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Fig. 2 | BMC Medical Imaging

Fig. 2

From: The application and accuracy of feature matching on automated cephalometric superimposition

Fig. 2

a The rectangular areas mainly consisting of stable structures were used to detect keypoints enclosed by landmarks on the anterior cranial base, maxilla and mandible. A. Area on the Anterior cranial base: URP-S-Pt-Na. B. Area on the maxilla: Pt-PNS-ANS-A. C. Area on the mandible: LM-Pg-Me-Go. b The flowchart of feature matching process and automated superimposition on maxilla

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