An Algorithm of Occlusion Detection for the Surveillance Camera

Table 1

The result of recognition with different similarity thresholds.

Similarity threshold	Accuracy rate (%)	False positives rate (%)	False negatives rate (%)
0.8	90.80	6.90	2.30
0.9	89.65	6.90	3.45
1.0	90.80	3.45	5.75
1.1	89.65	2.30	8.05
1.2	88.54	1.15	10.34