Table 3: PSNR values obtained with difference algorithm for Lena image.

variancePSNR(dB)
Noisy imageTVMFPDEMNRA1MNRA2MNRA3MNRA4

0.0513.693525.073924.073925.483325.634725.819025.7443
0.1011.433622.486022.323223.935524.238223.861223.9770
0.1510.271220.719720.770022.727723.210122.498522.7830
0.209.530719.414419.683021.679022.466721.385121.7750
0.259.076918.604618.887121.082421.892720.640921.0582
0.308.676917.791318.071320.357721.261619.941720.3536
0.358.400017.230517.478519.868720.737719.332819.7712
0.408.194816.805116.983919.533920.313519.123919.4284