Barry Rowlingson wrote:
>
> If you're doing anything in a loop that has the potential to fail
> because of singularities or other conditions when your model can't be
> fitted, you need to stick what you are doing in a 'try' clause. This
> lets you trap errors and do something with them.
>
> Pl
On Fri, Oct 23, 2009 at 12:32 PM, Alberto Monteiro
wrote:
> I mean that, if I run a loop, it doesn't finish. Or, more
> catastrophically, if I am running a loop and saving data to an
> open file, it terminates the loop and does not close the file.
>
> Reproducible example:
>
> test.arima <- funct
Barry Rowlingson wrote:
>
>> However, arima crashes for this:
>>
>> arima(c(1.71, 1.78, 1.95, 1.59, 2.13), order=c(1,0,0))
>
> I'm not getting what I'd call 'crashes' with your arma or arima
> examples- I get an error message and a warning:
>
>> arma(c(2.01, 2.22, 2.09, 2.17, 2.42), order=c(1,0)
On Thu, Oct 22, 2009 at 6:19 PM, Alberto Monteiro
wrote:
> Another pathological test.
>
> arima does not crash for that series that crashes arma:
>
> arima(c(2.01, 2.22, 2.09, 2.17, 2.42), order=c(1,0,0))
>
> However, arima crashes for this:
>
> arima(c(1.71, 1.78, 1.95, 1.59, 2.13), order=c(1,0,0
Another pathological test.
arima does not crash for that series that crashes arma:
arima(c(2.01, 2.22, 2.09, 2.17, 2.42), order=c(1,0,0))
However, arima crashes for this:
arima(c(1.71, 1.78, 1.95, 1.59, 2.13), order=c(1,0,0))
arima seems pretty consistent in its crashing behaviour, since crash
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