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Table 2 The average number of evaluation indexes of SISR algorithms (trained on TR1) for the testing set TE1 (with an upscaling factor: 2×, 4×)

From: A super-resolution method-based pipeline for fundus fluorescein angiography imaging

  PSNR SSIM
Bicubic 40.11 34.51 0.994 0.968
NE + LS 42.83 36.16 0.998 0.981
NE + NNLS 42.25 36.10 0.998 0.981
SB-Yang 42.80 36.20 0.998 0.981
SB-Zeyde 43.50 36.60 0.998 0.982
ANR 42.98 36.02 0.998 0.982
A+ 43.18 36.97 0.998 0.985
JOR 43.76 37.76 0.997 0.985
SRF 47.06 41.30 0.998 0.986
SRCNN 44.40 37.76 0.997 0.984
VDSR 44.46 38.84 0.998 0.986