DWT
K
b
= 3 pdf-based estimators
P
δ
D
sig
∆
D
sig
D
ref
∆
D
ref
2
0.38
33.242
32.006
1
0.44
8.844
8.516
1.237
0.91
0
0.475
2.283
2.2
0.328
0.245