Re: [sumo-user] Sigma Attribute

[Julian Z. <jul...@gm...>]

Thanks Jakob.

Needed to clarify this for my thesis report.

Will be in contact with the team once it's finished.

Regards,
Julian


On 25 May 2013 20:34, Jakob Erdmann <nam...@go...> wrote:

> Hello,
> the sigma parameter causes random decelerations and is used to model two
> things:
> - speed fluctuations
> - slow-to-start behavior (increased headway between vehicles when
> accelerating from a stop)
>
> regards,
> Jakob
>
> 2013/5/25 Julian Zammit <jul...@gm...>:
> > Hi all,
> >
> > What does the sigma attribute in vehicle specification change exactly? I
> > understand that it represents imperfection and have used it before, but
> > what sort of imperfection does it model? Speed? Driver response?
> > Acceleration?
> >
> > Any help with this would be greatly appreciated.
> >
> > Thanks,
> > Julian
> >
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