基于三维下颌骨平均模型的颌骨标志点自动确定方法

高梓翔,王勇,温奥楠,朱玉佳,秦庆钊,张昀,王晶,赵一姣

Automatic determination of mandibular landmarks based on three-dimensional mandibular average model

Zi-xiang GAO,Yong WANG,Ao-nan WEN,Yu-jia ZHU,Qing-zhao QIN,Yun ZHANG,Jing WANG,Yi-jiao ZHAO

图1 三维下颌骨模板的构建流程

Figure 1 Construction process of three-dimensional mandibular template A, alignment reference data for size-normalization and alignment of 3D mandible data, showing 19 markers (yellow) required for the Procrustes analysis algorithm; B, 3D mandibular data of the remaining 29 patients except the alignment reference data; C, results after size-normalization and alignment of patients' 3D mandibular data; D, 3D average model of mandible based on 3D mandibular data of 30 patients; E, 3D mandibular structured template based on 3D mandibular average model.