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Reconstructed results in the rectangular ROI shown in Figure 2(a). (a) The image reconstructed using the TSVD method without any prior information, (b) the counterpart of (a) reconstructed using the POCS method; (c) an improved version of (a) reconstructed using the TSVD with the known compact support; (d) the counterpart of (c) reconstructed using the POCS method. (e)-(h) are the counterparts of (a)-(d) in the noisy data case. The display window is [0.9,1.1].
