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Table 2 Two objective assessment parameters for Barbara to compare with methods in SWT and NSST domains

From: Using BayesShrink, BiShrink, Weighted BayesShrink, and Weighted BiShrink in NSST and SWT for Despeckling SAR Images

  

\( {\sigma}_N^2=0.05 \)

\( {\sigma}_N^2=0.1 \)

\( {\sigma}_N^2=0.15 \)

  

PSNR (dB) ↑

SSIM ↑

PSNR (dB) ↑

SSIM ↑

PSNR (dB) ↑

SSIM ↑

SWT

B-SWT [30]

26.2485

0.999962

24.5411

0.999883

23.5183

0.999734

WB-SWT

26.3588

0.999963

24.5631

0.999886

23.6646

0.999738

BI-SWT

27.6081

0.999963

25.4481

0.999894

24.0742

0.999740

WBI-SWT

27.6893

0.999963

25.4621

0.999894

24.1642

0.999741

NSST

B-NSST [2]

28.2209

0.999969

26.1606

0.999894

24.7003

0.999747

WB-NSST [27]

28.2413

0.999969

26.1921

0.999894

24.7371

0.999746

BI-NSST(1)

28.2823

0.999969

26.2552

0.999894

24.8769

0.999742

WBI-NSST(1)

28.2971

0.999969

26.2861

0.999894

24.9112

0.999744

BI-NSST(2)

28.6433

0.999974

26.5448

0.999904

25.0982

0.999764

WBI-NSST(2)

28.6819

0.99974

26.5694

0.999905

25.1537

0.999763