Hi Peter,
Thank you! Does that mean that I was wrong about the Siemens scanner
collecting odd slices first, when the total number of slices is even?
Dan
On 6/26/07, Peter Fried <[log in to unmask]> wrote:
> Hi Dan,
>
> I ran into the same problem when I started. You'll want to create a text
> file that reads {1, 3, 5, ..., 0, 2, 4, ...} (each number on a new line).
>
> This is fsl-speak for {2, 4, 6, ..., 1, 3, 5, ...}, which is the
> interleaved order for an even number of Siemens' slices.
>
> I'll attach the version I use for a 34-slice acquisition on a Siemens.
> Note that it is a slice-order file, not a slice-timing file as the name
> suggests.
>
> -Pete
>
> > Hello,
> > I am not sure which slice order option to use. We use a Siemens 3T, and
> > collect an even number of
> > slices; my understanding is that in this situation the odd slices are
> > collected first.
> > The interleaved option "0 2 4... 1 3 5" looks like it is even numbers
> > first, but in the instructions for
> > making a slice order file, it says the first slice should be 1, not
> > zero...so perhaps the interleaved
> > option is really doing odd slices first (ie, '0 2 4' refers to the first,
> > third and fifth slice)? Is using a
> > slice order text file that says "1 3 5 ... 2 4 6..." the same as using the
> > interleaved option?
> > Thanks,
> > Dan
> >
>
>
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