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Re: st: predictnl expression too long
From
Maarten Buis <[email protected]>
To
[email protected]
Subject
Re: st: predictnl expression too long
Date
Fri, 8 Mar 2013 17:48:27 +0100
On Fri, Mar 8, 2013 at 5:17 PM, Richard J Swartz <[email protected]> wrote:
> After reading the comments and help files on predict, it looks like predict() and xb() have set quantities they can produce involving the linear portion of the model (XB). Is this correct?
> If so then, unfortunately the function I'm estimating cannot be simplified by predict() or xb() because the function I want to predict use a subset of the linear component, (i.e. a subset of the predictors) as opposed to the full XB linear component.
The trick is that if you want the xb excluding the componenent
associated with variable x1 than you just type xb() - _b[x1]*x1, which
is often a lot shorter than explicitly typing out the components you
want to include.
-- Maarten
---------------------------------
Maarten L. Buis
WZB
Reichpietschufer 50
10785 Berlin
Germany
http://www.maartenbuis.nl
---------------------------------
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