[Camino-users] How to derive the noise variance

[Philip A Cook]

Hi,

I believe you pass the noise sigma directly. You can use the Camino command estimatesnr to assist in this computation

On Oct 31, 2011, at 11:28 AM, Ed Gronenschild wrote:

> Hi,
> 
> It;s not entirely clear to me how to derive the noise variance
> in the DTI data, the value I have to supply with the RESTORE
> command.
> Suppose I define contours in the background of the B0 volume
> and I derive a standard deviation of 1.68. What should I
> specify in that case?
> 
> Cheers,
> Ed
> 
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