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Table 4 Features ranking according the FS methods (numerical values of ranking represent the index of feature \(F_{i}\))

From: Feature selection for driving fatigue characterization and detection using visual- and signal-based sensors

FS methods Ranking
Laplacian 4 5 15 11 12 1 2 6 8 13 10 14 9 16 3 7
CFS 4 10 8 11 5 3 6 12 1 16 13 14 2 9 7 15
LLCFS 4 5 15 1 11 12 10 8 16 2 9 13 6 14 3 7
Inf-FS 4 5 15 1 11 12 10 13 14 2 8 16 9 6 3 7
ECFS 4 5 1 15 11 2 12 6 10 8 13 3 14 9 16 7
SFS 6 5 11 12 4 1 15 2 3 13 16 8 10 7 14 9