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Effect of patch size on the intensity corrected CBCT images. (a)–(l) are part of CBCTcorrected obtained with patch size of 3×3×3, 5×5×3, 7×7×3, 9×9×3, 11×11×3, 13×13×5, 15×15×5, 17×17×5, 19×19×5, 21×21×5, 23×23×7, 25×25×7. The arrows indicate the regions of deterioration as the patch size increase.
