[R] extracting response from arima obj

[kjetil halvorsen]

I have used the construction

model.response(model.frame(object))

to get the response from a fitted model object (that was an glm, no
reason it shouldnt work for an aov also).

Kjetil halvorsen

vito muggeo wrote:
> 
> dear all,
> Is it possible to extract the response vector from a fitted arima object?
> For instance in glm it is allowed, by:
> obj.glm<-glm(y~x)
> obj.glm$y #the response vector
> 
> In arima I can't find it:
> obj.arima<-arima(y, order=c(1,0,1)) #say
> names(obj.arima) doesn't seem to include the response. Am I wrong?
> 
> Many thanks for your help,
> best,
> vito
> 
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