Table 5 Detection accuracies of LDA, modified KNN and LGBM classification algorithms at different time segments for the best combination of HRV parameters
ECG detection | |||
|---|---|---|---|
Time segment | ML algorithm | ||
LDA | KNN | LGBM | |
2 Min VR | 61.3% ( PNS or SDNN) + SNS + Mean HR | 72.6% SNS + SI | 69.4% SI + SDNN |
30 s VR | 66.1% PNS + SNS + SI | 69.4% PNS + SNS + SI/ PNS + SI + RMSSD | 67.7% SI + SDNN + Mean HR |
VR 10Â s | 56.5% RMSSD | 58.1% RMSSD | 54.8% RMSSD |