's not the right aspect to this challenge.
>
> maybe the bundle color’s gradients can provide any helpful details?
>
>
> Best,
> Hila
>
>
> ---------- Forwarded message ----------
> From: Hila Hiler <[email protected]<mailto:[email protected]>>
> Date: Sat, Mar 10, 2012 at 10:10 PM
> Subject: need advice: measurement of density of fibers
> To: [email protected]<mailto:
> [email protected]>
>
> Hi all,
>
> How I can calculate the fibers density from a .fib/.vtk 3d image ?
> I thought to calculate it along it's direction of longitude.
> maybe I should consider to calculate the number of fibers which are
> crossing an orthogonal plane?
>
> another q: how I can achieve the gradient value which is represented as a
> color on the .fib file?
>
>
>
>
>
> --
> Dipl.-Inform. Peter Neher
> German Cancer Research Centre
> (DKFZ, Deutsches Krebsforschungszentrum in der Helmholtz-Gemeinschaft,
> Stiftung des öffentlichen Rechts)
> Division of Medical and Biological Informatics
> Im Neuenheimer Feld 280, D-69120 Heidelberg
>
> Phone: 49-(0)6221-42-3552, Fax: 49-(0)6221-42-2345
> E-Mail: [email protected]<mailto:[email protected]>,
> Web: www.dkfz.de<http://www.dkfz.de/>
>
> The information contained in this message may be confidential and legally
> protected under applicable law. The message is intended solely for the
> addressee(s). If you are not the intended recipient, you are hereby
> notified that any use, forwarding, dissemination, or reproduction of this
> message is strictly prohibited and may be unlawful. If you are not the
> intended recipient, please contact the sender by return e-mail and destroy
> all copies of the original message.
>
>
> --
> Dipl.-Inform. Peter Neher
> German Cancer Research Center
> (DKFZ, Deutsches Krebsforschungszentrum in der Helmholtz-Gemeinschaft,
> Stiftung des öffentlichen Rechts)
> Division of Medical and Biological Informatics
> Im Neuenheimer Feld 280, D-69120 Heidelberg
>
> Phone: 49-(0)6221-42-3552, Fax: 49-(0)6221-42-2345
> E-Mail: [email protected]<mailto:[email protected]>,
> Web: www.dkfz.de<http://www.dkfz.de/>
>
> The information contained in this message may be confidential and legally
> protected under applicable law. The message is intended solely for the
> addressee(s). If you are not the intended recipient, you are hereby
> notified that any use, forwarding, dissemination, or reproduction of this
> message is strictly prohibited and may be unlawful. If you are not the
> intended recipient, please contact the sender by return e-mail and destroy
> all copies of the original message.
>
>
------------------------------------------------------------------------------
Don't let slow site performance ruin your business. Deploy New Relic APM
Deploy New Relic app performance management and know exactly
what is happening inside your Ruby, Python, PHP, Java, and .NET app
Try New Relic at no cost today and get our sweet Data Nerd shirt too!
http://p.sf.net/sfu/newrelic-dev2dev
_______________________________________________
mitk-users mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/mitk-users
