and:
Does anyone know how this affects AMD users? Apparently matlab uses
either the Intel libraries (for Pentium-like processors) or the AMD
libraries (for Athlon-like processors). Do the AMD libraries have
similar problems?
Alle Meije
Matthew Brett wrote:
> Hi,
>
> I see that matlab 7 comes with the Intel Math Kernel Library (MKL) as
> standard, to speed up matrix calculations and all that. But, I
> noticed this text:
>
> http://www.mathworks.com/access/helpdesk/help/techdoc/rn/math_new.html#1001367
>
> "Note Intel has used aggressive optimization to compile MKL. This
> optimization causes NaNs to be treated as zeros in some situations.
> Calculations that do not involve NaNs are done correctly. In some
> calculations that do involve NaNs, the NaNs will not propagate."
>
> Any views from the team? Should we be using other (non-MKL) libraries with SPM?
>
> Best,
>
> Matthew
>
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