Growing window with best model results. Random forest best predictor.


Call:
summary.resamples(object = results)

Models: mars, gbm, rf 
Number of resamples: 931 

MAE 
          Min.   1st Qu.    Median     Mean  3rd Qu.     Max. NA's
mars 10.574189 10.776800 11.110884 11.49603 12.07314 14.19047    0
gbm   8.177897  8.730966  9.191607 10.21190 12.63689 15.36798    0
rf    8.945464  9.191477  9.760412 10.42854 12.37135 15.79429    0

RMSE 
         Min.  1st Qu.   Median     Mean  3rd Qu.     Max. NA's
mars 12.26859 12.48521 12.88723 13.22395 13.93049 15.39001    0
gbm  10.99946 11.55224 11.88943 12.67405 14.32790 17.04136    0
rf   11.27625 11.67179 11.98982 12.55684 13.73376 17.22154    0

Rsquared 
             Min.    1st Qu.     Median       Mean   3rd Qu.      Max. NA's
mars 4.924198e-03 0.02144360 0.08166360 0.07494758 0.1226431 0.1533320  222
gbm  9.977226e-08 0.02846705 0.05787993 0.10451857 0.1760749 0.2857750    0
rf   8.142730e-10 0.02419814 0.04473443 0.09904530 0.1719683 0.2861072    0


Call:
summary.resamples(object = results_tree)

Models: rpart, party 
Number of resamples: 1660 

MAE 
          Min.  1st Qu.   Median     Mean  3rd Qu.     Max. NA's
rpart 8.739466 9.141785 10.78047 10.91012 12.71841 13.95770    0
party 7.856552 8.446412 10.51335 10.90323 13.04134 15.71424    0

RMSE 
          Min.  1st Qu.   Median     Mean  3rd Qu.     Max. NA's
rpart 11.03227 11.91792 13.11620 13.07857 14.40969 15.11206    0
party 10.95877 11.97973 12.85406 13.54482 15.15900 17.42545    0

Rsquared 
              Min.     1st Qu.     Median       Mean   3rd Qu.      Max. NA's
rpart 3.708339e-11 0.003259897 0.01628291 0.06292556 0.1354210 0.1801042  505
party 5.057047e-06 0.005609864 0.01343590 0.05510421 0.1018179 0.2283244    0
trellis.par.set(caretTheme())
Note: The default device has been opened to honour attempt to modify trellis settings
dotplot(results, metric = "RMSE")

dotplot(results_tree, metric = "RMSE")

summary(results_)


Call:
summary.resamples(object = results_)

Models: rf, repart, gbm 
Number of resamples: 1660 

MAE 
           Min.  1st Qu.    Median     Mean  3rd Qu.     Max. NA's
rf     8.644023 9.085585 10.060379 10.40360 11.57444 15.76734    0
repart 8.739466 9.141785 10.780469 10.91012 12.71841 13.95770    0
gbm    8.099961 8.639624  9.929969 10.39387 11.82074 14.97920    0

RMSE 
           Min.  1st Qu.   Median     Mean  3rd Qu.     Max. NA's
rf     11.06138 11.65336 12.22094 12.51200 13.60612 17.10941    0
repart 11.03227 11.91792 13.11620 13.07857 14.40969 15.11206    0
gbm    10.82204 11.68289 12.19975 12.74058 13.80727 16.47789    0

Rsquared 
               Min.     1st Qu.     Median       Mean   3rd Qu.      Max. NA's
rf     2.137814e-08 0.005313315 0.02784185 0.07268100 0.1246185 0.2744923    0
repart 3.708339e-11 0.003259897 0.01628291 0.06292556 0.1354210 0.1801042  505
gbm    2.002346e-08 0.002377295 0.02920985 0.06618127 0.1278925 0.2403023    0
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