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Table 4 Comparative results of noisy image reconstruction in terms of PSNRs (db)

From: Image analysis using new set of separable two-dimensional discrete orthogonal moments based on Racah polynomials

 

Gaussian noise (ν=0.01)

Salt-and-pepper noise (3%)

 

Cameraman

Mandrill

Peppers

Cameraman

Mandrill

Peppers

Methods

PSNR values

PSNR values

RTM

20.2458

20.2244

20.8964

20.3689

20.4726

20.465

RKM

20.1001

20.2059

20.7613

20.2028

20.5158

20.4371

RdHM

20.3312

20.2564

21.0734

20.4353

20.564

20.5085

RRM

20.2346

20.1725

20.8658

20.324

20.4288

20.4396

  1. The maximum order used is 100 for each method