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Table 3 ICA-based R-peak detection results for the training and test datasets using different lead configurations

From: ECG-based gating in ultra high field cardiovascular magnetic resonance using an independent component analysis approach

  Configuration Training dataset Test dataset
LC # leads # PCs Leads I, II + Se [%] +P [%] μpd [ms] σpd [ms] Se [%] +P [%] μpd [ms] σpd [ms]
1 8 8 V1-V6 99.5 99.4 3.5 6.6 99.2 99.1 5.8 5.0
2a 7 6 V2-V6 99.2 99.1 5.9 9.6 98.9 99 12.1 8.2
2b 6 6 V1-V4 99.2 99.3 4.5 5.6 99.4 98.3 11.7 13.3
2c 5 4 V2-V4 99.2 99.2 4.5 10.3 98.7 97 14.5 13.6
2d 4 4 V3-V4 98.9 98.5 4.5 6.9 98.3 97.7 16.9 13.4
2e 3 3 V2 94.7 94.5 12.2 10.5 95.2 93.7 12.1 15.9
2f 3 3 V3 97.3 92.8 11.7 8.5 96.5 92.4 14.5 9.7
2g 3 3 V4 98.2 97.3 6.3 11.5 98.5 97.2 13.9 12.2
2h 2 2 77.1 66.3 33.3 20.6 78.9 65.8 22.1 11.2
  1. R-peak detection results for the training and test datasets using the ICA-based method with lead configurations LC2a-LC2g. Averaged results of lead configuration LC1 are shown for comparison (μpd: mean detection delay; σpd: jitter).