Encoding Coefficient Similarity-Based Multifeature Sparse Representation for Finger Vein Recognition

Table 8

Time cost(s) of SMSR.

	Substeps	Time cost
Offline	Dictionary construction	2.02
Online	Grayscale feature extraction	0.84
	LBP feature extraction	1.18
	Sparse representation	4.70
	Reconstruction error calculation	11.47
	Classification	0.03