This error message means exactly what it says - you have multiple
different image formats in your directory with the same root filename
- this is dangerous and you need to delete some files!
Cheers.
On 14 Sep 2009, at 12:55, cliff wrote:
> oh, still a question. when i use fslview to check the 4D file
> created by SPM5, it shows normal(the contrast and brightness values
> are approate.)
> but when i use fslview to check the 4D file created by fslmerge,
> before it show the image, a warning box apprear:【 warning:multiple
> versions of the image files exit】,after i click to continue, it
> also show the image but in the abnormal contrast and brightness
> value range.
>
> why????
>
> 2009/9/14 cliff <[log in to unmask]>
> oh! yes,it is just because of the contrast and brightness value.
> it seems both spm and MRIcro can adjust automatically, but fsl can't!
> after i set the value in fsl as the same in MRIcro, it become the
> same.
>
> does it mean that i don't need to care about these different when i
> try to do some analysis work on them?
> can i set up FSL also to adjust automatically?
>
> thanks!
>
> 2009/9/14 Mark Jenkinson <[log in to unmask]>
>
> Hi,
>
> I think that SPM may view the image in a different orientation to
> FSLView
> and also probably uses a different display range for the intensities.
> If your "grey" in FSLView is a uniform colour across the image with no
> features, then this probably indicates that the display range encoded
> in the image was inappropriate and you need to set the values for
> the display range (min and max) yourself in order to see the image
> clearly. Try this and see if that works.
>
> I doubt that any of this has any bearing on the use of fslmerge vs
> 3d to 4d. I think it is just about how images are typically
> displayed.
>
> All the best,
> Mark
>
>
>
> On 13 Sep 2009, at 10:24, cliff wrote:
>
> hello all,
> when i use "fslmerge" & "3d to 4d" tool in spm5 to merge a group
> of .hdr/.img file into a 4D file(.nii and .nii.gz) separately. i
> find that the image result showed in “fslview” is really different.
> then i find before merging into 4D file, just use “fslview” and
> spm5's “display” tool to check the same .hdr/.img file, the result
> is also different. the .hdr/img images showed in "fslview" are grey
> while showed in spm5 are more normal as we see usually.
>
> any body have these experience? can you tell me why?
>
> --
> Best regards!
>
> Sen-Hua Zhu
> Department of Psychology
> Sun Yat-sen University
> 135 Xingang West Road, Haizhu District, Guangzhou (510275), P.R.China
> 朱森华
> 中山大学心理学系
> 广东省广州市海珠区新港西路135号(510275)
>
>
>
>
> --
> Best regards!
>
> Sen-Hua Zhu
> Department of Psychology
> Sun Yat-sen University
> 135 Xingang West Road, Haizhu District, Guangzhou (510275), P.R.China
> 朱森华
> 中山大学心理学系
> 广东省广州市海珠区新港西路135号(510275)
>
>
>
>
> --
> Best regards!
>
> Sen-Hua Zhu
> Department of Psychology
> Sun Yat-sen University
> 135 Xingang West Road, Haizhu District, Guangzhou (510275), P.R.China
> 朱森华
> 中山大学心理学系
> 广东省广州市海珠区新港西路135号(510275)
>
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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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