That would be the distance between centre of slices e.g. 4mm thickness
+ your 1mm gaps in SPM this will be treated as 5mm slice thicknes.
Best
Torben
Den 08/01/2009 kl. 12.43 skrev s yq:
> Dear all,
>
> And another, we used 4mm thickness and 25% gap, than the gap should
> be 1mm,
>
> but I see '0018,0050,Slice Thickness=4
> ...
> 0018,0088,Spacing Between Slices=5.0000002016048 ',
>
> what's the spacing here?
>
> Best regards
> Yiquan
>
>
> 2009/1/7 s yq <[log in to unmask]>
> Dear users,
>
> Would some one please tell me that from where can I read the slice
> acquisition order is ascending (1,2,3...), descending(23,22,21...)
> or interleaved, (1,3,5... 2,4,6) and the Reference Slice is which
> slice?
>
> I used MRIcro to open the dicomed hdr file (Header - open head), and
> then click Header - information, however only can see the TR, TE,
> time and so on there in the notes.
>
> Best regards
> Yiquan
>
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