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Table 6 PSNR (dB) of the noised-added Shepp–logan phantom

From: A photoacoustic imaging reconstruction method based on directional total variation with adaptive directivity

  10 dB 5 dB 3 dB 0 dB
TV 32.24 28.01 22.44 16.96
DDTV 34.03 30.59 28.19 26.21