Table 2.

Infrared coastal region detection performance for the test database using the proposed method and baseline method (mean-shift segmentation) [28]. DR denotes detection rate. $N_d$ and $N_t$ represent the number of detections and the number of ground truths, respectively.

Test scene	Proposed		Mean-Shift Segmentation [28]		Statistical Region Mergin [35]
	$N_d/N_t$	DR [%]	$N_d/N_t$	DR [%]	$N_d/N_t$	DR [%]
Set 1:Scene 1	19/19	100%	19/19	100%	19/19	100%
Set 1:Scene 2	19/19	100%	2/19	10.5%	19/19	100%
Set 1:Scene 3	16/19	84.2%	0/19	0%	0/19	0%
Set 2:Scene 1	17/17	100%	2/17	11.8%	0/19	0%
Set 2:Scene 2	19/19	100%	0/19	0%	19/19	100%
Set 2:Scene 3	18/19	94.7%	16/19	84.2%	17/19	89.4%
Overall	108/112	96.4%	39/112	34.8%	74/112	66.0%