Table 4 Ablation study on the effectiveness of key components.

From: Dual decoding generative adversarial networks for infrared image enhancement

Main structure of the network

c1

c2

c3

c4

c5

Inner skip connections

\(\times\)

\(\surd\)

\(\surd\)

\(\surd\)

\(\surd\)

external skip connections

\(\times\)

\(\times\)

\(\surd\)

\(\times\)

\(\surd\)

Cross-level attention

\(\times\)

\(\times\)

\(\times\)

\(\surd\)

\(\surd\)

AG

6.4158

11.0332

11.8112

6.7855

12.5988

IE

6.9469

6.8513

6.9448

4.1879

7.1194

PSNR

21.5558

25.3429

28.6659

13.7420

27.7329

SSIM

0.5269

0.8353

0.8788

0.1951

0.8811

  1. Best values for each metric are in bold.