256 * 256 resolution

Method

Slope

Intercept

SPIHT

−2.12^•

2.26

Tung

−2.09*

3.20

Tzu-Chueng

−4.49**

11.14**

512 * 512 resolution

SPIHT

−2.64*

4.23

Tung

−2.64*

5.20

Tzu-Chueng

−4.24**

9.73*