Comparative Regression Analysis for Estimating Resonant Frequency of C-Like Patch Antennas

Table 3

6-fold cross-validation for PQGR.

Sample types	MAE	ME	MSE	RMSE
Subsample 1	0.0117	0.0094	0.0003	0.0170
Subsample 2	0.0537	0.0239	0.0006	0.0240
Subsample 3	0.0183	0.0128	0.0044	0.0662
Subsample 4	0.0429	0.0192	0.0003	0.0187
Subsample 5	0.0375	0.0152	0.0006	0.0253
Subsample 6	0.0109	0.0087	0.0002	0.0156
Average	0.0292	0.0149	0.0011	0.0278