Fast Second-Order Orthogonal Tensor Subspace Analysis for Face Recognition

Table 5

Training time (second) on Yale database.

	TSA	DTSA	OTSA-N	OTSA-NL	ODTSA-N	ODTSA-NL
4 Train	0.5497	0.5744	0.3468	0.0980	0.3362	0.0933
8 Train	0.7808	0.8059	0.4378	0.1350	0.5484	0.1311