| Date: | Fri, 28 May 1999 07:16:01 PDT |
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| Reply-To: | Wei Zhang <wci108@HOTMAIL.COM> |
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| Sender: | "SAS(r) Discussion" <SAS-L@UGA.CC.UGA.EDU> |
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| From: | Wei Zhang <wci108@HOTMAIL.COM> |
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| Subject: | Re: Isotonic Regression. |
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| Content-type: | text/plain; format=flowed; |
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If you have SAS/ETS, PROC MODEL should do that very well.
Wei Zhang
President
WCI (SAS Quality Partner)
>From: MOCTAR IBRAHIMA DATT <mdatt@UCLA.EDU>
>Reply-To: MOCTAR IBRAHIMA DATT <mdatt@UCLA.EDU>
>To: SAS-L@UGA.CC.UGA.EDU
>Subject: Isotonic Regression.
>Date: Thu, 27 May 1999 17:42:17 -0700
>
>Hi All,
>I am trying to fit a model Y=a1*X1 +....ak*Xk
>with constraint on a subset of the parameters, say for
>instance a_k-2<=a_k-1<=a_k. I know it's possible to trick
>an Splus function into doing this, but I want to use do the analysis
>in SAS. Can anyone help??
>
>Thanks.
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