ResearchBenchmarksCT Reconstruction on 512^2-projection dataset 75-view (test)CT Reconstruction on 512^2-projection dataset 75-view (test)Follow39.04PSNRR2-Gaussian26.268829.584432.936.2156Apr 2, 2026Evaluation resultsMethodMethodLinksPSNRSSIMTime (s)R2-GaussianIterations=400Iterations=4002026.0439.0494.69FaCT-GSIterations=400Iterations=4002026.0438.894.91FaCT-GSIterations=150Iterations=1502026.0438.3394.643FISTAIterations=100Iterations=1002026.0437.0793.455NAF2026.0435.7690.333SIRTIterations=600Iterations=6002026.0433.9684.42IntraTomo2026.0429.6782.929FDK2026.0426.7638.8—