why not install the current FS and try it out? You don't have to delete 
the old one. I think it should work for visualizing older surfaces and 
data, but you can always fall back if you have a problem.

Thanks for the help though Sebastian.

Bruce

On Fri, 19 Mar 2010, Paige Scalf wrote:

> Well, I have retinotopy data (analyzed using FSL) that is flatmapped and
> registered (painfully by hand) using 3.0.3. I need the data for my current
> study, and I'm not sure how well it would survive transformation to the more
> recent version. If someone can tell me that the data I processed using 3.0.3
> will still be usable/play nicely after an upgrade, I can do that. If that's
> not possible, I'd prefer to transplant files; multiple operational versions
> of software does get confusing, but that would also work as a last resort.
>
> Thanks,
> Paige
>
> On Fri, Mar 19, 2010 at 3:10 PM, Sebastian Moeller <
> [email protected]> wrote:
>
>> Hi Paige,
>>
>> I ran into a similar problem a few months ago. Freesurfer 3.0.5 could not
>> read data from a TIM trio with numaris B17. I solved this by transplanting
>> (copying) a number of files from freesurfer 4.4.0 (the recent one at the
>> time) into 3.0.5. unpacsdcmdir, mri_convert and a few more, that worked
>> okay, but I since switched to freesurfer 4.5.0 for good. If you have to
>> stick to 3.0.3 I can try to look up which files I had to replace in 3.0.5.
>> Or alternatively you can install v4.5.0 parallel to 3.0.3 and only use it to
>> import the DICOM data...
>>
>> best regards
>>         Sebastian
>>
>> On Mar 19, 2010, at 12:37 PM, [email protected]:
>>
>>> Message: 7
>>> Date: Fri, 19 Mar 2010 14:37:24 -0500
>>> From: Paige Scalf <[email protected]>
>>> Subject: [Freesurfer] trio dicom files and mri_convert
>>> To: [email protected]
>>> Message-ID:
>>>       <[email protected]>
>>> Content-Type: text/plain; charset="iso-8859-1"
>>>
>>> Hello,
>>>
>>> I've been trying to use mri_convert
>>> (freesurfer-Darwin-tiger-stable-pub-v3.0.3) to reconstruct images from
>> our
>>> Siemens Magnetom Trio. When I type:
>>>
>>> mri_convert -it siemens_dicom -ot analyze4d DB_A0A1_318.MR.BECK-PAIGE_
>>> A0A1_INHABITION.0003.0001.2010.03.18.16.34.50.500000.21615932.IMA
>> Block1.img
>>>
>>>
>>> DB*.IMA and Block1.img are the input and output files respectively, I get
>>> the  output detailed below (the salient error seems to be that
>> mri_convert
>>> can't find a useful transformation matrix).
>>>
>>> Can you tell me what I can do to correct this problem?
>>> Many thanks in advance,
>>>
>>> Paige Scalf
>>>
>>>
>>> mri_convert -it siemens_dicom -ot analyze4d
>>>
>> DB_A0A1_318.MR.BECK-PAIGE_A0A1_INHABITION.0003.0001.2010.03.18.16.34.50.500000.21615932.IMA
>>> Block1.img
>>> reading from
>>>
>> DB_A0A1_318.MR.BECK-PAIGE_A0A1_INHABITION.0003.0001.2010.03.18.16.34.50.500000.21615932.IMA...
>>> Getting Series No
>>> Scanning Directory
>>> INFO: Found 111 files in
>> /Volumes/dubois/A0A1inhibition/DB_A0A1_318/Block1
>>> INFO: Scanning for Series Number 3
>>> INFO: found 107 files in series
>>> INFO: loading series header info.
>>>
>>> INFO: sorting.
>>> RunNo = 2
>>> INFO: (120 110  50), nframes = 107, ismosaic=1
>>> ERROR: incorreclty formatted version string syngo MR B17
>>> found in dicom tag 18,1020 (len = 3 != 6)
>>> Numaris Version: syngo MR B17 Maj = 0, Min=-1073775504, MinMin = 0
>>> mojo:/Volumes/dubois/A0A1inhibition/DB_A0A1_318/Block1 paige$ mri_convert
>>> -it dicom -ot analyze4d
>>>
>> DB_A0A1_318.MR.BECK-PAIGE_A0A1_INHABITION.0003.0001.2010.03.18.16.34.50.500000.21615932.IMA
>>> Block1.img
>>> mri_convert -it dicom -ot analyze4d
>>>
>> DB_A0A1_318.MR.BECK-PAIGE_A0A1_INHABITION.0003.0001.2010.03.18.16.34.50.500000.21615932.IMA
>>> Block1.img
>>> reading from
>>>
>> DB_A0A1_318.MR.BECK-PAIGE_A0A1_INHABITION.0003.0001.2010.03.18.16.34.50.500000.21615932.IMA...
>>> Getting Series No
>>> Scanning Directory
>>> INFO: Found 111 files in
>> /Volumes/dubois/A0A1inhibition/DB_A0A1_318/Block1
>>> INFO: Scanning for Series Number 3
>>> INFO: found 107 files in series
>>> INFO: loading series header info.
>>>
>>> INFO: sorting.
>>> RunNo = 2
>>> INFO: (120 110  50), nframes = 107, ismosaic=1
>>> ERROR: incorreclty formatted version string syngo MR B17
>>> found in dicom tag 18,1020 (len = 3 != 6)
>>> Numaris Version: syngo MR B17 Maj = -1073770984, Min=22021328, MinMin =
>>> -1610546680
>>> 107 DICOM 3.0 files in list
>>> Found 107 DICOM Files
>>> WARNING: NumberOfFrames 0 != Found Count of slices 107.
>>> reading DICOM image...
>>> -------------------------------------------------
>>> DICOM meta-header
>>>
>>> file name
>>>
>> /Volumes/dubois/A0A1inhibition/DB_A0A1_318/Block1/DB_A0A1_318.MR.BECK-PAIGE_A0A1_INHABITION.0003.0001.2010.03.18.16.34.50.500000.21615932.IMA
>>> Date and time
>>>        study date              20100318
>>>        study time              160300.312000
>>>        series time             162802.453000
>>>        acquisition time        162802.453000
>>> Identification
>>>        patient name            DB_A0A1_318
>>>        manufacturer            SIEMENS
>>> Dimensions
>>>        number of rows          880
>>>        number of columns       960
>>>        number of frames        107
>>>        pixel width             2.13333
>>>        pixel height            2.13333
>>>        slice thickness         2.1
>>>        field of view           1877.33
>>>        image number            1 (might be not reliable)
>>>        transfer syntax UID     1.2.840.10008.1.2.1
>>> Acquisition parameters
>>>        echo time               25
>>>        repetition time         3000
>>>        inversion time          not found
>>>        echo number             1
>>>        flip angle              1.5708
>>>        bits allocated          16
>>> Spatial information
>>>        first image position    -1027.46 -12.1727 952.833
>>>        last image position     -1027.46 -12.1727 952.833
>>>        image orientation       1 0 0 0 -0.00174528 -0.999998
>>> -------------------------------------------------
>>>
>>> TR=3000.00, TE=25.00, TI=0.00, flip angle=90.00
>>> i_ras = (-1, -0, 0)
>>> j_ras = (-0, 0.00174528, -0.999999)
>>> k_ras = (nan, nan, nan)
>>> Reslicing using trilinear interpolation
>>> MRIresample(): error inverting matrix; determinant is nan, matrix is:
>>> -2.133  -0.000  nan  nan;
>>> -0.000   0.004  nan  nan;
>>> 0.000  -2.133  nan  nan;
>>> 0.000   0.000   0.000   1.000;
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>>
>>
>
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