From: Assessing JPEG2000 encryption with key-dependent wavelet packets
Rate
pyramidal
iso
aniso
0.125
15.9%
32.8%
20.8%
0.25
10.0%
15.1%
0.5
6.1%
13.6%
9.6%
1
3.7%
9.2%
5.9%
2
2.5%
6.4%
3.9%