DCT_NARM_SRM_NL_X2_Butterfly.tif : PSNR = 29.95  SSIM = 0.9539  FSIM = 0.9531

DCT_SRM_X2_Butterfly.tif : PSNR = 28.16  SSIM = 0.9333  FSIM = 0.9300

DFDF_X2_Butterfly.tif : PSNR = 28.66  SSIM = 0.9397  FSIM = 0.9452

NARM_SRM_NL_X2_Butterfly.tif : PSNR = 30.35  SSIM = 0.9559  FSIM = 0.9571

NARM_SRM_X2_Butterfly.tif : PSNR = 29.45  SSIM = 0.9482  FSIM = 0.9500

NEDI_X2_Butterfly.tif : PSNR = 27.36  SSIM = 0.9321  FSIM = 0.9284

SAI_Butterfly.tif : PSNR = 29.17  SSIM = 0.9468  FSIM = 0.9466

SME_X2_Butterfly.tif : PSNR = 28.65  SSIM = 0.9380  FSIM = 0.9267

SRM_NL_X2_Butterfly.tif : PSNR = 29.81  SSIM = 0.9520  FSIM = 0.9511

SRM_X2_Butterfly.tif : PSNR = 28.75  SSIM = 0.9392  FSIM = 0.9381

ScSR_Butterfly.tif : PSNR = 28.27  SSIM = 0.9315  FSIM = 0.9151

bicubic_Butterfly.tif : PSNR = 27.68  SSIM = 0.9242  FSIM = 0.9155

