Table 3 Performance indexes of 4 methods on steam flow dataset
From: GMA: Gap Imputing Algorithm for time series missing values
Gap points | G7 | G26 | G51 | G244 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
Error metrics | RMSE | MAE | RMSE | MAE | RMSE | MAE | RMSE | MAE | ||
Algorithm | Linear | 0.58 | 0.51 | 0.68 | 0.55 | 2.6 | 2.3 | 7.2 | 5.9 | |
Poly | 0.65 | 0.57 | 2.6 | 2.3 | 2.4 | 2.19 | 18.9 | 16 | ||
FSM | 7.3 | 6.4 | 0.55 | 0.55 | 3.8 | 3.6 | 7.8 | 8.9 | ||
GMA | 3.7 | 3.6 | 0.53 | 0.34 | 1.7 | 0.9 | 5 | 5 | ||