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Table 2 PSNRs (dB) of the reconstructed circular texture images

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

  180-view 90-view 30-view
FBP 12.96 11.23 9.19
TV 27.05 23.50 17.77
DDTV 31.43 32.17 29.77