Table 2. The metrics of all detection parameters to detect loitering trajectories (anomaly).

Detection params	Accuracy	Specificity	Precision *	F-Score	Undetected anomalies	False negative
TR	0.87	0.84	0.60	0.70	4	14
TRE**	0.92	0.92	0.72	0.81	2	9
F(c)	0.95	1.00	0.78	0.88	0	7
F(c, h, d)	0.93	0.96	0.75	0.84	1	8
Integrated***	0.97	0.96	0.89	0.92	1	3

Notes.

^*Negative precision.

^**The extended version of TR.

^***F(c) and F(c, h, d) weighted integration.