Fast SAR Image Change Detection Using Bayesian Approach Based Difference Image and Modified Statistical Region Merging

Table 1

Kappa coefficient and execution time.

Datasets	Methods	Kappa; (NLR)	Kappa; (LR, GR for HRT)	Execution; Time (s)
Bern	CWT-EM	0.699	0.604	15.63
	MRF-FCM	0.779	0.763	22.52
	GKIT	0.182	0.090	0.51
	HRT	0.842	0.641	0.08
	MSRM	0.844	0.762	1.48
Ottawa	CWT-EM	0.825	0.830	14.57
	MRF-FCM	0.915	0.920	75.62
	GKIT	0.699	0.445	0.68
	HRT	0.914	0.937	0.02
	MSRM	0.928	0.906	1.93
WCwater	CWT-EM	0.798	0.721	23.95
	MRF-FCM	0.856	0.887	121.04
	GKIT	0.373	0.285	0.87
	HRT	0.373	0.209	0.07
	MSRM	0.902	0.855	4.90
WCbuild	CWT-EM	0.464	0.393	24.02
	MRF-FCM	0.063	0.054	196.68
	GKIT	0.243	0.092	0.83
	HRT	0.278	0.370	0.08
	MSRM	0.725	0.667	6.75