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Reconstructed images of the simulated clock phantom data with nearly matched bone insert (7 o’clock position) resolution metric of A0.5∼0.75. All images set to identical ±15% window [0.017:0.023] mm−1 for display of image noise. Noise around the bone insert is (a) 2.04% for FBP, (b) 1.36% for AM-100, and (c) 0.47% for AM-700.
