And now yours is much nicer and would probably be the better starting point for 
Tim…

Matt.

From: Alexander Li Cohen <alexco...@gmail.com<mailto:alexco...@gmail.com>>
Date: Wednesday, May 24, 2017 at 9:57 PM
To: Matt Glasser <glass...@wustl.edu<mailto:glass...@wustl.edu>>
Cc: Timothy Coalson <tsc...@mst.edu<mailto:tsc...@mst.edu>>, A Nunes 
<adonay.s.nu...@gmail.com<mailto:adonay.s.nu...@gmail.com>>, 
"hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org>" 
<HCP-Users@humanconnectome.org<mailto:HCP-Users@humanconnectome.org>>
Subject: Re: [HCP-Users] create 2k space

Oh interesting. Now I can't remember if I found that version and used it as a 
starting point. This was a couple of years ago. Regardless, either one should 
be able to make new templates to downscale or upscale as needed...

-Alex

On May 24, 2017, at 10:47 PM, Glasser, Matthew 
<glass...@wustl.edu<mailto:glass...@wustl.edu>> wrote:

Looks pretty similar to this one that has been around for a few years.  I had 
thought Tim Brown might have gotten a hold of it and changed it.

Matt.

From: Alexander Li Cohen <alexco...@gmail.com<mailto:alexco...@gmail.com>>
Date: Wednesday, May 24, 2017 at 9:38 PM
To: Matt Glasser <glass...@wustl.edu<mailto:glass...@wustl.edu>>
Cc: Timothy Coalson <tsc...@mst.edu<mailto:tsc...@mst.edu>>, A Nunes 
<adonay.s.nu...@gmail.com<mailto:adonay.s.nu...@gmail.com>>, 
"hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org>" 
<HCP-Users@humanconnectome.org<mailto:HCP-Users@humanconnectome.org>>
Subject: Re: [HCP-Users] create 2k space

Well, this script I made from scratch with some experimentation, but I presume 
there's an in house version that does something similar...

-Alex

On May 24, 2017, at 10:35 PM, Glasser, Matthew 
<glass...@wustl.edu<mailto:glass...@wustl.edu>> wrote:

Indeed, for some reason that script isn’t in the main HCP repo.

Peace,

Matt.

From: Alexander Li Cohen <alexco...@gmail.com<mailto:alexco...@gmail.com>>
Date: Wednesday, May 24, 2017 at 9:29 PM
To: Matt Glasser <glass...@wustl.edu<mailto:glass...@wustl.edu>>
Cc: Timothy Coalson <tsc...@mst.edu<mailto:tsc...@mst.edu>>, A Nunes 
<adonay.s.nu...@gmail.com<mailto:adonay.s.nu...@gmail.com>>, 
"hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org>" 
<HCP-Users@humanconnectome.org<mailto:HCP-Users@humanconnectome.org>>
Subject: Re: [HCP-Users] create 2k space

You could take a look at this code and adapt as needed:

https://github.com/alexlicohen/script-toolbox/blob/master/CreateNewTemplateSpace.sh

-Alex

On May 24, 2017, at 2:49 PM, Glasser, Matthew 
<glass...@wustl.edu<mailto:glass...@wustl.edu>> wrote:

Probably also would need wb_command -surface-create-sphere to actually make the 
2K space.

Peace,

Matt.

From: 
<hcp-users-boun...@humanconnectome.org<mailto:hcp-users-boun...@humanconnectome.org>>
 on behalf of Timothy Coalson <tsc...@mst.edu<mailto:tsc...@mst.edu>>
Date: Wednesday, May 24, 2017 at 1:43 PM
To: A Nunes <adonay.s.nu...@gmail.com<mailto:adonay.s.nu...@gmail.com>>
Cc: "hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org>" 
<HCP-Users@humanconnectome.org<mailto:HCP-Users@humanconnectome.org>>
Subject: Re: [HCP-Users] create 2k space

For resampling just the surface (just the coordinates, no functional data), the 
command is -surface-resample.  There is also -metric-resample and 
-label-resample for single-hemisphere format data files (for functional data, 
myelin maps, etc), which are likely to be more useful for creating a template 
cifti file.

You can create a template cifti file using -cifti-create-dense-scalar, once you 
have the medial wall ROIs and volume resolution/structures worked out for your 
desired cifti space.

4k vertices is already very low, and is missing a lot of cortical detail.  If 
the reason for doing this is a data reduction, you might try using parcellation 
instead (-cifti-parcellate), where it ideally groups vertices by function (the 
HCP MMP 1.0 has 180 areas per hemisphere), and doing less mixing of different 
functions than a simple downsampling.

Tim


On Wed, May 24, 2017 at 12:44 PM, A Nunes 
<adonay.s.nu...@gmail.com<mailto:adonay.s.nu...@gmail.com>> wrote:
HI

HCP MEG dataset provides surfaces with 4k vertices, I would like to resample it 
to 2k. I have tried wd_command -cifti-resample, but it requires a 
cifti-template, but i don't have any cifti of 2k.


What commands should I use to get a 2k surface for every subject?

Thanks

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