They are the ratio of the T1w/T2w images and are a relative measure of myelin content. See this publication for more details:
http://www.jneurosci.org/content/31/32/11597.short Peace, Matt. From: <[email protected]<mailto:[email protected]>> on behalf of Lisa Kramarenko <[email protected]<mailto:[email protected]>> Date: Monday, May 29, 2017 at 5:29 AM To: "[email protected]<mailto:[email protected]>" <[email protected]<mailto:[email protected]>> Subject: [HCP-Users] values in myelin maps Hello, I am not sure what exactly are the values shown for the myelin maps. E.g. on the screenshot the values are 0.998 to 1.771. I understand that higher values mean higher myelination and vice versa, but what do they mean exactly? Thanks! Lisa _______________________________________________ HCP-Users mailing list [email protected]<mailto:[email protected]> http://lists.humanconnectome.org/mailman/listinfo/hcp-users _______________________________________________ HCP-Users mailing list [email protected] http://lists.humanconnectome.org/mailman/listinfo/hcp-users
