Enhancing Accuracy in a Touch Operation Biometric System: A Case on the Android Pattern Lock Scheme

Table 5

Feature extraction of objective 3.

	Objective 3–complex TOD	Objective 3–complex TBD
Feature data per input cycle	14	12
No. of input cycles	10	10
Total data per user	140	120
No. of users	4	4
Total feature extracted data	560	480