Table 1 Results of the ablation study on the CAI module.

From: Cross-range self-attention single hyperspectral image super-resolution method based on U-Net architecture

Models

d

HR_image_size

\(\text {PSNR}\uparrow\)

\(\text {SSIM}\uparrow\)

\(\text {SAM}\downarrow\)

\(\text {ERGAS}\downarrow\)

\(\text {CC}\uparrow\)

Ours

4

64 × 64

39.7734

0.9047

9.6871

6.2503

0.8739

Ours-w/o CAI

4

64 × 64

39.3815

0.9005

12.4233

8.6779

9478

Ours

4

128 × 128

39.2985

0.9348

12.1268

8.4724

0.9560

Ours-w/o CAI

4

128 × 128

39.1335

0.9306

12.8961

8.8564

0.9235

Ours

4

256 × 256

38.9427

0.9332

11.5610

7.1167

0.9491

Ours-w/o CAI

4

256 × 256

38.7262

0.9301

11.8667

7.4484

0.9453

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