|Date: ||Mon, 11 Apr 2011 11:39:07 -0400|
|Reply-To: ||R B <ryan.andrew.black@GMAIL.COM>|
|Sender: ||"SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>|
|From: ||R B <ryan.andrew.black@GMAIL.COM>|
|Subject: ||Re: NLMIXED Versus Proc Mixed|
|Content-Type: ||text/plain; charset=ISO-8859-1|
It would help if you posted your code.
On Mon, Apr 11, 2011 at 11:08 AM, SUBSCRIBE SAS-L Ameribrit
> HI Guys:
> I am running a bivariate model in SAS using proc mixed and it runs great
> and in a couple of seconds. What I would like to do is to reproduce these
> same results in NLMIXED.
> What I am finding is that it runs forever even with a single quadrature
> point. I have tried taking the values I get from Proc mixed with ML option
> and using these as starting values in NLMIXED but I get 'NO VALID
> PARAMETER POINTS FOUND:.
> Why does Proc Mixed give instant results yet NLMIXED takes exponentially
> longer or does not run at all on the same dataset.