Table 7 R² scores for AI models across antenna metrics.

From: ML/GA-based performance optimization of PBG-enhanced THz microstrip patch antennas on PTFE–SWCNT

Metric

Linear Regression

KNN

Decision Tree

Neural Network

Gain

0.85

0.88

0.80

0.90

Bandwidth

0.83

0.86

0.78

0.89

Efficiency

0.87

0.90

0.82

0.92

Return Loss

0.80

0.84

0.75

0.88