A No-Reference Sharpness Metric Based on Structured Ringing for JPEG2000 Images

Table 3

Evaluation of the proposed metric for the CSIQ database.

	SPCC	PCC	RMSE	MAE	OR
CPBD metric [17]	0.8533	0.8799	0.1522	0.1132	6.6667
JNBM metric [15]	0.7462	0.7886	0.1969	0.1506	4
LKM [13]	0.8096	0.8612	0.1628	0.1269	4
LPC [8]	0.6611	0.7717	0.2037	0.1603	5.3333
Marziliano [6]	07854	0.8264	0.1804	0.1339	6.6667
Laplacian [37]	0.7921	0.8194	0.1836	0.1398	6
Marichal [38]	0.7760	0.8330	0.1772	0.1341	5.3333
Shaked-Tastl [39]	0.7103	0.7875	0.1947	0.1541	6
BLIINDS-II [18]	0.8951	0.9145	0.1296	0.0907	4.6667
Liu metric [25]	0.3608	0.6862	0.233	0.1911	2
Barland metric [24]	0.5706	0.7018	0.2282	0.1766	4
PSNR	0.8961	0.8972	0.1414	0.0993	9.3333
Proposed metric	0.8936	0.9190	0.1263	0.0933	4.6667