[parsec-users] FACESIM: validating CG and Newton residuals

Justin Z. gnipnuhz at gmail.com
Mon Aug 4 21:28:52 EDT 2014


I think if you want qualitative validation you can render it and see if it
looks ok. I'm not sure if facesim comes with a renderer, but the output of
facesim should be reasonably friendly to standard rendering tools.

- z



On Mon, Aug 4, 2014 at 2:54 PM, Raul Vidal <raul.vidal at bsc.es> wrote:

> Hi,
> I'm using this benchmark in a project and I made some changes to it. The
> CG iterations return slightly different values after some frames but the
> Newton residual is identical.
> I'd like to know how could I validate my results, for example, the newton
> residual could change big enough that the positions might end being
> different for a number of frames.
> I was thinking on some statistical test but I'm not sure of what would be
> the best choice for that, ie, you have a value and see if its evolution is
> in the trust interval. Any clue on that?
> Thanks.
>
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