Hi - I don't think that the probtrackx stuff has changed
significantly, Saad can comment if I"m wrong.
Cheers.
On 13 Aug 2008, at 18:27, Dianne Patterson wrote:
> Dear Group,
>
> I don't want to treat new subjects differently than the old ones...
> I have been using FDT and doing probability tracking.
> I've used flirt a lot as well, and
> I've also been experimenting with Nudge
>
> Is there any reason I should avoid moving from the most recent FSL
> 4.0 to FSL 4.1?
>
> Thankyou!
>
> Dianne
>
> On Wed, Aug 13, 2008 at 9:54 AM, Matthew Webster <[log in to unmask]
> > wrote:
> Fsl 4.1.0 has been released and is now ready for download, new
> features include:
>
> • FNIRT - FMRIB's Nonlinear Image Registration Tool. The first
> release of an accurate and yet fast nonlinear registration tool.
> This replaces IRTK, and is based on a similar warp field
> representation, but a) includes relative bias field modelling for
> improved accuracy and b) is very fast because of explicit
> computation of the cost function Hessian. FEAT, MELODIC, TBSS and
> FSL-VBM have all been updated to use FNIRT.
> • FEAT v5.98. Various improvements, including FNIRT nonlinear
> registration, outlier modelling in higher-level analysis and higher-
> level voxelwise covariates (e.g., for structural confound
> modelling). A new script feat_gm_prepare makes it easy to process
> structural data for use as a higher-level voxelwise confound
> covariate.
> • randomise v2.1. Various improvements, including improved handling
> of confounds, TFCE optimisation for TBSS and parallelisation over
> multiple computers.
> • FAST v4.1 is now the default tissue-type segmentation program, and
> FAST v3 has been removed from FSL. Hence all programs including
> SIENA/SIENAX now use FAST v4.
> • FIRST subcortical segmentation is now considerably faster, has
> improved boundary correction and now includes a cerebellum model.
> • The outputting of ANALYZE files is no longer supported as the
> format is now strongly discouraged.
>
> The binaries, sources and test data can be downloaded from:
>
> http://www.fmrib.ox.ac.uk/fsldownloads/
>
> Matthew
>
>
>
> --
> Dianne Patterson, Ph.D.
> [log in to unmask]
> University of Arizona
> SHLS 328
> 621-5105
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Stephen M. Smith, Professor of Biomedical Engineering
Associate Director, Oxford University FMRIB Centre
FMRIB, JR Hospital, Headington, Oxford OX3 9DU, UK
+44 (0) 1865 222726 (fax 222717)
[log in to unmask] http://www.fmrib.ox.ac.uk/~steve
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