Fig. 8From: A metal artifact reduction method for a dental CT based on adaptive local thresholding and prior image generationThe metal artifact correction results of the dental phantom. a FP-MAR with THR = 0.05. b FP-MAR with THR = 0.07. c The proposed method with a global threshold of 0.05 (p = 10, c = 0.1). d–f Difference of a–c from the original image shown in Fig. 1cBack to article page