[Freesurfer] Longitudinal difference...

2015-05-19 Thread Gonzalo Rojas Costa
Hi:
We have GE 1.5T MRI fspgr volumetric acquisition of a MS patient (39 years
old) and a Siemens 3T MRI mprage acquisition of the same patient three
years after (42 years old)... we processed that images to got the volume of
some structures that we need and compare... but, we found that multiple
brain structures are bigger in the 42 year old images: right hypocampus
(3187-3755), right cerebral white matter (151164-172448), right
Cerebellum-White-Matter (12652-14902), right Cerebellum-Cortex
(48812-51935), etc... And a similar situation occurs in left hemisphere...
The Intracranial volumen in both cases is: 1348899,976 and
1332590,755197... Why is the difference in volumen in the structures in
both studies ?... Why is always bigger at 42 years old than 39 years
old?... Any technical problem ?...  We got a similar difference
by normalizing with ICV...

Sincerely,


Gonzalo Rojas Costa
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[Freesurfer] Longitudinal study... analyze of results....

2015-05-27 Thread Gonzalo Rojas Costa
Hi:

I want to do a longitudinal study between two time points of a patient... I
want to compare the volume of the hypocampii, white matter, etc... I did
the computation of both time points, I created the "base" image, and the
"long" ones... How can I analyze the aseg.stats files in each "long" folder
?...

Sincerely,

Gonzalo Rojas Costa

------------
Gonzalo Rojas Costa
Advanced Medical Image Processing Laboratory
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] Longitudinal study: analyze results

2015-05-27 Thread Gonzalo Rojas Costa
Hi:

For example: if I want to compare the volume of left hyppocampus in two
time points, could I compare the volume in aseg.stats file of both "long"
folders?...

Sincerely,

Gonzalo Rojas Costa

--------
Gonzalo Rojas Costa
Advanced Medical Image Processing Laboratory
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] Ubuntu 14.04 LTS 64 bits

2015-07-20 Thread Gonzalo Rojas Costa
Hi:

  Which freesurfer version must I install in Ubuntu 14.04 LTS 64 bits ?...

  Sincerely...


Gonzalo Rojas Costa


-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] options for 7T images...

2015-08-08 Thread Gonzalo Rojas Costa
Hi:

  Must I use any recon-all option for 7T images ?...

  Sincerely,


Gonzalo Rojas Costa

-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] volumetric difference between 1.5 T and 3.0 T...

2016-06-06 Thread Gonzalo Rojas Costa
Hi:

  There exist any difference between the volumetric values obtained
using 1.5T and 3.0T images ? Any paper about it ?

  Sincerely,

Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] (no subject)

2013-11-13 Thread Gonzalo Rojas Costa
Hi:

Which is the optimal parameters for a morphometric sequence (fspgr?) n a
1.5 T MR OPTIMA 450w GE MRI equipment ?... Because, we are using an fspgr
1mm isotropic sequence, but we got wrong defined borders in some
structures... for example, hypocampus, cortex-wm... I think it could be
because the GE images appears smoothed in comparison with the Siemens
Avanto mprage images that we also use...

Any comments ?

Sincerely,

Gonzalo Rojas Costa


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] Newest freeview version...

2013-11-15 Thread Gonzalo Rojas Costa
Hi:

Which is the freeview newest version ?... the one that is included in
freesurfer 5.3.0 package ?...

Sincerely,

Gonzalo Rojas Costa


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] Generation of brodmann area label and statistics..

2013-11-15 Thread Gonzalo Rojas Costa
Hi:

I have some freesurfer processed studies I used 5.1 version, and now I
found that it don't has the brodmann area labels and statistics generated
in some studies... How can I create it without doing again the complete
recon-all ?

Sincerely,


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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Re: [Freesurfer] Generation of brodmann area label and statistics..

2013-11-15 Thread Gonzalo Rojas Costa
Hi Bruce;

Thanks you very much... It rans ok...

Sincerely,

Gonzalo Rojas Costa


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
El nov 15, 2013 11:12 AM, "Bruce Fischl" 
escribió:

> Hi Gonzalo
>
> recon-all -s  -balabels
>
> should do the trick
>
> cheers
> Bruce
> On Fri, 15 Nov 2013, Gonzalo Rojas Costa wrote:
>
>
>> Hi:
>>
>> I have some freesurfer processed studies I used 5.1 version, and now I
>> found that it don't has the brodmann area labels and statistics generated
>> in
>> some studies... How can I create it without doing again the complete
>> recon-all ?
>>
>> Sincerely,
>>
>> 
>> Gonzalo Rojas Costa
>> Laboratory for Advanced Medical Image Processing
>> Department of Radiology
>> Cl?nica las Condes
>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>> Tel: 56-2-2105170
>> Cel: 56-9-97771785
>> www.clc.cl
>>
>>
>>
>>
>
> The information in this e-mail is intended only for the person to whom it
> is
> addressed. If you believe this e-mail was sent to you in error and the
> e-mail
> contains patient information, please contact the Partners Compliance
> HelpLine at
> http://www.partners.org/complianceline . If the e-mail was sent to you in
> error
> but does not contain patient information, please contact the sender and
> properly
> dispose of the e-mail.
>
>
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[Freesurfer] comparison of subcortical volume with 1.5 T and 3T...

2015-11-03 Thread Gonzalo Rojas Costa
Hi:

  I have some longitudinal study of a patient with 1.5 T images...
now, we have 3T mprage images of the same patient... how can I do the
comparison of the subcortical volume of the patient ?...

  Sincerely,


Gonzalo Rojas Costa

-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] 1.5T vs 3.0T longitudinal study...

2015-11-03 Thread Gonzalo Rojas Costa
Hi:

I have two timepoints of the same patient: the first is in 1.5T and the
second in 3.0T... Is it possible to do the longitudinal study (subcortical
volumes) using the Workflow Summary described in
https://surfer.nmr.mgh.harvard.edu/fswiki/LongitudinalProcessing ?...

Sincerely,

Gonzalo Rojas Costa

-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clinica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] 5.3 vs 6.0 volumetric differences...

2015-11-10 Thread Gonzalo Rojas Costa
Hi:

  There are any difference between subcortical structures volume,
cortical thickness, supratentorial volume, gray matter volume, etc.
computed with freesurfer 5.3 and 6.0 ?...

  Sincerely,


Gonzalo Rojas Costa

-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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Re: [Freesurfer] Freesurfer Digest, Vol 141, Issue 22

2015-11-11 Thread Gonzalo Rojas Costa
Hi Martin:

  But, between version 5.3 and 6.0 there are any differences in the
algorithms for subcortical volume, cortical thickness, etc., or only
additions to that, such as the hippocampus or brainstem subfields ?...
and in general, if I segment for example the same healthy control in
freesurfer 5.3 and 6.0 in the same operating system, there will be any
difference in subcortical volumes and/or cortical thickness ?...

  Sincerely,


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl



On Wed, Nov 11, 2015 at 7:57 AM,
 wrote:

> --
>
> Message: 24
> Date: Tue, 10 Nov 2015 16:57:43 -0500
> From: Martin Reuter 
> Subject: Re: [Freesurfer] 5.3 vs 6.0 volumetric differences...
> To: Freesurfer support list 
> Message-ID: <56426857.3030...@nmr.mgh.harvard.edu>
> Content-Type: text/plain; charset=utf-8; format=flowed
>
> Hi Gonzalo,
>
> of course.
>
> There is even a difference when running the same FS version with a
> different operating system (due to differences in the numerical
> libraries, optimizations etc).
>
> Are changes big or small?
> In a single case they can be very big (it could be a case that failed in
> 5.3 and works with 6.0 - or the other way)
>
> Are changes directional (significantly larger or smaller volumes/thickness)?
> Hard to say and hard to detect if small, but it can happen due to a new
> algorithm that measurements are consistently larger (/smaller) than in
> another version. We try to avoid this, but it can theoretically happen.
>
> That is why it is so important to stick with the same version and
> operating system when processing data.
>
> Best, Martin
>
> On 11/10/2015 04:48 PM, Gonzalo Rojas Costa wrote:
>> Hi:
>>
>>There are any difference between subcortical structures volume,
>> cortical thickness, supratentorial volume, gray matter volume, etc.
>> computed with freesurfer 5.3 and 6.0 ?...
>>
>>Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>>
>
> --
> Martin Reuter, PhD
> Assistant Professor of Radiology, Harvard Medical School
> Assistant Professor of Neurology, Harvard Medical School
> A.A.Martinos Center for Biomedical Imaging
> Massachusetts General Hospital
> Research Affiliate, CSAIL, MIT
> Phone: +1-617-724-5652
> Web  : http://reuter.mit.edu

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[Freesurfer] freesurfer 5.1 vs 5.2

2013-04-10 Thread Gonzalo Rojas Costa
Hi:

  How can install version 5.2 in a computer without uninstalling
version 5.1 ?...

  Sincerely,


--
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] tip and tricks with patient with one big ventricle...

2013-05-02 Thread Gonzalo Rojas Costa
Hi:

  I has the MPRAGE of a patient with one big ventricle, and the other
has normal shape and size... Any tip and tricks to process it ?...
Because freesurfer fails from the beggining of the process (VERY BAD
talairach registration)... I test -bigventricle option of recon-all,
but I got the same problems...

  Sincerely,

--
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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Re: [Freesurfer] tip and tricks with patient with one big ventricle...

2013-05-02 Thread Gonzalo Rojas Costa
Hi Bruce:

  I tested 4.5 and 5.1 versions... with the first I processed
complete, and with 5.1 only autorecon1 section...

  Sincerely,


Gonzalo Rojas Costa


On Thu, May 2, 2013 at 1:31 PM, Bruce Fischl  wrote:
> what version are you running? The newer ones are *much* better at this
> Bruce
>
> On Thu, 2 May 2013, Gonzalo Rojas Costa wrote:
>
>> Hi:
>>
>>  I has the MPRAGE of a patient with one big ventricle, and the other
>> has normal shape and size... Any tip and tricks to process it ?...
>> Because freesurfer fails from the beggining of the process (VERY BAD
>> talairach registration)... I test -bigventricle option of recon-all,
>> but I got the same problems...
>>
>>  Sincerely,
>>
>> --
>> Gonzalo Rojas Costa
>> Laboratory for Advanced Medical Image Processing
>> Department of Radiology
>> Clínica las Condes
>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>> Tel: 56-2-2105170
>> Cel: 56-9-97771785
>> www.clc.cl
>>
>> ___
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>>
>>
>>
>
>
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> e-mail
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> dispose of the e-mail.



-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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Re: [Freesurfer] tip and tricks with patient with one big ventricle...

2013-05-02 Thread Gonzalo Rojas Costa
Hi Bruce:

  And, where is version 5.3 ?... in the "nightly dev builds" ?...

  Sincerely,


Gonzalo Rojas Costa

On Thu, May 2, 2013 at 9:29 PM, Bruce Fischl  wrote:
> Hi Gonzalo
> Try it with 5.3, or upload and I can r. It for you
> Bruce
>
>
>
> On May 2, 2013, at 2:16 PM, Gonzalo Rojas Costa 
>  wrote:
>
>> Hi Bruce:
>>
>>  I tested 4.5 and 5.1 versions... with the first I processed
>> complete, and with 5.1 only autorecon1 section...
>>
>>  Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>>
>>
>> On Thu, May 2, 2013 at 1:31 PM, Bruce Fischl  
>> wrote:
>>> what version are you running? The newer ones are *much* better at this
>>> Bruce
>>>
>>> On Thu, 2 May 2013, Gonzalo Rojas Costa wrote:
>>>
>>>> Hi:
>>>>
>>>> I has the MPRAGE of a patient with one big ventricle, and the other
>>>> has normal shape and size... Any tip and tricks to process it ?...
>>>> Because freesurfer fails from the beggining of the process (VERY BAD
>>>> talairach registration)... I test -bigventricle option of recon-all,
>>>> but I got the same problems...
>>>>
>>>> Sincerely,
>>>>
>>>> --
>>>> Gonzalo Rojas Costa
>>>> Laboratory for Advanced Medical Image Processing
>>>> Department of Radiology
>>>> Clínica las Condes
>>>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>>>> Tel: 56-2-2105170
>>>> Cel: 56-9-97771785
>>>> www.clc.cl
>>>>
>>>> ___
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>>>> Freesurfer@nmr.mgh.harvard.edu
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>>>>
>>>>
>>>>
>>>
>>>
>>> The information in this e-mail is intended only for the person to whom it is
>>> addressed. If you believe this e-mail was sent to you in error and the
>>> e-mail
>>> contains patient information, please contact the Partners Compliance
>>> HelpLine at
>>> http://www.partners.org/complianceline . If the e-mail was sent to you in
>>> error
>>> but does not contain patient information, please contact the sender and
>>> properly
>>> dispose of the e-mail.
>>
>>
>>
>> --
>> Gonzalo Rojas Costa
>> Laboratory for Advanced Medical Image Processing
>> Department of Radiology
>> Clínica las Condes
>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>> Tel: 56-2-2105170
>> Cel: 56-9-97771785
>> www.clc.cl
>>
>>



-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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Re: [Freesurfer] tip and tricks with patient with one big ventricle...

2013-05-03 Thread Gonzalo Rojas Costa
Hi Bruce:

  Ok... I am interested in the 5.3 beta version...

  Sincerely,



Gonzalo Rojas Costa


On Fri, May 3, 2013 at 8:41 AM, Bruce Fischl  wrote:
> Hi Gonzalo
>
> version 5.3 is midway through the QA process. We can give you a beta of it
> in the next couple of days if you want
>
> Bruce
> On Thu, 2 May 2013, Gonzalo Rojas Costa wrote:
>
>> Hi Bruce:
>>
>>  And, where is version 5.3 ?... in the "nightly dev builds" ?...
>>
>>  Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>>
>> On Thu, May 2, 2013 at 9:29 PM, Bruce Fischl 
>> wrote:
>>>
>>> Hi Gonzalo
>>> Try it with 5.3, or upload and I can r. It for you
>>> Bruce
>>>
>>>
>>>
>>> On May 2, 2013, at 2:16 PM, Gonzalo Rojas Costa
>>>  wrote:
>>>
>>>> Hi Bruce:
>>>>
>>>>  I tested 4.5 and 5.1 versions... with the first I processed
>>>> complete, and with 5.1 only autorecon1 section...
>>>>
>>>>  Sincerely,
>>>>
>>>>
>>>> Gonzalo Rojas Costa
>>>>
>>>>
>>>> On Thu, May 2, 2013 at 1:31 PM, Bruce Fischl
>>>>  wrote:
>>>>>
>>>>> what version are you running? The newer ones are *much* better at this
>>>>> Bruce
>>>>>
>>>>> On Thu, 2 May 2013, Gonzalo Rojas Costa wrote:
>>>>>
>>>>>> Hi:
>>>>>>
>>>>>> I has the MPRAGE of a patient with one big ventricle, and the other
>>>>>> has normal shape and size... Any tip and tricks to process it ?...
>>>>>> Because freesurfer fails from the beggining of the process (VERY BAD
>>>>>> talairach registration)... I test -bigventricle option of recon-all,
>>>>>> but I got the same problems...
>>>>>>
>>>>>> Sincerely,
>>>>>>
>>>>>> --
>>>>>> Gonzalo Rojas Costa
>>>>>> Laboratory for Advanced Medical Image Processing
>>>>>> Department of Radiology
>>>>>> Clínica las Condes
>>>>>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>>>>>> Tel: 56-2-2105170
>>>>>> Cel: 56-9-97771785
>>>>>> www.clc.cl
>>>>>>
>>>>>> ___
>>>>>> Freesurfer mailing list
>>>>>> Freesurfer@nmr.mgh.harvard.edu
>>>>>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> The information in this e-mail is intended only for the person to whom
>>>>> it is
>>>>> addressed. If you believe this e-mail was sent to you in error and the
>>>>> e-mail
>>>>> contains patient information, please contact the Partners Compliance
>>>>> HelpLine at
>>>>> http://www.partners.org/complianceline . If the e-mail was sent to you
>>>>> in
>>>>> error
>>>>> but does not contain patient information, please contact the sender and
>>>>> properly
>>>>> dispose of the e-mail.
>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Gonzalo Rojas Costa
>>>> Laboratory for Advanced Medical Image Processing
>>>> Department of Radiology
>>>> Clínica las Condes
>>>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>>>> Tel: 56-2-2105170
>>>> Cel: 56-9-97771785
>>>> www.clc.cl
>>>>
>>>>
>>
>>
>>
>



-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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Re: [Freesurfer] tip and tricks with patient with one big ventricle...

2013-05-04 Thread Gonzalo Rojas Costa
Hi Nick:

  Ok... Tomorrow Sunday I will download and begin to test it...

  And which other new features has version 5.3.0 over 5.2.0 ?...

  Sincerely,


Gonzalo Rojas Costa


On Fri, May 3, 2013 at 5:46 PM, Nick Schmansky
 wrote:
> this link is here:
>
> ftp://surfer.nmr.mgh.harvard.edu/pub/dist/freesurfer/5.3.0-BETA/
>
> the centos6_x86_64 build is there now.  the others will appear as they
> finish their builds, which can take quite a bit of time... so check back
> every day or so....
>
> n.

--
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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The information in this e-mail is intended only for the person to whom it is
addressed. If you believe this e-mail was sent to you in error and the e-mail
contains patient information, please contact the Partners Compliance HelpLine at
http://www.partners.org/complianceline . If the e-mail was sent to you in error
but does not contain patient information, please contact the sender and properly
dispose of the e-mail.



[Freesurfer] white matter volume per lobe...

2013-05-27 Thread Gonzalo Rojas Costa
Hi:

  I used the following commands to get the cortical volume per each lobe:

mri_annotation2label --subject OAS1_0001_MR1 --hemi rh --lobesStrict
lobulos --seg lobulos --stat lobulos
mri_annotation2label --subject OAS1_0001_MR1 --hemi lh --lobesStrict
lobulos --seg lobulos --stat lobulos
mris_anatomical_stats -a lobulos -f OAS1_0001_MR1_lobulos_rh -b OAS1_0001_MR1 rh
mris_anatomical_stats -a lobulos -f OAS1_0001_MR1_lobulos_lh -b OAS1_0001_MR1 lh

  Which commands (sintaxis) must I use to compute the white matter
volume per each lobe ?... I tested the mri_aparc2aseg and mri_segstats
commans with different options, but I couldn't get the volume that I
need...

  Sincerely,


--
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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The information in this e-mail is intended only for the person to whom it is
addressed. If you believe this e-mail was sent to you in error and the e-mail
contains patient information, please contact the Partners Compliance HelpLine at
http://www.partners.org/complianceline . If the e-mail was sent to you in error
but does not contain patient information, please contact the sender and properly
dispose of the e-mail.



Re: [Freesurfer] white matter volume per lobe...

2013-05-28 Thread Gonzalo Rojas Costa
Hi Doug:

  It is labeled as wm-rh-fusiform and wm-lh-fusiform

  Sincerely,



Gonzalo Rojas Costa

On Tue, May 28, 2013 at 1:47 PM, Douglas N Greve
 wrote:
> what is is labled?
>
> On 05/28/2013 01:42 PM, Gonzalo Rojas Costa wrote:
>>
>> Hi Doug:
>>
>>I use the instructions that you told me... But, why I get the gray
>> colored region (red arrow) ?...
>>
>>Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>>
>>
>>> Message: 15
>>> Date: Mon, 27 May 2013 22:41:41 -0400
>>> From: Douglas Greve 
>>> Subject: Re: [Freesurfer] white matter volume per lobe...
>>> To: freesurfer@nmr.mgh.harvard.edu
>>> Message-ID: <51a41965.6050...@nmr.mgh.harvard.edu>
>>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>>>
>>> you will need to run mri_annotation2label and specify the output to be
>>> an annotation file instead of a segmentation. Then you will have to run
>>> mri_aparc2aseg, specifying your lobes annotation as well as --labelwm
>>> (look in the recon-all.log file for an example of how wmparc.mgz is
>>> created). Then run mri_segstats (you can also get an example from the
>>> recon-all.log file).
>>> doug
>>
>> --
>> Gonzalo Rojas Costa
>> Laboratory for Advanced Medical Image Processing
>> Department of Radiology
>> Clínica las Condes
>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>> Tel: 56-2-2105170
>> Cel: 56-9-97771785
>> www.clc.cl
>
>
> --
> Douglas N. Greve, Ph.D.
> MGH-NMR Center
> gr...@nmr.mgh.harvard.edu
> Phone Number: 617-724-2358
> Fax: 617-726-7422
>
> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting
> FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2
> www.nmr.mgh.harvard.edu/facility/filedrop/index.html
> Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/
>
>
>
> The information in this e-mail is intended only for the person to whom it is
> addressed. If you believe this e-mail was sent to you in error and the
> e-mail
> contains patient information, please contact the Partners Compliance
> HelpLine at
> http://www.partners.org/complianceline . If the e-mail was sent to you in
> error
> but does not contain patient information, please contact the sender and
> properly
> dispose of the e-mail.
>



-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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Re: [Freesurfer] white matter volume per lobe...

2013-05-30 Thread Gonzalo Rojas Costa
Hi Doug:

  But, in the mri_aparc2aseg command, I test with the "--wmparc-dmax
200" option... I put that big value to test it, but I got the image
that I sent you...

  Sincerely,


Gonzalo Rojas Costa

On Thu, May 30, 2013 at 12:06 PM, Douglas N Greve
 wrote:
>
> It is probably the region that is more than 5mm away from cortex. In the
> wmparc it should be labeled as wm-lh-unknown
>
> doug
>
>
> On 05/30/2013 11:27 AM, Gonzalo Rojas Costa wrote:
>>
>> Hi Doug:
>>
>>I used the instructions that you told me to get the white matter per
>> each lobule... But, I got the grey colored region (red arrow)... Which
>> neuroanatomical area is ?...
>>
>>Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>>
>>
>>> Message: 15
>>> Date: Mon, 27 May 2013 22:41:41 -0400
>>> From: Douglas Greve 
>>> Subject: Re: [Freesurfer] white matter volume per lobe...
>>> To: freesurfer@nmr.mgh.harvard.edu
>>> Message-ID: <51a41965.6050...@nmr.mgh.harvard.edu>
>>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>>>
>>> you will need to run mri_annotation2label and specify the output to be
>>> an annotation file instead of a segmentation. Then you will have to run
>>> mri_aparc2aseg, specifying your lobes annotation as well as --labelwm
>>> (look in the recon-all.log file for an example of how wmparc.mgz is
>>> created). Then run mri_segstats (you can also get an example from the
>>> recon-all.log file).
>>> doug
>>
>> --
>> Gonzalo Rojas Costa
>> Laboratory for Advanced Medical Image Processing
>> Department of Radiology
>> Clínica las Condes
>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>> Tel: 56-2-2105170
>> Cel: 56-9-97771785
>> www.clc.cl
>
>
> --
> Douglas N. Greve, Ph.D.
> MGH-NMR Center
> gr...@nmr.mgh.harvard.edu
> Phone Number: 617-724-2358
> Fax: 617-726-7422
>
> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting
> FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2
> www.nmr.mgh.harvard.edu/facility/filedrop/index.html
> Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/
>
>
>
> The information in this e-mail is intended only for the person to whom it is
> addressed. If you believe this e-mail was sent to you in error and the
> e-mail
> contains patient information, please contact the Partners Compliance
> HelpLine at
> http://www.partners.org/complianceline . If the e-mail was sent to you in
> error
> but does not contain patient information, please contact the sender and
> properly
> dispose of the e-mail.
>



-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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Re: [Freesurfer] white matter volume per lobe...

2013-05-30 Thread Gonzalo Rojas Costa
Hi Doug:

  The command is:

 mri_aparc2aseg --s OAS1_0001_MR1 --labelwm --hypo-as-wm --rip-unknown
--volmask --o mri/lobulitos.mgz --annot lobulos --wmparc-dmax 200

and the terminal output is:

mri_aparc2aseg --s OAS1_0001_MR1 --labelwm --hypo-as-wm --rip-unknown
--volmask --o mri/lobulitos_2.mgz --annot lobulos --wmparc-dmax 200

SUBJECTS_DIR /usr/local/freesurfer/subjects
subject OAS1_0001_MR1
outvol mri/lobulitos_2.mgz
useribbon 0
baseoffset 0
labeling wm
labeling hypo-intensities as wm
dmaxctx 200.00
RipUnknown 1

Reading lh white surface
 /usr/local/freesurfer/subjects/OAS1_0001_MR1/surf/lh.white

Reading lh pial surface
 /usr/local/freesurfer/subjects/OAS1_0001_MR1/surf/lh.pial

Loading lh annotations from
/usr/local/freesurfer/subjects/OAS1_0001_MR1/label/lh.lobulos.annot
reading colortable from annotation file...
colortable with 8 entries read (originally none)

Reading rh white surface
 /usr/local/freesurfer/subjects/OAS1_0001_MR1/surf/rh.white

Reading rh pial surface
 /usr/local/freesurfer/subjects/OAS1_0001_MR1/surf/rh.pial

Loading rh annotations from
/usr/local/freesurfer/subjects/OAS1_0001_MR1/label/rh.lobulos.annot
reading colortable from annotation file...
colortable with 8 entries read (originally none)
Have color table for lh white annotation
Have color table for rh white annotation
Loading ribbon segmentation from
/usr/local/freesurfer/subjects/OAS1_0001_MR1/mri/ribbon.mgz
Loading filled from /usr/local/freesurfer/subjects/OAS1_0001_MR1/mri/filled.mgz
Ripping vertices labeled as unkown
Ripped 7659 vertices from left hemi
Ripped 7544 vertices from right hemi

Building hash of lh white

Building hash of lh pial

Building hash of rh white

Building hash of rh pial

Loading aseg from /usr/local/freesurfer/subjects/OAS1_0001_MR1/mri/aseg.mgz
ASeg Vox2RAS: ---
-1.000   0.000   0.000   128.000;
 0.000   0.000   1.000  -128.000;
 0.000  -1.000   0.000   128.000;
 0.000   0.000   0.000   1.000;
-

Labeling Slice
  0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19
 20  21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37  38  39
 40  41  42  43  44  45  46  47  48  49  50  51  52  53  54  55  56  57  58  59
 60  61  62  63  64  65  66  67  68  69  70  71  72  73  74  75  76  77  78  79
 80  81  82  83  84  85  86  87  88  89  90  91  92  93  94  95  96  97  98  99
100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119
120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139
140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159
160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179
180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199
200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219
220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239
240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 nctx = 688931
Used brute-force search on 139 voxels
Fixing Parahip LH WM
  Found 0 clusters
Fixing Parahip RH WM
  Found 0 clusters
Writing output aseg to mri/lobulitos_2.mgz

  Sincerely,


Gonzalo Rojas Costa


On Thu, May 30, 2013 at 4:10 PM, Douglas N Greve
 wrote:
> can you send me your full command line as well as the terminal output?
>
> On 05/30/2013 02:26 PM, Gonzalo Rojas Costa wrote:
>>
>> Hi Doug:
>>
>>But, in the mri_aparc2aseg command, I test with the "--wmparc-dmax
>> 200" option... I put that big value to test it, but I got the image
>> that I sent you...
>>
>>Sincerely,
>>
>>
>> Gonzalo Rojas Costa

--
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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Re: [Freesurfer] white matter volume per lobe...

2013-05-31 Thread Gonzalo Rojas Costa
Hi Douglas:

  The file is the OAS1_0001_MR1 case of OASIS-BRAINS database that I
re-processed using freesurfer 5.2.0...

  Sincerely,


Gonzalo Rojas Costa

On Fri, May 31, 2013 at 12:12 PM, Douglas N Greve
 wrote:
> don't know what's going on. Can you upload the subject to our file drop?
> doug
>
> On 05/30/2013 04:36 PM, Gonzalo Rojas Costa wrote:
>>
>> Hi Doug:
>>
>>The command is:
>>
>>   mri_aparc2aseg --s OAS1_0001_MR1 --labelwm --hypo-as-wm --rip-unknown
>> --volmask --o mri/lobulitos.mgz --annot lobulos --wmparc-dmax 200
>>
>> and the terminal output is:
>>
>> mri_aparc2aseg --s OAS1_0001_MR1 --labelwm --hypo-as-wm --rip-unknown
>> --volmask --o mri/lobulitos_2.mgz --annot lobulos --wmparc-dmax 200
>>
>> SUBJECTS_DIR /usr/local/freesurfer/subjects
>> subject OAS1_0001_MR1
>> outvol mri/lobulitos_2.mgz
>> useribbon 0
>> baseoffset 0
>> labeling wm
>> labeling hypo-intensities as wm
>> dmaxctx 200.00
>> RipUnknown 1
>>
>> Reading lh white surface
>>   /usr/local/freesurfer/subjects/OAS1_0001_MR1/surf/lh.white
>>
>> Reading lh pial surface
>>   /usr/local/freesurfer/subjects/OAS1_0001_MR1/surf/lh.pial
>>
>> Loading lh annotations from
>> /usr/local/freesurfer/subjects/OAS1_0001_MR1/label/lh.lobulos.annot
>> reading colortable from annotation file...
>> colortable with 8 entries read (originally none)
>>
>> Reading rh white surface
>>   /usr/local/freesurfer/subjects/OAS1_0001_MR1/surf/rh.white
>>
>> Reading rh pial surface
>>   /usr/local/freesurfer/subjects/OAS1_0001_MR1/surf/rh.pial
>>
>> Loading rh annotations from
>> /usr/local/freesurfer/subjects/OAS1_0001_MR1/label/rh.lobulos.annot
>> reading colortable from annotation file...
>> colortable with 8 entries read (originally none)
>> Have color table for lh white annotation
>> Have color table for rh white annotation
>> Loading ribbon segmentation from
>> /usr/local/freesurfer/subjects/OAS1_0001_MR1/mri/ribbon.mgz
>> Loading filled from
>> /usr/local/freesurfer/subjects/OAS1_0001_MR1/mri/filled.mgz
>> Ripping vertices labeled as unkown
>> Ripped 7659 vertices from left hemi
>> Ripped 7544 vertices from right hemi
>>
>> Building hash of lh white
>>
>> Building hash of lh pial
>>
>> Building hash of rh white
>>
>> Building hash of rh pial
>>
>> Loading aseg from
>> /usr/local/freesurfer/subjects/OAS1_0001_MR1/mri/aseg.mgz
>> ASeg Vox2RAS: ---
>> -1.000   0.000   0.000   128.000;
>>   0.000   0.000   1.000  -128.000;
>>   0.000  -1.000   0.000   128.000;
>>   0.000   0.000   0.000   1.000;
>> -
>>
>> Labeling Slice
>>0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17
>> 18  19
>>   20  21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37
>> 38  39
>>   40  41  42  43  44  45  46  47  48  49  50  51  52  53  54  55  56  57
>> 58  59
>>   60  61  62  63  64  65  66  67  68  69  70  71  72  73  74  75  76  77
>> 78  79
>>   80  81  82  83  84  85  86  87  88  89  90  91  92  93  94  95  96  97
>> 98  99
>> 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117
>> 118 119
>> 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137
>> 138 139
>> 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157
>> 158 159
>> 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177
>> 178 179
>> 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197
>> 198 199
>> 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217
>> 218 219
>> 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237
>> 238 239
>> 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 nctx =
>> 688931
>> Used brute-force search on 139 voxels
>> Fixing Parahip LH WM
>>Found 0 clusters
>> Fixing Parahip RH WM
>>Found 0 clusters
>> Writing output aseg to mri/lobulitos_2.mgz
>>
>>Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>>
>>
>> On Thu, May 30, 2013 at 4:10 PM, Douglas N Greve
>>  wrote:
>>>
>>> can you send me your full command line as well as the terminal output?
>>>
>>> On 05/30/2013 02:26 PM, Gonzalo Rojas Costa wrote:
>>>>
>>>> Hi Doug:
>>>>
>>>> But, in the mri_aparc2aseg command, I test with the "--wmparc-

[Freesurfer] a second "subjcts" folder...

2013-07-24 Thread Gonzalo Rojas Costa
Hi:

I has a "subjects" folder in one physical harddisk... How can I continue
processing more images in another "subjects" folder in a new physical
harddisk without erasing the first one ?...

Sincerely

Gonzalo Rojas Vosta



-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] tracula processing time ?...

2012-07-24 Thread Gonzalo Rojas Costa
Hi:

  How much time (aprox) take each step of tracula processing ?...

  Sincerely,


-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] tracula RAM memory ?...

2012-07-24 Thread Gonzalo Rojas Costa
Hi:

  How much memory needs tracula to process a DTI study ?... Because my
PC (Ubuntu Linux, 4GB RAM) exit because it can't allocate memory in
trac-preproc... There exist any tip & trick in such a case?...

  Sincerely,


--
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] tracula error...

2012-07-30 Thread Gonzalo Rojas Costa
Hi:

   I ran "trac-all -prep -c dmrirc" and it finished ok... Then, when I 
tried to run the command "trac-all -bedp -c dmrirc", I got the error:

ln -sf 
/usr/local/freesurfer/subjects/bmvf_23_7_2012/dlabel/diff/anat_brain_mask.bbr.nii.gz
 
/usr/local/freesurfer/subjects/bmvf_23_7_2012/dmri/nodif_brain_mask.nii.gz
ln -sf /usr/local/freesurfer/subjects/bmvf_23_7_2012/dmri/dwi.nii.gz 
/usr/local/freesurfer/subjects/bmvf_23_7_2012/dmri/data.nii.gz
WARN: Running FSL's bedbost locally - this might take a while
WARN: It is recommended to run this step on a cluster
bedpostx_seychelles /usr/local/freesurfer/subjects/bmvf_23_7_2012/dmri
subjectdir is /usr/local/freesurfer/subjects/bmvf_23_7_2012/dmri
Making bedpostx directory structure
Queuing preprocessing stages
[: 223: NONE: unexpected operator
[: 314: NONE: unexpected operator
[: 327: xbedpostx_pre: unexpected operator
[: 486: x: unexpected operator
[: 486: -le: argument expected
Queuing parallel processing stage
[: 223: NONE: unexpected operator
[: 327: xbedpostx: unexpected operator
[: 486: x27: unexpected operator
0 slices processed
Queuing post processing stage
[: 223: NONE: unexpected operator
[: 314: NONE: unexpected operator
[: 327: xbedpostx_post: unexpected operator
[: 486: x: unexpected operator
[: 486: -le: argument expected

   That problem occurr because my PC is not a parallelized environment?...

   Sincerely,



-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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Re: [Freesurfer] tracula error...

2012-07-30 Thread Gonzalo Rojas Costa
Hi Anastasia:

  And, which options do you think I must use with bedpostx ?... The default ?...

  Sincerely,


Gonzalo Rojas Costa


On Mon, Jul 30, 2012 at 5:36 PM, Anastasia Yendiki  wrote:
>
> Hi Gonzalo - This has come up a few times recently. Please see here:
> http://www.mail-archive.com/freesurfer@nmr.mgh.harvard.edu/msg23064.html
>
> Hope this helps,
> a.y

-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] white/gray surface and volumetric segmentation (aseg) difference...

2012-12-31 Thread Gonzalo Rojas Costa
Hi:

  With some mprage images, I got differences in the volumetric
segmentation (aseg) of the cortex and the white/gray surface... Why
?... I know that both methods are totally different... In the aseg I
got some bad segmentation of the cortex, but it in the white/gray
surface I got very better results...

  Sincerely,

-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] default lateral extent corpus callosum

2013-02-27 Thread Gonzalo Rojas Costa
Hi:

   What is the default thickness of the corpus callosum?...  5 mm ?...
2 mm for each side from midline ?...

  Sincerely,


--
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] GM and WM volume for each lobe...

2013-02-28 Thread Gonzalo Rojas Costa
Hi:

  I need to compute the GM and WM volume for each lobe... I know that
for GM, I must use:

mri_annotation2label --subject bert --hemi rh --lobesStrict lobesfile

mris_anatomical_stats -mgz -cortex ../label/lh.cortex.label -f
../stats/lh.lobesfile.stats -b -a ../label/lh.lobesfile.annot bert lh
white

  And, for WM I know that I must use the commands: mri_aparc2aseg and
mri_segstats, but I don't know the options of each command that I must
use... Could you please send me the complete commands for WM?...

  Sincerely,


--
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] lobes volume (WM and GM)

2017-09-12 Thread Gonzalo Rojas Costa
Hi:

  I need the complete WM volume for each lobe... not only the WM up to
5mm beneath the lobes (default value) or 20 mm...

  Sincerely,


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
http://www.aribrain.info
https://scholar.google.com/citations?user=LO7LZ3oJ
https://www.researchgate.net/profile/Gonzalo_Rojas2
https://cl.linkedin.com/in/gonzalorojascosta

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Re: [Freesurfer] lobes volume (WM and GM)

2017-09-14 Thread Gonzalo Rojas Costa
Hi Douglas:

  By removing --rip-unknown I got the same results... Why ?...

  Sincerely,


Gonzalo Rojas Costa


> Date: Tue, 12 Sep 2017 12:33:11 -0400
> From: Douglas N Greve 
> Subject: Re: [Freesurfer] lobes volume (WM and GM)
> To: freesurfer@nmr.mgh.harvard.edu
> Message-ID: 
> Content-Type: text/plain; charset=utf-8; format=flowed
>
> Try removing the --rip-unknown
>
>
> On 09/12/2017 11:09 AM, Gonzalo Rojas Costa wrote:
>> Hi:
>>
>>I created the following script (for freesurfer 5.3.0) to compute the
>> lobes volume (including GM and WM).
>>
>>mri_annotation2label --subject pac --hemi rh --lobesStrict lobulos
>> --seg lobulos --stat lobulos
>>mri_annotation2label --subject pac --hemi lh --lobesStrict lobulos
>> --seg lobulos --stat lobulos
>>mris_anatomical_stats -a lobulos -f pac.lobulos.rh pac rh
>>mris_anatomical_stats -a lobulos -f pac.lobulos.lh pac lh
>>mri_aparc2aseg --s pac --labelwm --hypo-as-wm --rip-unknown
>> --volmask --o $SUBJECTS_DIR/pac/mri/lobulitos.mgz --annot lobulos
>> --wmparc-dmax 20
>>mri_segstats --seg $SUBJECTS_DIR/pac/mri/lobulitos.mgz --ctab
>> /usr/local/freesurfer/LobulesColorLUT.txt --excludeid 0 --sum
>> $i.lobulo.aseg.sum --id 1001 1004 1005 1006 2001 2004 2005 2006 3001
>> 3004 3005 3006 4001 4004 4005 4006 251 252 253 254 255
>>
>>But, I didn't got the complete WM volume for each lobe (frontal lobe
>> for example... see red arrow in attached image)... why ?... Any
>> solution ?...
>>
>>Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>> Laboratory for Advanced Medical Image Processing
>> Department of Radiology
>> Cl?nica las Condes
>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>> Tel: 56-2-2105170
>> Cel: 56-9-97771785
>> www.clc.cl
>> http://www.aribrain.info
>> https://scholar.google.com/citations?user=LO7LZ3oJ
>> https://www.researchgate.net/profile/Gonzalo_Rojas2
>> https://cl.linkedin.com/in/gonzalorojascosta
>>
>>
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Re: [Freesurfer] lobes volume (WM and GM)

2017-09-20 Thread Gonzalo Rojas Costa
Hi Douglas:

  Why you specified 5mm as the default value for the --wmparc-dmax
option in mri_aparc2aseg command?

  Sincerely,


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
http://www.aribrain.info
https://scholar.google.com/citations?user=LO7LZ3oJ
https://www.researchgate.net/profile/Gonzalo_Rojas2
https://cl.linkedin.com/in/gonzalorojascosta

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Re: [Freesurfer] lobes volume (WM and GM)

2017-09-20 Thread Gonzalo Rojas Costa
Hi Douglas:

  I am looking for papers that used the volume of each lobe computed
using freesurfer, but I couldn't found it...  Do you know any?...

  Sincerely,


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
http://www.aribrain.info
https://scholar.google.com/citations?user=LO7LZ3oJ
https://www.researchgate.net/profile/Gonzalo_Rojas2
https://cl.linkedin.com/in/gonzalorojascosta


On Wed, Sep 20, 2017 at 5:47 PM, Douglas N Greve
 wrote:
> We did not have a strong reason, just that it seemed to give maps that
> looked reasonable
>
>
>
> On 09/20/2017 04:42 PM, Gonzalo Rojas Costa wrote:
>>
>> Hi Douglas:
>>
>>Why you specified 5mm as the default value for the --wmparc-dmax
>> option in mri_aparc2aseg command?
>>
>>Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>> Laboratory for Advanced Medical Image Processing
>> Department of Radiology
>> Clínica las Condes
>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>> Tel: 56-2-2105170
>> Cel: 56-9-97771785
>> www.clc.cl
>> http://www.aribrain.info
>> https://scholar.google.com/citations?user=LO7LZ3oJ
>> https://www.researchgate.net/profile/Gonzalo_Rojas2
>> https://cl.linkedin.com/in/gonzalorojascosta
>>
>>
>
> --
> Douglas N. Greve, Ph.D.
> MGH-NMR Center
> gr...@nmr.mgh.harvard.edu
> Phone Number: 617-724-2358
> Fax: 617-726-7422
>
> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting
> FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2
> www.nmr.mgh.harvard.edu/facility/filedrop/index.html
> Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/
>
>
>
> The information in this e-mail is intended only for the person to whom it is
> addressed. If you believe this e-mail was sent to you in error and the
> e-mail
> contains patient information, please contact the Partners Compliance
> HelpLine at
> http://www.partners.org/complianceline . If the e-mail was sent to you in
> error
> but does not contain patient information, please contact the sender and
> properly
> dispose of the e-mail.

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Re: [Freesurfer] lobes volume (WM and GM)

2017-09-22 Thread Gonzalo Rojas Costa
Hi Douglas:

  I am looking for that paper, but I couldn't found it... Which is it ?

  Sincerely,


Gonzalo Rojas Costa
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
http://www.aribrain.info
https://scholar.google.com/citations?user=LO7LZ3oJ
https://www.researchgate.net/profile/Gonzalo_Rojas2
https://cl.linkedin.com/in/gonzalorojascosta


On Thu, Sep 21, 2017 at 6:21 PM, Douglas N Greve
 wrote:
> No, not for lobe volume. Have you seen the original wmparc paper?
>
>
>
> On 09/20/2017 04:53 PM, Gonzalo Rojas Costa wrote:
>>
>> Hi Douglas:
>>
>>I am looking for papers that used the volume of each lobe computed
>> using freesurfer, but I couldn't found it...  Do you know any?...
>>
>>Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>> Laboratory for Advanced Medical Image Processing
>> Department of Radiology
>> Clínica las Condes
>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>> Tel: 56-2-2105170
>> Cel: 56-9-97771785
>> www.clc.cl
>> http://www.aribrain.info
>> https://scholar.google.com/citations?user=LO7LZ3oJ
>> https://www.researchgate.net/profile/Gonzalo_Rojas2
>> https://cl.linkedin.com/in/gonzalorojascosta
>>
>>
>> On Wed, Sep 20, 2017 at 5:47 PM, Douglas N Greve
>>  wrote:
>>>
>>> We did not have a strong reason, just that it seemed to give maps that
>>> looked reasonable
>>>
>>>
>>>
>>> On 09/20/2017 04:42 PM, Gonzalo Rojas Costa wrote:
>>>>
>>>> Hi Douglas:
>>>>
>>>> Why you specified 5mm as the default value for the --wmparc-dmax
>>>> option in mri_aparc2aseg command?
>>>>
>>>> Sincerely,
>>>>
>>>>
>>>> Gonzalo Rojas Costa
>>>> Laboratory for Advanced Medical Image Processing
>>>> Department of Radiology
>>>> Clínica las Condes
>>>> Lo Fontecilla 441, Las Condes, Santiago, Chile.
>>>> Tel: 56-2-2105170
>>>> Cel: 56-9-97771785
>>>> www.clc.cl
>>>> http://www.aribrain.info
>>>> https://scholar.google.com/citations?user=LO7LZ3oJ
>>>> https://www.researchgate.net/profile/Gonzalo_Rojas2
>>>> https://cl.linkedin.com/in/gonzalorojascosta
>>>>
>>>>
>>> --
>>> Douglas N. Greve, Ph.D.
>>> MGH-NMR Center
>>> gr...@nmr.mgh.harvard.edu
>>> Phone Number: 617-724-2358
>>> Fax: 617-726-7422
>>>
>>> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting
>>> FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2
>>> www.nmr.mgh.harvard.edu/facility/filedrop/index.html
>>> Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/
>>>
>>>
>>>
>>> The information in this e-mail is intended only for the person to whom it
>>> is
>>> addressed. If you believe this e-mail was sent to you in error and the
>>> e-mail
>>> contains patient information, please contact the Partners Compliance
>>> HelpLine at
>>> http://www.partners.org/complianceline . If the e-mail was sent to you in
>>> error
>>> but does not contain patient information, please contact the sender and
>>> properly
>>> dispose of the e-mail.
>>
>>
>
> --
> Douglas N. Greve, Ph.D.
> MGH-NMR Center
> gr...@nmr.mgh.harvard.edu
> Phone Number: 617-724-2358
> Fax: 617-726-7422
>
> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting
> FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2
> www.nmr.mgh.harvard.edu/facility/filedrop/index.html
> Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/
>

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[Freesurfer] local Gyrification Index

2017-12-15 Thread Gonzalo Rojas Costa
Hi:

  To compute local Gyrification Index is necessary Matlab... Complete
installation or only runtime?

  Sincerely,

Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
http://www.aribrain.info
https://scholar.google.com/citations?user=LO7LZ3oJ
https://www.researchgate.net/profile/Gonzalo_Rojas2
https://cl.linkedin.com/in/gonzalorojascosta

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[Freesurfer] Pons and midbrain segmentation....

2014-06-30 Thread Gonzalo Rojas Costa
Hi:

How can I segment the pons and midbrain using freesurfer ?... or any other
segmentation software that do such task ?...

Sincerely,

Gonzalo Rojas Costa


Gonzalo Rojas Costa
Advanced Medical Image Processing Laboratory
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] Nframes greater than 1...

2014-09-02 Thread Gonzalo Rojas Costa
Hi:

I have an mprage image with nframes = 2... how can I convert it to use it
in freesurfer ?...

Sincerely,

Gonzalo Rojas Costa


Gonzalo Rojas Costa
Advanced Medical Image Processing Laboratory
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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Re: [Freesurfer] Nframes greater than 1...

2014-09-03 Thread Gonzalo Rojas Costa
Hi:

I don't know it is an mprage got in our center using a Siemens Avanto
equipment freesurfer specify that the images has two nframes and for
that reason freesurfer could not process it...

Sincerely

Gonzalo Rojas Costa

>Hi Gonzalo
>
>what is in the two frames?
>Bruce
>On Tue, 2 Sep 2014, Gonzalo Rojas Costa wrote:
>
>>
>> Hi:
>>
>> I have an mprage image with nframes = 2... how >>can I convert it to use
it in
>> freesurfer ?...
>>
>> Sincerely,
>>
>> Gonzalo Rojas Costa


Gonzalo Rojas Costa
Advanced Medical Image Processing Laboratory
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
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[Freesurfer] myelination and freesurfer segmentation...

2018-11-01 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  Could you please tell me if Is there is a paper on myelination and
segmentation?

  Sincerely,


Gonzalo Rojas Costa

Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
http://www.aribrain.info
https://scholar.google.com/citations?user=LO7LZ3oJ
https://www.researchgate.net/profile/Gonzalo_Rojas2
https://cl.linkedin.com/in/gonzalorojascosta

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[Freesurfer] "CorticalWhiteMatterVol" ?

2019-02-11 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  What is the meaning of the "CorticalWhiteMatterVol" measure?

  Sincerely,


Gonzalo Rojas Costa

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[Freesurfer] curved reformat image....

2019-03-06 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  How can I get in an automatic way curved reformat images (for
example, see paper
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5009174/)

  Sincerely,


Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl
http://www.aribrain.info
https://scholar.google.com/citations?user=LO7LZ3oJ
https://www.researchgate.net/profile/Gonzalo_Rojas2
https://cl.linkedin.com/in/gonzalorojascosta

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[Freesurfer] cortical thickness values in the insula...

2019-04-05 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  How can I get the different values of cortical thickness in the
insula? Not the mean and SD...


  Sincerely


Gonzalo Rojas Costa

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[Freesurfer] Cortical thickness values more than 5 mm

2019-04-05 Thread Gonzalo Rojas Costa
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Hi:

How can I get cortical thickness surface image with values more than 5 mm?

Sincerely


Gonzalo Rojas Costa
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[Freesurfer] web page library to show freesurfer data (mesh and axial, coronal, sagital slices)

2019-04-10 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  Do you know any library to show freesurfer data (mesh and axial,
coronal, sagittal slices) embedded a web page?

  Sincerely,


Gonzalo Rojas Costa

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[Freesurfer] library to show freesurfer data embedded in a web page (mesh and axial, coronal, sagital slices)

2019-04-11 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  Do you know any library that allows to show freesurfer generated
data (mesh and axial, coronal, sagittal slices) embedded in a web
page? We were working using "BrainBrowser Volume Viewer"
(brainbrowser.cbrain.mcgill.ca) and "AMI Medical Imaging (AMI) JS
Toolkit" (https://fnndsc.github.io/ami), but I have some problems...

  Sincerely,


Gonzalo Rojas Costa

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[Freesurfer] FreeSurfer 6.0 disk image for VirtualBox?

2019-04-24 Thread Gonzalo Rojas Costa
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Hi:

  Where can I find the FreeSurfer 6.0 disk image for VirtualBox?

  Sincerely,


Gonzalo Rojas Costa

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[Freesurfer] WM and ASEG edition... recon-all continue command...

2011-07-25 Thread Gonzalo Rojas Costa
Hi

  I editted the wm.mgz and aseg.mgz files... Which recon-all command
must I use to continue the processing ?...

  Sincerely,


Gonzalo Rojas Costa
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Re: [Freesurfer] WM and ASEG edition... recon-all continue command...

2011-07-25 Thread Gonzalo Rojas Costa
Hi Bruce:

   Maybe I didn't explain clearly my question... I did a complete 
processing of a patient, then I must edit wm.mgz and aseg.mgz because I 
found some segmentation errors... Which recon-all command must I run to 
reprocess the study to use the edited files (wm.mgz and aseg.mgz) ?...

   Sincerely,


Gonzalo Rojas Costa


El 25-07-2011 18:51, Bruce Fischl escribió:
> -make all should work.
>
> cheers
> Bruce
> On Mon, 25 Jul 2011, Gonzalo Rojas Costa wrote:
>
>> Hi
>>
>> I editted the wm.mgz and aseg.mgz files... Which recon-all command
>> must I use to continue the processing ?...
>>
>> Sincerely,
>>
>>
>> Gonzalo Rojas Costa
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>>
>>
>
>
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> it is
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> e-mail
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Re: [Freesurfer] WM and ASEG edition... recon-all continue command...

2011-07-27 Thread Gonzalo Rojas Costa
Hi Bruce:

   I ran with -make all, and I get good results... It seems that 
freesurfer uses the wm.mgz and aseg.mgz editions that I did...

   Sincerely,


Gonzalo Rojas Costa


El 27-07-2011 11:48, Bruce Fischl escribió:
> Hi Gonzalo,
>
> Nick can correct me if I'm wrong, but the intent of -make all is to
> detect which steps need to be rerun based on file timestamps. All edits
> should also be detected and kept, so it should do the right thing (right
> Nick?)
>
> cheers
> Bruce
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[Freesurfer] xopts script...

2011-08-01 Thread Gonzalo Rojas Costa
Hi:

  In the web page "FSTutorial/TroubleshootingData - Free Surfer Wiki" 
appears "Try using an xopts script first to change the intensity 
thresholds being used"... What is a xopts script ?... How can I use a 
xopts script to change the intensity thresholds ?...

   Sincerely,


Gonzalo Rojas Costa
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[Freesurfer] processing OASIS database using freesurfer 5

2011-08-02 Thread Gonzalo Rojas Costa
Hi:

   I need to reprocess some images of the OASIS database using 
freesurfer 5... Should I use only the command "recon-all -s 
OAS1_0074_MR1 -all", or I must add the option "-expert expert.opts" ?... 
In the first case freesurfer automatically use thresholds specified in 
expert.opts  ?...

   Sincerely,


Gonzalo Rojas Costa
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[Freesurfer] optimal sequence in a 1.5 T MR OPTIMA 450w GE MRI equipment...

2011-09-07 Thread Gonzalo Rojas Costa
Hi:

  Which is the optimal parameters for a morphometric sequence in a 1.5
T MR OPTIMA 450w GE MRI equipment ?...

  Sincerely,


Gonzalo Rojas Costa
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Re: [Freesurfer] tkmedit bus error

2011-09-18 Thread Gonzalo Rojas Costa
Hi Carolina:

  And did you tested the tksurfer command ?...

for example: tksurfer CORBIC_vol01 rh pial

  Sincerely,


Gonzalo Rojas Costa
Department of Radiology
Clinica Las Condes
Santiago
Chile


> Message: 4
> Date: Sun, 18 Sep 2011 10:25:26 -0400 (EDT)
> From: Bruce Fischl 
> Subject: Re: [Freesurfer] tkmedit bus error
> To: Carolina Valencia 
> Cc: Freesurfer Mailing List 
>
> Hi Carolina,
>
> does this happen every time? Can you run freeview on the volumes and see
> if it can display them properly?
>
> cheers
> Bruce
> On Thu, 15 Sep 2011, Carolina Valencia
> wrote:
>
>> Hi FSusers
>>
>> I run recon-all in a patient without problems, but when I tried to view it 
>> in tkmedit, an error pops up.
>>
>> I appreciate your help!
>>
>> Best regards,
>> Carolina
>>
>> recon-all -s CORBIC_vol01 finished without error at Tue Sep 13 12:42:43 COT 
>> 2011
>> done
>> cvalencia-Precision-WorkStation-T3400:~> tkmedit CORBIC_vol01 brainmask.mgz 
>> -aux T1.mgz -surfs -segmentation aseg.mgz
>> $FREESURFER_HOME/FreeSurferColorLUT.txt
>> Bus error
>> cvalencia-Precision-WorkStation-T3400:~> tkmedit CORBIC_vol01 brainmask.mgz 
>> -aux T1.mgz -surfs -segmentation aseg.mgz
>> $FREESURFER_HOME/FreeSurferColorLUT.txt
>> Bus error
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Re: [Freesurfer] tkmedit bus error

2011-09-19 Thread Gonzalo Rojas Costa
Hi Carolina:

   Is it possible, but in my case when the hard disk is full at the 
moment of the processing, I got a fatal error from recon-all command...

   Sincerely,


Gonzalo Rojas Costa


El 19-09-2011 9:53, Carolina Valencia escribió:
> Thanks  for the answers.
> I think the problem was the hard disk space, I can open it now in the
> views (tksurfer, tkmedit)
>
> Best regards,
>
> Carolina
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[Freesurfer] volume of different lobes of the brain....

2011-09-25 Thread Gonzalo Rojas Costa
Hi:

  How can I get the volume of the different lobes of the brain 
(occipital, parietal, temporal, etc) ?... White matter and gray 
matter?... Labels ?...

   Sincerely,


Gonzalo Rojas Costa
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Re: [Freesurfer] volume of different lobes of the brain....

2011-09-26 Thread Gonzalo Rojas Costa
Hi Douglas:

 The solution that you sent me runs only in freesurfer 5... Do you
have ay solution for freesurfer 4.5.0 to compute GM+WM volume for each
lobule ?...

  Sincerely,


 Gonzalo Rojas Costa


On Mon, Sep 26, 2011 at 11:01 AM, Douglas N Greve
 wrote:
> You can run mri_annotation2label with --lobesStrict to get a lobe
> annotation. If that definition of "lobes" is good for you, then you can run
> mris_anatomical_stats to get the volume for each lobe.
> doug
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[Freesurfer] paper related to subcortical volume in children...

2011-10-03 Thread Gonzalo Rojas Costa
Hi:

  There exist any paper related to the subcortical volume in children
(below 15 years old)?... any image database ?...

  Sincerely,



Gonzalo Rojas Costa
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[Freesurfer] cuda error...

2011-10-04 Thread Gonzalo Rojas Costa
Hi:

  I installed CUDA 4 in a Ubuntu 10.10 based workstation... I tried to
process a volume, but I got the following error:

"writing output transformation to transforms/talairach_with_skull.lta...
CUDA Error in file 'gcasgpu.cu' on line 159 : unspecified driver error.
registration took 15 minutes and 1 seconds.
Abort"...

  How can I correct it ?...

  Sincerely


Gonzalo Rojas Costa
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[Freesurfer] cortical thickness values in a specified gyrus...

2011-11-23 Thread Gonzalo Rojas Costa
Hi:

   In rh.aparc.a2009s.stats file, appears the average cortical thickness 
(ThickAvg) value for frontal middle gyrus (G_front_middle): how can I 
get the values of the cortical thickness in that gyrus (for example), 
not the average value ?...

   Sincerely,


Gonzalo Rojas Costa
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[Freesurfer] WM hypointensities included in left-cerebral (right-cerebral) white matter volume ?...

2011-12-09 Thread Gonzalo Rojas Costa
Hi:

  In aseg.stats the WM hypointensities is included in left-cerebral
(right-cerebral) white matter volume ?...

  Sincerely,


Gonzalo Rojas Costa
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[Freesurfer] mri_cc and CC thickness option...

2011-12-16 Thread Gonzalo Rojas Costa
Hi:

   For example, if I execute the mri_cc command with "-t 2", mri_cc 
shows me "setting callosum thickness to 5 mm"... Why ?... What exactly 
specify the -t option ?...

  Sincerely,


Gonzalo Rojas Costa
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[Freesurfer] Corpus callosum aseg division...

2011-12-29 Thread Gonzalo Rojas Costa
Hi:
  Any reference about how freesurfer divides the corpus callosum in
CC_Posterior, CC_Mid_Posterior, CC_Central, CC_Mid_Anterior,
CC_Anterior ?...

  Sincerely,


Gonzalo Rojas Costa
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[Freesurfer] pial mesh decimation...

2012-05-31 Thread Gonzalo Rojas Costa
Hi:

  How can I do a decimation to 1 polygons aprox to the pial surface ?...

  Sincerely,


-- 
Gonzalo Rojas Costa
Laboratory for Advanced Medical Image Processing
Department of Radiology
Clínica las Condes
Lo Fontecilla 441, Las Condes, Santiago, Chile.
Tel: 56-2-2105170
Cel: 56-9-97771785
www.clc.cl

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[Freesurfer] continue from a specific stage of autorecon2

2009-07-22 Thread Gonzalo Rojas Costa
Dear Pedro Paulo:

  I need to continue the freesurfer professing from a specific stage of
autorecon2 (careginv; stage 4 of autorecon2 in
http://surfer.nmr.mgh.harvard.edu/fswiki/ReconAllStableTablev4)..

  Which is the command line to do it ?...

  Sincerely,


Gonzalo Rojas Costa

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[Freesurfer] libtiff.so.3 instalaton error ?...

2009-07-24 Thread Gonzalo Rojas Costa
Dear Pedro Paulo:

  I got the following error when I processing the autorecon2 stage...

" 4281  Left-non-WM-hypointensities  0
 4382  Right-non-WM-hypointensities  0
 4485  Optic-Chiasm  187  187
 45   251  CC_Posterior  540  540
 46   252  CC_Mid_Posterior  182  182
 47   253  CC_Central  131  131
 48   254  CC_Mid_Anterior  162  162
 49   255  CC_Anterior  219  219

Reporting on  49 segmentations
#
#...@# Cortical ribbon mask Fri Jul 24 04:47:12 CLT 2009
/home/image/bin/freesurfer/subjects/rezende/mri

 mris_volmask --label_left_white 2 --label_left_ribbon 3 --label_right_white
41 --label_right_ribbon 42 --save_ribbon --save_distance rezende

mris_volmask.bin: error while loading shared libraries: libtiff.so.3: cannot
open shared object file: No such file or directory
Linux ubuntu 2.6.27-7-generic #1 SMP Fri Oct 24 06:42:44 UTC 2008 i686 GNU/Linux

recon-all exited with ERRORS at Fri Jul 24 04:47:15 CLT 2009"

  Which is the problem ?... How can  install libtiff.so.3 ?..

  Sincerely,


Gonzalo Rojas Costa


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Re: [Freesurfer] libtiff.so.3 instalaton error ?...

2009-07-24 Thread Gonzalo Rojas Costa
Hi:

  But the sysadmin forgot the password of the superuser... I created the link
in the /home/image directory, and in /home/image/freesurfer/bin, but
freesurfer didn't find the lib... How can I solve the problem... How can I
specify to freesurfer that the lib is in another folder ?... Any idea ?...

  SIncerely,


Gonzalo Rojas Costa


Krish Subramaniam escribió:
> Hi
>
> On Ubuntu, you will need to do the following:
> cd /usr/lib
> sudo ln -s libtiff.so.4 libtiff.so.3
> ( from http://surfer.nmr.mgh.harvard.edu/fswiki/Download )
>
> The second command only works if you have write access to /usr/lib..
> otherwise you could contact your sysadmin.
>
> Krish
>
> On Jul 24, 2009, at 11:15 AM, Gonzalo Rojas Costa wrote:
>
>> Dear Pedro Paulo:
>>
>>  I got the following error when I processing the autorecon2 stage...
>>
>> " 4281  Left-non-WM-hypointensities  0
>> 4382  Right-non-WM-hypointensities  0
>> 4485  Optic-Chiasm  187  187
>> 45   251  CC_Posterior  540  540
>> 46   252  CC_Mid_Posterior  182  182
>> 47   253  CC_Central  131  131
>> 48   254  CC_Mid_Anterior  162  162
>> 49   255  CC_Anterior  219  219
>>
>> Reporting on  49 segmentations
>> #
>> #...@# Cortical ribbon mask Fri Jul 24 04:47:12 CLT 2009
>> /home/image/bin/freesurfer/subjects/rezende/mri
>>
>> mris_volmask --label_left_white 2 --label_left_ribbon 3 --
>> label_right_white
>> 41 --label_right_ribbon 42 --save_ribbon --save_distance rezende
>>
>> mris_volmask.bin: error while loading shared libraries: libtiff.so.
>> 3: cannot
>> open shared object file: No such file or directory
>> Linux ubuntu 2.6.27-7-generic #1 SMP Fri Oct 24 06:42:44 UTC 2008
>> i686 GNU/Linux
>>
>> recon-all exited with ERRORS at Fri Jul 24 04:47:15 CLT 2009"
>>
>>  Which is the problem ?... How can  install libtiff.so.3 ?..
>>
>>  Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>>
>>
>> ___
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>>
>>
>
>


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Re: [Freesurfer] how to extract segmented hippocampus

2009-09-16 Thread Gonzalo Rojas Costa
Dear Douglas:

  And how can I view (render) in 3D the hippocampus that I got frok aseg.mgz
with the mri_binarize command ?...

  Sincerely,


Gonzalo Rojas Costa


> mri_binarize with --match 17 or --match 53 will do it
>
> doug
>
> Guang Zeng wrote:
>> Hi, there,
>>
>> I'd like to extract the left and right hippocampus from aseg.mgz, so
>> basically what I want is a volume where left hippocampus have value
>> (or label) 17 and right hippocampus have value (or label) 53, all the
>> other place are zero.
>>
>> How can I do it? Using mri_threshold or mri_label2vol?
>>
>> Thanks a lot!
>>
>> Guang
>>
>>
>>
>> 
>> Hotmail: Free, trusted and rich email service. Get it now.
>> <http://clk.atdmt.com/GBL/go/171222984/direct/01/>
>> 
>>
>> ___
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>
>--
>Douglas N. Greve, Ph.D.
>MGH-NMR Center
>gr...@nmr.mgh.harvard.edu
>Phone Number: 617-724-2358
>Fax: 617-726-7422
>
>In order to help us help you, please follow the steps in:
>surfer.nmr.mgh.harvard.edu/fswiki/BugReporting


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[Freesurfer] memory error

2009-11-24 Thread Gonzalo Rojas Costa
Hi:

  I got the following fatal error:

CORRECTING DEFECT 61 (vertices=98413, convex hull=24013)
Excessive topologic defect encountered: could not allocate 896316630 edges for
retessellation
Cannot allocate memory
Linux image 2.6.28-16-generic #55-Ubuntu SMP Tue Oct 20 19:48:24 UTC 2009 i686
GNU/Linux

  How can I correct it ?...

  Sincerely,


Gonzalo Rojas Costa


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[Freesurfer] memory error 2

2009-11-24 Thread Gonzalo Rojas Costa

Hi:

  I got the following fatal error:

CORRECTING DEFECT 61 (vertices=98413, convex hull=24013)
Excessive topologic defect encountered: could not allocate 896316630 edges for
retessellation
Cannot allocate memory
Linux image 2.6.28-16-generic #55-Ubuntu SMP Tue Oct 20 19:48:24 UTC 2009 i686
GNU/Linux

  How can I correct it ?... I have a PC with 2.5 GB RAM, and iit is the first
processing that fails with an error related to memory... Why ?... Is it
really a memory problem ?... There is a tip and trick that allows me to
correct it ?...

  Sincerely,


Gonzalo Rojas Costa


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[Freesurfer] skull strip question...

2010-01-05 Thread Gonzalo Rojas Costa
Hi:

  The tissue located in volume index coordinates (164, 54, 137) approx in the
skull stripped volume that I am sending, could produce an error in the
cortical thickness values for example, or any other parameters that freesurfer
computes ?...

  I uploaded the files through your upload web page...

  Sincerely,



Gonzalo Rojas Costa




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[Freesurfer] erroneous segmentation of white matter and cortical thickness...

2010-01-08 Thread Gonzalo Rojas Costa
Hi:

  In the temporal lobe I got a white matter "erroneous" segmentation (that I
know that I could correct it using control points)... In the aseg.auto.mgz
file the white matter appears as cerebral cortex... The cortical thickness
computation is related to that segmentation ?... Or the segmentation and
cortical thickness are computed in a independent way ?...

  Sincerely,


Gonzalo Rojas Costa







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[Freesurfer] bbregister: 6 or 12 DOF ?...

2010-01-11 Thread Gonzalo Rojas Costa
Hi:

  bbregister is for 6 or 12 DOF corregistration ?...

  Sincerely,


Gonzalo Rojas Costa


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[Freesurfer] modification of tksurfer and tkmedit palette...

2010-01-12 Thread Gonzalo Rojas Costa
Hi:

  I want to modify the color palette that tksurfer uses to display overlay
data... How can i modify it ?... the same question for tkmedit...

  Sincerely,


Gonzalo Rojas Costa


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[Freesurfer] modification of tksurfer and tkmedit palettes

2010-01-12 Thread Gonzalo Rojas Costa
Hi:

  I will write my question in another way: in which file could I find the
palette that tksurfer and tkmedit uses to display overlay data ?... because
I want to create other palettes...

  Sincerely,


Gonzalo Rojas Costa




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[Freesurfer] comparison of values of three MRI exams of same patient...

2010-02-12 Thread Gonzalo Rojas Costa
Hi:

  I have three MRIs of the same patient took during different months... I need
to compare the hippocampus volume fof the three exams (for example), the
cortical thickness, etc... How can I do such computation ?...

  Sincerely,


Gonzalo Rojas Costa
Department of Radiology
Las Condes Clinic
Santiago
Chile

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[Freesurfer] lobe volumes...

2010-02-15 Thread Gonzalo Rojas Costa
Hi:

  How can I get the volume of each lobe ?.. each hemisphere ?...

  Sincerely,



Gonzalo Rojas Costa


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[Freesurfer] lobe volumes...

2010-02-15 Thread Gonzalo Rojas Costa
Hi:

  There exist any tool that could show me the structures that differ between
each hemisphere more than a given percentage (volume) ?...

  Sincerely,



Gonzalo Rojas Costa


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[Freesurfer] difference between structures...

2010-02-15 Thread Gonzalo Rojas Costa
Hi:

  There exist any tool that could show me the structures that differ between
each hemisphere more than a given percentage (volume) ?... For example: the
hippocampus...

  Sincerely,



Gonzalo Rojas Costa


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[Freesurfer] conitnue longitudinal processing...

2010-03-01 Thread Gonzalo Rojas Costa
Hi:

  I was processing a longitudinal processing (previous the 8.8 earthquake)
using a command line like:

recon-all -base  -tp  -tp  ... -all

but it couldn't finished  because the power cut... How can I continue the
processing without starting again from the beginning ?...

Sincerely,


Gonzalo Rojas Costa
Department of  Radiology
Las Condes Clinic
Santiago
Chile


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[Freesurfer] continue longitudinal processing...

2010-03-01 Thread Gonzalo Rojas Costa
Hi:

  I was processing a longitudinal processing using a command line like:

recon-all -base  -tp  -tp  ... -all

but it couldn't finished  because the power cut produced by a 8.8 magnitude
earthquake here in Chile... How can I continue the processing without starting
again from the beginning ?...

  Sincerely,


Gonzalo Rojas Costa
Department of  Radiology
Las Condes Clinic
Santiago
Chile


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[Freesurfer] Longitudinal Stream...

2010-03-05 Thread Gonzalo Rojas Costa
Hi:

  I processed a Longitudinal Stream between two MRIs of same patient taken in
different dates... I used the following commands:

i) recon-all -all -s , recon-all -all -s 
ii) recon-all -base  -tp  -tp  -all
iii) recon-all -long   -all

  Which information was stored in the .long. folder ?...

  Sincerely,


Gonzalo Rojas Costa


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[Freesurfer] realiability of cortical thickness...

2010-03-10 Thread Gonzalo Rojas Costa
Hi:

  Freesurfer Developer team: did you published any paper related to the
reliability of cortical thickness ?... How you measure that reliability ?..
And, the reliability of the volumetry of different segmented brain structures
(such as the hippocampus) ?... And, in the case of the cortical thickness less
than 1 mm?... How you can measure it ?...

  Sincerely,


Gonzalo Rojas Costa




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[Freesurfer] definition of some aseg.stats measures...

2010-03-25 Thread Gonzalo Rojas Costa
Hi:

  What is the definition of the following measures that appears at the
beginning of "aseg.stats" file: "Brain Mask Volume", "Brain Segmentation
Volume Without Ventricles" (BrainSegVolNotVent), "Brain Segmentation Volume"
(BrainSegVol), "Intracranial Volume" (IntraCranialVol, ICV) ?...

  The cerebelum is included in the ICV  ?...

  Sincerely,


Gonzalo Rojas Costa
Department of Radiology
Clínica Las Condes


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Re: [Freesurfer] Freesurfer Digest, Vol 73, Issue 64

2010-03-26 Thread Gonzalo Rojas Costa
Hi Andreas:

  As far as I know, the complete command is:

recon-all -s subjid -skullstrip -no-wsgcaatlas -wsthresh 35 -clean-bm

  Sincerely,


Gonzalo Rojas Costa
Laboratory of Medical Imaging Processing
Department of Radiology
Clínica Las Condes
Santiago
Chile



> Date: Fri, 26 Mar 2010 11:07:01 +0100
> From: Andreas Berger 
> Subject: [Freesurfer] changing watershed threshold has no effect
> To: freesurfer@nmr.mgh.harvard.edu
> Message-ID:
>   <68f948a91003260307g4fee4b69s9c04624544df2...@mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> hello freesurfers,
>
> we are having a problem with insufficient skull stripping, in 66 out
> of 200 subjects this affects the pial surface, as can be seen in the
> attached screenshot1. since the problem is somewhat generalized in
> location, i tried to change the watershed threshold as suggested by
> the wiki. i tried the values 20, 15, 10, 5, 0 (recon-all -all -clean
> -wsthresh n), but even 0 seems to have no effect (it looks different,
> but not less skull), see screenshot2. am i doing it wrong?


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[Freesurfer] normal value of Bra

2010-04-19 Thread Gonzalo Rojas Costa
Hi:

  I need to know which is the normal value of BrainSegVolNotVent (Brain
Segmentation Volume Without Ventricles) of patients with 70 years aprox ?...
Any paper ?...

  Sincerely,



Gonzalo Rojas Costa
Department of Radiology
Clinica Las Condes
Santiago
Chile


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[Freesurfer] normal value of "Brain Segmentation Volume Without Ventricles" value ?

2010-04-19 Thread Gonzalo Rojas Costa

Hi:

  I need to know which is the normal value of BrainSegVolNotVent (Brain
Segmentation Volume Without Ventricles) of patients with 70 years aprox ?...
Any paper ?...

  Sincerely,



Gonzalo Rojas Costa
Department of Radiology
Clinica Las Condes
Santiago
Chile


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[Freesurfer] normal value of "Brain Segmentation Volume Without Ventricles" value ?

2010-04-20 Thread Gonzalo Rojas Costa
Hi:

  I need to know which is the value of BrainSegVolNotVent (Brain
Segmentation Volume Without Ventricles) of healthy volunteers at different
ages... Any paper ?...

  Sincerely,



Gonzalo Rojas Costa
Department of Radiology
Clinica Las Condes
Santiago
Chile


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Re: [Freesurfer] normal value of "Brain Segmentation Volume Without Ventricles" value ?

2010-04-20 Thread Gonzalo Rojas Costa
Hi Bruce:

  I downloaded a study from OASIS dataset, but it didn't appears the
BrainSegVolNotVent parameter in "aseg" datafile... I think because it was
processed using a previous freesurfer version... Can I compute
BrainSegVolNotVent without processing again the downloaded OASIS dataset ?...

  Sincerely,


Gonzalo Rojas Costa


Bruce Fischl escribió:
> Hi Gonzalo,
>
> I think the OASIS dataset is distributed with asegs on them, so you could
download that and calculate it yourself, although of course it will be
age-dependent.
> cheers
> Bruce
>
>
> On Tue, 20 Apr 2010, Gonzalo
> Rojas Costa wrote:
>
>> Hi:
>>  I need to know which is the value of BrainSegVolNotVent (Brain
>> Segmentation Volume Without Ventricles) of healthy volunteers at different
ages... Any paper ?...
>>  Sincerely,
>> Gonzalo Rojas Costa
>> Department of Radiology
>> Clinica Las Condes
>> Santiago
>> Chile
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> The information in this e-mail is intended only for the person to whom it is
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[Freesurfer] other color map for a volume in freeview..

2010-04-21 Thread Gonzalo Rojas Costa
Hi:

  Freeview only has grayscale, heat and jet in the color maps for a volume...
How can I specify another color map ?...

  Sincerely,


Gonzalo Rojas Costa


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Re: [Freesurfer] WM segmentation error...

2010-04-23 Thread Gonzalo Rojas Costa
Hi Bruce:

  The patient has 3 years old... The parameters of the sequence, are: TI =
1100 ms, TR=1870 ms, TE=3.25 ms, Number of averages=1, FOV 256x256, Avanto
1.5 T...

  Sincerely


Gonzalo Rojas Costa


Bruce Fischl escribió:
> Hi Gonzalo,
>
> what age is this subject? And what type of scan is it?
>
> cheers
> Bruce
> On Thu, 22 Apr 2010,
> Gonzalo Rojas wrote:
>
>> Hi:
>>
>>  I got a WM segmentation error such as that I show in the attached image...
>> The segmentation error include many coronal slices in size (more than 15)...
>> How can I correct it ?... Besides, I got a very big mesh defect
>> (vertices=21320, convex hull=9913) that freesurfer couldn't correct: could
>> that defect be produced by that WM segmentation error?...
>>
>>  If you want, I could send you more additional files...
>>
>>  Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>>
>>
>
>
> The information in this e-mail is intended only for the person to whom it is
> addressed. If you believe this e-mail was sent to you in error and the e-mail
> contains patient information, please contact the Partners Compliance HelpLine
> at
> http://www.partners.org/complianceline . If the e-mail was sent to you in
> error
> but does not contain patient information, please contact the sender and
> properly
> dispose of the e-mail.
>
>


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[Freesurfer] Hippocampus volume normalization relative to what other volume ?...

2010-05-06 Thread Gonzalo Rojas Costa
Hi:

  If we want to compare the hippocampus volume between different patients,
which other volume could I use to normalize it ?... the ICV ?... the volume
of each hemisphere ?... And, if I want to compare the amygdala, for example
?...

  Sincerely,


Gonzalo Rojas Costa
Department of Radiology
Clínica las Condes
Santiago
Chile


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[Freesurfer] libpng12.so.0

2020-03-29 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  I tried to use the tkregisterfv command in Ubuntu 18.04.4 LTS, but I got
the following error:
"freeview.bin: error while loading shared libraries: libpng12.so.0: cannot
open shared object file: No such file or directory". How can I solve it ?

  Sincerely,


Gonzalo Rojas Costa
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[Freesurfer] freesurfer 7.0.0 in a virtual machine...

2020-05-06 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  How can install freesurfer 7.0.0 in a virtual machine ?

  Sincerely,


Gonzalo Rojas Costa
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Re: [Freesurfer] freesurfer 7.0.0 in a virtual machine...

2020-05-07 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  No... I don't have any specific issue... I have a previous freesurfer
version installed that I want to continue using. So I want to install
version freesurfer 7.0 on a virtual machine...

  Sincerely,


Gonzalo Rojas Costa


> Message: 4
> Date: Thu, 7 May 2020 12:43:56 +0200 (CEST)
> From: Tim Sch?fer 
> Subject: Re: [Freesurfer] freesurfer 7.0.0 in a virtual machine...
> To: Freesurfer support list 
> Message-ID: <1445340988.123994.1588848236...@ox.hosteurope.de>
> Content-Type: text/plain; charset="utf-8"
>
>   External Email - Use Caution
>
> There should be no difference to installation on a physical machine. Are
you
> running into any specific issues?
>
> Tim
>
>> On May 7, 2020 at 3:51 AM Gonzalo Rojas Costa <
gonzalo.rojas.co...@gmail.com> wrote:
>>
>>
>> External Email - Use Caution
>>
>> Hi:
>>
>>  How can install freesurfer 7.0.0 in a virtual machine ?
>>
>>   Sincerely,
>>
>>
>> Gonzalo Rojas Costa
>> ___
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>> Freesurfer@nmr.mgh.harvard.edu
>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
>
>--
> Dr. Tim Sch?fer
> Postdoc Computational Neuroimaging
> Department of Child and Adolescent Psychiatry, Psychosomatics and
> Psychotherapy
> University Hospital Frankfurt, Goethe University Frankfurt am Main,
Germany
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[Freesurfer] big difference between ICV same patient....

2020-09-10 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  Why I got a big ICV difference between MPRAGE of the same patient (2019:
1775887.317631, 2020: 1566398.53576 mm3), one-year difference acquisition,
and the same MRI Skyra 3T equipment? I used freesurfer 5.1.0 on the same
computer, and operating system in both cases...

  I reviewed the coregistration to MNI305 and it is reasonably good in both
cases...

  The case was reviewed by an expert neuroradiologist, and she does not
consider that there is a significant visual difference between both sizes.

  Sincerely



Gonzalo Rojas Costa
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Re: [Freesurfer] big difference between ICV same patient....

2020-09-11 Thread Gonzalo Rojas Costa
External Email - Use Caution

Hi:

  I modified the coregistration using "tkregister2 --s subj1 --fstal
--surfs". Then, I used "recon-all -make all -s subj1", but I got "Nothing
to be done"... why ?... Which command must I run after tkregister2 to
reprocess ?

  Other question... what do you mean with " You might be comparing dewarped
vs not dewarped"

  Sincerely,


Gonzalo Rojas Costa


>Message: 6
>Date: Thu, 10 Sep 2020 12:42:41 -0400
>From: "Douglas N. Greve" 
>Subject: Re: [Freesurfer] big difference between ICV same patient
>To: 
>Message-ID: <0112a2be-2c41-a100-6ac7-e8d054e97...@mgh.harvard.edu>
>Content-Type: text/plain; charset="utf-8"
>
>It all comes down to the registration. See
>https://surfer.nmr.mgh.harvard.edu/fswiki/eTIV
>The image may have more-or-less neck and that can change the
>registration and ICV. The contrast may be different. The scanner may
>have had software updates. You might be comparing dewarped vs not dewarped.
>
>On 9/10/2020 2:16 PM, Gonzalo Rojas Costa wrote:
>>
>> External Email - Use Caution
>>
>> Hi:
>>
>> ? Why I got a big ICV difference between MPRAGE of the same patient
>> (2019: 1775887.317631, 2020: 1566398.53576 mm3), one-year difference
>> acquisition, and the same MRI Skyra 3T equipment? I used freesurfer
>> 5.1.0 on the same computer, and operating system in both cases...
>>
>> ? I reviewed the coregistration to MNI305 and it is reasonably good in
>> both cases...
>>
>> ? The case was reviewed by an expert neuroradiologist, and she does
>> not consider that there is a significant visual difference between
>> both sizes.
>>
>> ? Sincerely
>>
>>
>>
>> Gonzalo Rojas Costa
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