Search found 3 matches

by guisepps
Wed Feb 16, 2011 10:21 pm
Forum: BrainVISA
Topic: Field regularisation low contrast
Replies: 5
Views: 7122

Re: Field regularisation low contrast

Thanks for your answer ,I tried to change the value in histogram analysis (2 instead of auto) and 32 (instead of auto) and this is what I get : OK, the image seems to be in the correct orientation. ------------------------------ ! VIP Warning: Impossible to distinguish gray and white matter: insuffi...
by guisepps
Tue Feb 01, 2011 2:11 pm
Forum: BrainVISA
Topic: Field regularisation low contrast
Replies: 5
Views: 7122

Re: Field regularisation low contrast

I had tried with slection of Vip Bias instead of the defalult one but there is still the same problem .
Thanks for your help.

Guisepps
by guisepps
Mon Jan 31, 2011 10:24 pm
Forum: BrainVISA
Topic: Field regularisation low contrast
Replies: 5
Views: 7122

Field regularisation low contrast

I am coming across the following problem when usinf 2007 pipeline with a T1 MRI : VIP Warning: Impossible to distinguish gray and white matter: insufficient grey white contrast, you have to increase field regularization in VipBiasCorrection) ------------------------------  in 4 - Split Brain Mask 1...