Hi,
Thanks for those comments.
Cheers,
Lar
On Mon, Oct 12, 2009 at 12:17 PM, Matt Glasser <[log in to unmask]> wrote:
> FDT will do a better job overall than the deterministic tensor based
> tractography method in that paper. Whether or not you would find a
> connection between those two regions would depend on the quality of your
> data (more directions and a higher b value allow you to better model regions
> of crossing fibers), and if a connection actually exists.
>
>
>
> Peace,
>
>
>
> Matt.
>
>
> ------------------------------
>
> *From:* FSL - FMRIB's Software Library [mailto:[log in to unmask]] *On
> Behalf Of *Laurence O'Dwyer
> *Sent:* Monday, October 12, 2009 12:04 PM
> *To:* [log in to unmask]
> *Subject:* Re: [FSL] bedpostX and the angular gyrus
>
>
>
> Hi,
> The reference is Greicius et al., 2009; Cereb Cortex, 19(1): 72-78.
> (It is not a NeuroImage paper as I stated earlier, apologies for this).
> Best,
> Lar
>
> On Mon, Oct 12, 2009 at 4:28 PM, Markus Gschwind <
> [log in to unmask]> wrote:
>
> Hi!
>
>
>
> A recent study Greicius et al., 2009, in NeuroImage
>
>
>
> I am highly interested in this reference. Could you please precise it, I
> cannot find it.
>
> Thank you very much,
> Markus
>
> 2009/10/12 Laurence O'Dwyer <[log in to unmask]>
>
>
>
> Hi,
> I have a query about the ability of probtractx to assess tracts that run
> laterally to and from the angular gyrus. A recent study Greicius et al.,
> 2009, in NeuroImage, noted the difficulty of assessing whether or not there
> are direct connections between the angular gyrus and the posterior
> cingulate
> cortex. It was assumed in this study that these laterally running fibers
> would be impossible to trace through the larger anterior-to-posterior
> oriented tracts of the superior longitudinal fasiculus and the
> superior-to-inferior tracts of the corona radiata.
> I would be interested to know if anyone knows how bedpostx and
> probtrackx
> are likely to fair in delineating tracts in this region and whether or not
> it would be able to cope with the complexity of crossing fibres here.
> With thanks,
> Lar
>
>
>
>
> --
> Dr. med. Markus Gschwind, M.D.
> Laboratory for Neurology and Imaging of Cognition
> Dept of Neurosciences
> University Medical Center (CMU)
> 1 Michel-Servet - 1211 GENEVA - CH
>
> Tel 0041 (0) 22 379 5324
> Fax 0041 (0) 22 379 5402
> email: [log in to unmask]
> http://labnic.unige.ch
>
>
> God said, let there be light: and there was light. And God saw the light,
> and it was good (p<.02).
> "And a Judeo-Christian perspective on the use of statistics" (
> www.stat.columbia.edu)
>
>
>
