Table 1.

The comparison of DI-TAE with other seven methods with identification rate (%). The scans in Session 2 were acquired later than those in Session 1.

Target set-Base set	Session 2- Session 1			Session 1- Session 2
	Dataset 1	Dataset 2	Dataset 3	Dataset 1	Dataset 2	Dataset 3
1-NN [10]	21.12	33.64	20.19	23.08	34.62	16.35
P-Corr [3]	39.42	50.96	32.69	42.31	58.65	33.65
PCA-based [11]	38.46	52.88	28.85	37.50	55.77	29.81
DFC-Str [1]	39.42	53.85	31.73	38.46	56.73	31.73
DP [1] + ours	49.1 ± 1.3	62.5 ± 0.9	42.6 ± 1.1	47.5 ± 0.7	61.4 ± 1.5	42.6 ± 1.4
Random [12] + ours	50.2 ± 3.8	65.2 ± 2.6	42.3 ± 3.5	46.2 ± 3.6	59.7 ± 2.8	38.9 ± 2.7
Triplet loss [8] + ours	59.2 ± 1.3	77.6 ± 1.7	57.3 ± 1.3	58.8 ± 1.4	75.3 ± 1.8	57.1 ± 1.5
DI-TAE (proposed)	65.6 ± 1.3	81.7 ± 1.5	63.5 ± 1.3	66.5 ± 1.5	80.1 ± 1.7	62.7 ± 1.3