TABLE I.
Results of Identification and Verification Tests After 10-Fold Cross Validation.
| Sex | Age | BMI | GB | Sex + Age | Sex + Age + BMI | Sex + Age + BMI + GB | |||
|---|---|---|---|---|---|---|---|---|---|
| (i) | Ver. | EER | .37 ±.01 | .43 ± .02 | .40 ± .02 | .33 ± .01 | .33 ± .02 | .30 ± .02 | .21 ± .01 |
| AUC | .70 ± .02 | .61 ± .01 | .63 ± .01 | .74 ± .02 | .74 ± .02 | .77 ± .01 | .86 ± .01 | ||
| Iden. | Rl(%) | 2 ± 00 | 3 ± 01 | 2 ± 01 | 4 ± 01 | 4 ± 01 | 7 ± 01 | 13 ± 02 | |
| R10(%) | 19 ± 00 | 21 ± 01 | 22 ± 02 | 30 ± 03 | 31 ± 02 | 42 ± 02 | 62 ± 03 | ||
| R20(%) | 39 ± 00 | 37 ± 02 | 38 ± 02 | 51 ± 04 | 54 ± 03 | 64 ± 03 | 83 ± 03 | ||
| (ii) | Ver. | EER | .37 ± .01 | .39 ± .01 | .40 ± .01 | .31 ± .01 | .29 ± .01 | .26 ± .01 | .17 ± .01 |
| AUC | .71 ± .01 | .66 ± .01 | .64 ± .02 | .77 ± .02 | .78 ± .01 | .81 ± .01 | .90 ± .01 | ||
| Iden. | Rl(%) | 2 ± 00 | 3 ± 01 | 3 ± 01 | 4 ± 01 | 5 ± 01 | 8 ± 02 | 17 ± 02 | |
| R10(%) | 20 ± 00 | 25 ± 04 | 21 ± 03 | 35 ± 02 | 36 ± 03 | 49 ± 03 | 73 ± 03 | ||
| R20(%) | 39 ± 01 | 43 ± 03 | 38 ± 02 | 55 ± 04 | 60 ± 03 | 72 ± 02 | 91 ± 02 | ||
| (iii) | Ver. | EER | .37 ±.01 | .37 ± .01 | .39 ± .01 | .36 ± .01 | .27 ± .01 | .24 ± .01 | .17 ± .01 |
| AUC | .71 ± .01 | .69 ± .01 | .65 ± .01 | .72 ± .01 | .81 ± .01 | .83 ± .01 | .89 ± .01 | ||
| Iden. | Rl(%) | 2 ± 00 | 3 ± 01 | 2 ± 01 | 3 ± 01 | 5 ± 01 | 10 ± 02 | 17 ± 02 | |
| R10(%) | 20 ± 00 | 29 ± 01 | 23 ± 03 | 30 ± 03 | 40 ± 02 | 54 ± 02 | 75 ± 02 | ||
| R20(%) | 40 ± 00 | 48 ± 04 | 42 ± 04 | 50 ± 03 | 64 ± 02 | 77 ± 02 | 92 ± 02 | ||
| (iv) | Ver. | EER | .36 ± .01 | .36 ± .01 | .37 ± .01 | .32 ± .01 | .26 ± .01 | .22 ± .01 | .14 ± .01 |
| AUC | .71 ± .01 | .71 ± .02 | .67 ± .01 | .76 ± .01 | .82 ± .01 | .85 ± .01 | .92 ± .01 | ||
| Iden. | Rl(%) | 2 ± 00 | 4 ± 01 | 3 ± 01 | 4 ± 01 | 6 ± 01 | 11 ± 01 | 21 ± 02 | |
| R10(%) | 20 ± 00 | 29 ± 05 | 25 ± 03 | 35 ± 03 | 42 ± 03 | 57 ± 02 | 79 ± 03 | ||
| R20(%) | 39 ± 00 | 48 ± 04 | 43 ± 04 | 54 ± 03 | 66 ± 02 | 79 ± 02 | 94 ± 02 | ||
Mean ± standard deviation of area under the curve (AUC) and equal error rate (EER) for verification (ver.) and k-rank (Rk) identification (iden.) for each of the experiments: (i) full face PCA, (ii) part-based PCA [2], (iii) full face GML [3], and (iv) part-based GML.