Re: [HCP-Users] what is behind the spin-echo based bias field correction

2019-02-19 Thread Glasser, Matthew
9 at 11:04 AM To: "hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org>" mailto:hcp-users@humanconnectome.org>> Subject: [HCP-Users] what is behind the spin-echo based bias field correction Hello, I am trying to understand

[HCP-Users] what is behind the spin-echo based bias field correction

2019-02-19 Thread Viessmann, Olivia M.
Hello, I am trying to understand how the “- - biascorrection=SEBASED” option in the GenericfMRIVolumeProcessingPipeline.sh works. Could someone refer me to a paper on how the bias field can be estimated from a spin echo and a gradient echo? Which images are used for the gradient echo? Many