Distortion estimators



DWT K_b = 8 pdf-based estimators


P	δ		D^sig	∆D^sig		D^ref	∆D^ref

7	0.294	30120.28	29173.83
6	0.355	8256.058	7954.264	946.45	616.771
5	0.39	2152.136	2071.793	301.794	215.976
4	0.415	552.403	531.763	80.342	58.835
3	0.434	140.759	135.525	20.64	15.276
2	0.45	35.718	34.398	5.234	3.897
1	0.463	9.039	8.707	1.319	0.986
0	0.475	2.283	2.2	0.332	0.248