I would certainly use the thresh. The unthresholded is there in case you wanted to set your own threshold. But it should always be thresholded at something
On 02/03/2017 09:06 AM, Levman, Jacob wrote: > The following pair are consistent: > lh.BA.thresh BA44 GrayVol > rh.BA.thresh BA44 GrayVol > > The following pair are inconsistent: > lh.BA BA44 GrayVol > rh.BA BA44 GrayVol > Other measurements in the lh.BA and rh.BA atlases may also be inconsistent. > > Thanks, > > Jacob > ________________________________________ > From: freesurfer-boun...@nmr.mgh.harvard.edu > <freesurfer-boun...@nmr.mgh.harvard.edu> on behalf of Douglas N Greve > <gr...@nmr.mgh.harvard.edu> > Sent: 02 February 2017 16:40 > To: freesurfer@nmr.mgh.harvard.edu > Subject: Re: [Freesurfer] possible atlas error to report > > Sorry, which labels are consistent and which are inconsistent? > > > On 02/02/2017 02:52 PM, Levman, Jacob wrote: >> Hi there, >> >> >> I've been conducting an asymmetry analysis based on FreeSurfer >> measurements. There are regions of the brain with known left-right >> asymmetry such as BA44 which exhibits strong leftward asymmetry (the >> left side is bigger than the right). This is accurately reflected when >> you compare the BA44 GrayVol measurement from lh.BA.thresh to >> rh.BA.thresh. However, in the lh.BA and rh.BA results, the BA44 >> GrayVol measurements consistently indicate a rightward asymmetry >> (right side larger than the left side) though this conflicts with >> known findings in the literature for this region of the brain and is >> the opposite pattern to that produced in lh.BA.thresh and rh.BA.thresh. >> >> >> This indicates that the lh.BA and rh.BA results may be left-right >> inverted in BA44 and possibly in other regions as well. >> >> >> Thanks, >> >> >> Jacob >> >> >> >> >> >> >> >> _______________________________________________ >> Freesurfer mailing list >> Freesurfer@nmr.mgh.harvard.edu >> https://urldefense.proofpoint.com/v2/url?u=https-3A__mail.nmr.mgh.harvard.edu_mailman_listinfo_freesurfer&d=DwIGaQ&c=qS4goWBT7poplM69zy_3xhKwEW14JZMSdioCoppxeFU&r=DUWz00ElU5nIlsuNk7LJaI3gMXh9071RVT17kiVmj8hUTcEdE2fifa48ONDlDOJs&m=6BOXQop44jm4lD6mpQmgoEWrWAcgO68dILp9r6sQ3as&s=MPuVeEolIjQIx0yIN3fjtsDsY7jxdcUanFGrFloVMVU&e= > -- > 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://urldefense.proofpoint.com/v2/url?u=https-3A__gate.nmr.mgh.harvard.edu_filedrop2&d=DwIGaQ&c=qS4goWBT7poplM69zy_3xhKwEW14JZMSdioCoppxeFU&r=DUWz00ElU5nIlsuNk7LJaI3gMXh9071RVT17kiVmj8hUTcEdE2fifa48ONDlDOJs&m=6BOXQop44jm4lD6mpQmgoEWrWAcgO68dILp9r6sQ3as&s=KsyQxetNo9rP--FVvtQEQBKokUR2LvS-nIQIj7AbWDg&e= > www.nmr.mgh.harvard.edu/facility/filedrop/index.html > Outgoing: > https://urldefense.proofpoint.com/v2/url?u=ftp-3A__surfer.nmr.mgh.harvard.edu_transfer_outgoing_flat_greve_&d=DwIGaQ&c=qS4goWBT7poplM69zy_3xhKwEW14JZMSdioCoppxeFU&r=DUWz00ElU5nIlsuNk7LJaI3gMXh9071RVT17kiVmj8hUTcEdE2fifa48ONDlDOJs&m=6BOXQop44jm4lD6mpQmgoEWrWAcgO68dILp9r6sQ3as&s=OaO0UfFErlafjBaThUK3bXxTZcnAt6w5tQ5eE6YBtDM&e= > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://urldefense.proofpoint.com/v2/url?u=https-3A__mail.nmr.mgh.harvard.edu_mailman_listinfo_freesurfer&d=DwIGaQ&c=qS4goWBT7poplM69zy_3xhKwEW14JZMSdioCoppxeFU&r=DUWz00ElU5nIlsuNk7LJaI3gMXh9071RVT17kiVmj8hUTcEdE2fifa48ONDlDOJs&m=6BOXQop44jm4lD6mpQmgoEWrWAcgO68dILp9r6sQ3as&s=MPuVeEolIjQIx0yIN3fjtsDsY7jxdcUanFGrFloVMVU&e= > > > 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 > https://urldefense.proofpoint.com/v2/url?u=http-3A__www.partners.org_complianceline&d=DwIGaQ&c=qS4goWBT7poplM69zy_3xhKwEW14JZMSdioCoppxeFU&r=DUWz00ElU5nIlsuNk7LJaI3gMXh9071RVT17kiVmj8hUTcEdE2fifa48ONDlDOJs&m=6BOXQop44jm4lD6mpQmgoEWrWAcgO68dILp9r6sQ3as&s=eV0JbK8YTNG-jhI-HAYZ1PBzBPJAToWGCvbaZvry1So&e= > . 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 mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > -- 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/ _______________________________________________ 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.
