Hi Warren it's always hard/impossible to diagnose from snapshots. Can you upload an entire subject's dir to the file drop?
Bruce On Wed, 12 Oct 2011, Warren Winter wrote: > Let me try this again. > > Here's one that mislabeled parts of the CC as left cerebral white matter at > the center slice: > > > > Another one mislabels nearly the entire CC at the center slice: > > > > Here you can see the light purple blotches above the caudate (light blue); > those are labeled as white matter hypointensities: > > > > And again here: > > > > The overall quality is not great, but we're trying to make the best of what > we have. Any advice on correcting these common problems in our dataset > (apart from manually doctoring them) would be greatly appreciated! > > Warren > > On Oct 11, 2011, at 6:44 PM, Warren Winter wrote: > >> Here's one that mislabeled parts of the CC as left cerebral white matter at >> the center slice: >> >> <Screen shot 2011-10-11 at 6.31.19 PM.png> >> Another one mislabels nearly the entire CC at the center slice: >> >> <Screen shot 2011-10-11 at 6.21.35 PM.png> >> >> You can see the light purple blotches above the caudate (light blue); those >> are labeled as white matter hypointensities. >> >> <Screen shot 2011-10-11 at 6.31.05 PM.png> >> >> And again here: >> >> <Screen shot 2011-10-11 at 6.20.18 PM.png> >> >> The overall quality is not great, but we're trying to make the best of what >> we have. Any advice on correcting these common problems in our dataset >> (apart from manually doctoring them) would be greatly appreciated! >> >> Warren >> >> On Oct 10, 2011, at 7:59 PM, Bruce Fischl wrote: >> >>> Hi Warren >>> >>> can you send us some images to show us what you mean? Or upload an >>> example dataset for us to look at? >>> >>> cheers >>> Bruce >>> On Mon, 10 Oct 2011, Warren Winter wrote: >>> >>>> Hello, >>>> In a number of our subjects I've been finding white matter hypointensities >>>> around the anterior edge of the caudate, as well as mislabelings of the >>>> corpus callosum as cerebral >>>> white matter (at and/or around slice 128, sagittal). Has anyone else >>>> encountered these problems, and are there fixes that don't involve >>>> manually doctoring the mislabelings >>>> (such as setting a particular flag for recon)? >>>> >>>> I am quite new to FS so please forgive any rudimentary misunderstandings. >>>> >>>> Thank you! >>>> >>>> Warren >>>> >>>> -- >>>> Warren Winter >>>> Lab Coordinator >>>> Children's Hospital Boston >>>> Division of Developmental Medicine >>>> 1 Autumn Street, AU 650 >>>> Boston, MA 02215 >>>> 857-218-5224 >>>> >>>> >>>> >>> >>> >>> 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. >> >> > > > -- > Warren Winter > Research Coordinator > Children's Hospital Boston > Sheridan Laboratory of Cognitive Neuroscience > Division of Developmental Medicine > 1 Autumn Street, AU 650 > Boston, MA 02215 > 857-218-5224 > > _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
