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Dental phantom reconstructions. (a) Ideal phantom, three circular fillings embedded with diameters 9, 8, and 7 mm; (b) SeqTV reconstruction (metal), sigma = 0.05, kmax = 5; (c) binary extraction from (b); (d) SeqTV reconstruction (background), sigma = 0.1, kmax = 5; (e) TV reconstruction (background); (f) FDK reconstruction.
