Please note that mu and sd are the mean and standard deviation of validation samples. You may use pred.acc in spm to calculate a number of error and accuracy measures including RMSE and VEcv from the observed and predicted values directly.
On Sat, Mar 14, 2020 at 2:07 AM Neha gupta <neha.bologn...@gmail.com> wrote: > Thanks a lot Jin.. > > If my total number of observations are 500, > n will be 500, > mu will be average (500) > s will be sd (500) > and m will be RMSE value i.e. 4500 in this case? > > tovecv(n=500, mu=average (500), s=sd, m=4500, measure="rmse") > > > On Fri, Mar 13, 2020 at 12:46 AM Jin Li <jinl...@gmail.com> wrote: > >> Hi, >> Why do you want to re-scale RMSE to 0-1? You can change ylim=(0,1) to >> ylim=(0, 4600). You may use VEcv (Variance explained by predictive models >> based on cross-validation) that ranges from 0 to 100% instead. It can be >> calculated using vecv function in library(spm) or you can convert RMSE to >> VEcv using tovecv in spm. >> Hope this helps, >> Jin >> >> On Fri, Mar 13, 2020 at 8:08 AM Neha gupta <neha.bologn...@gmail.com> >> wrote: >> >>> Hi >>> >>> I have a regression based data where I get the RMSE results as: >>> >>> SVM=3500 >>> ANN=4600 >>> R.Forest=2900 >>> >>> I want to know how can I make it so that its values comes as 0-1 >>> >>> I plot the boxplot for it to indicate their RMSE values and used, >>> ylim=(0,1), but the boxplot which works for RMSE values like 3500 etc, >>> but >>> when I use ylim=(0,1), all the boxplots suddenly disappears. What should >>> I >>> do for it? >>> >>> Thanks >>> >>> [[alternative HTML version deleted]] >>> >>> ______________________________________________ >>> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >>> https://stat.ethz.ch/mailman/listinfo/r-help >>> PLEASE do read the posting guide >>> http://www.R-project.org/posting-guide.html >>> and provide commented, minimal, self-contained, reproducible code. >>> >> >> >> -- >> Jin >> > -- Jin [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
