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fcastdate
2012 Mar 25
1
Struggling with zoo and aggregate
...m the examples
I have found. Any help is appreciated. BTW, I calculate mae (mean absolute
error), mse (mean squared error), me (mean error), and other measures
obtained by using the R verification package.
The example below is limited to 20 records and shows lead_time, r_squared,
(forecast) cycle, fcst_date (forecast date) -- the full data set is just
over 2 years of daily data with 3 forecast cycles (00Z, 12Z, and 18Z) daily.
>From my query, below) how do I construct an appropriate data structure to
analyze & plot the data as monthly averages?
Regards,
Tom
> q<-dbGetQuery(con,"se...