[R] Visualization of coefficients

Allan Engelhardt allane at cybaea.com
Wed Jul 7 10:58:24 CEST 2010


Thanks Tal.  Nice summary on the web page.  I think the last example 
would be even better if it was a stand-alone piece of code (i.e.: with 
data) that we could run.  For example

library("arm")
data("Mroz", package = "car")
M1<-      glm(lfp ~ ., data = Mroz, family = binomial)
M2<- bayesglm(lfp ~ ., data = Mroz, family = binomial)
M3<-      glm(lfp ~ ., data = Mroz, family = binomial(probit))
coefplot(M2, xlim=c(-2, 6),            intercept=TRUE)
coefplot(M1, add=TRUE, col.pts="red",  intercept=TRUE)
coefplot(M3, add=TRUE, col.pts="blue", intercept=TRUE, offset=0.2)


Allan

On 07/07/10 09:16, Tal Galili wrote:
> Hello David,
> Thanks to your posting I started looking at the function in the arm 
> package.  It appears this function is quite mature, and offers (for 
> example) the ability to easily overlap coefficients from several models.
>
> I updated the post I published on the subject, so at the end of it I 
> give an example of comparing the coef of several models:
> http://www.r-statistics.com/2010/07/visualization-of-regression-coefficients-in-r/
>
> Thanks again for the pointer.
>
> Best,
> Tal
> [...]



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