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Table 1 The error (RMSE) from the model predictions

From: Predicting key features of a substation without monitoring

R Key feature (unit) RMSE Stnd. RMSE GCV
6 Peak: mean position (half hour in day) 3.811 0.115 0.0080
8 Peak: mean value (kWh) 21.375 0.310 0.1064
1 Overall mean (kWh) 15.677 0.397 0.1373
2 Overall standard deviation (kWh) 6.751 0.409 0.1434
7 Peak: standard deviation of position (half hour in day) 3.054 0.530 0.1856
4 Trend: mean difference between years (kWh) 0.076 0.733 0.0033
9 Peak: standard deviation of value (kWh) 16.662 0.772 0.1805
3 Overall maximum (kWh) 224.21 0.786 0.2585
5 Trend: std. dev of diff. Between years (kWh) 0.141 0.928 0.0403
  1. The standard RMSE error allows comparison across the nine models. The table is ordered by performance, that is the response variable most accurately predicted is first. A small GCV score means a better fit of the model