Table 4 Performance of the intra-session evaluation—mean equal error rate % (standard deviation) across users with 8 genuine swipe samples used in the training dataset
From: Evaluation of stability of swipe gesture authentication across usage scenarios of mobile device
Scenario | SVM | kNN | Naive Bayes | ||||
|---|---|---|---|---|---|---|---|
Enrolment | Verification | Session 1 | Session 2 | Session 1 | Session 2 | Session 1 | Session 2 |
Horizontal swipes | |||||||
Sitting | Sitting | 1 (3.0) | 0 (0.0) | 25 (19.0) | 21 (14.0) | 38 (2.0) | 41 (30.0) |
Sitting | Treadmill | 23 (25.0) | N/A | 32 (23.0) | N/A | 49 (21.0) | N/A |
Sitting | Walking | 31 (31.0) | 27 (30.0) | 34 (24.0) | 33 (23.0) | 45 (19.0) | 50 (21.0) |
Sitting | Bus | N/A | 30 (30.0) | N/A | 34 (27.0) | N/A | 44 (19.0) |
Vertical swipes | |||||||
Sitting | Sitting | 2 (4.0) | 1 (2.0) | 27 (17.0) | 29 (14.0) | 38 (2.0) | 33 (18.0) |
Sitting | Treadmill | 28 (27.0) | N/A | 28 (23.0) | N/A | 47 (19.0) | N/A |
Sitting | Walking | 27 (31.0) | 23 (30.0) | 33 (25.0) | 27 (27.0) | 43 (21.0) | 46 (16.0) |
Sitting | Bus | N/A | 26 (28.0) | N/A | 25 (25.0) | N/A | 49 (21.0) |