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Table 2 \(\kappa\) values for each subject, for all methods of cross-validation

From: Automatic sleep staging using ear-EEG

Subject 1 2 3 4 5 6 7 8 9 Avr.
Useable electrodes 10 10 11 12 6 12 12 11 10 10.4
Scored epochs 1040 964 932 1150 491 926 758 293 857 823
Leave-one-out, \(\kappa\) 0.05 0.36 0.57 0.60 0.03 0.59 0.75 0.65 0.44 0.45
Total, \(\kappa\) 0.50 0.49 0.63 0.65 0.57 0.64 0.78 0.65 0.70 0.62
Individual, \(\kappa\) 0.52 0.52 0.67 0.72 0.55 0.65 0.76 0.70 0.76 0.65
  1. Averages were calculated as the average of all nine columns, not by weighting each subject by number of epochs