Re: [Freesurfer] Time taken by Freesurfer for processing

2014-01-23 Thread Bruce Fischl

Hi Tanya
we have always preferenced minimizing manual interactions over computer 
time. It takes so long because of its level of automation and its 
completeness. This is also why it is so widely used I assume - because it 
generates a comprehensive, accurate and automated morphometric assay of the 
human brain. Seems like waiting a few extra hours to get something 
complete, automated and accurate isn't a big deal.


cheers

Bruce

On Thu, 
23 Jan 2014, Tanya Verma wrote:



Hi,
I would like to ask that why does the Freesurfer takes so much time for
processing particularly autorecon2 ?  

Knowing that Freesurfer takes a lot of time for processing, why is it still
used widely by researchers ? For segmentation followed by volume calculation
, does one has to really wait for hours for the results? 

Thank you

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Re: [Freesurfer] Time taken by Freesurfer for processing

2014-01-23 Thread Matt Glasser
Newer versions also have the ability to run some stages on multiple CPU
cores (with the -openmp cores flag) which speeds certain stages (e.g. in
autorecon2) up considerably.  I'm also sure Bruce wouldn't turn down more
resources to hire the programmers needed to make it faster either!

Peace,

Matt.

On 1/23/14 11:25 AM, Bruce Fischl fis...@nmr.mgh.harvard.edu wrote:

Hi Tanya
we have always preferenced minimizing manual interactions over computer
time. It takes so long because of its level of automation and its
completeness. This is also why it is so widely used I assume - because it
generates a comprehensive, accurate and automated morphometric assay of
the 
human brain. Seems like waiting a few extra hours to get something
complete, automated and accurate isn't a big deal.

cheers

Bruce

On Thu, 
23 Jan 2014, Tanya Verma wrote:

 Hi,
 I would like to ask that why does the Freesurfer takes so much time for
 processing particularly autorecon2 ?
 
 Knowing that Freesurfer takes a lot of time for processing, why is it
still
 used widely by researchers ? For segmentation followed by volume
calculation
 , does one has to really wait for hours for the results?
 
 Thank you
 
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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.


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