The initial pose parameter is given out by key points of the facial feature using curvature of 3D facial surface.
3.利用三维人脸曲面的曲率解决改进型主动外观模型的初始姿态参数确定。
参考来源 - 基于改进型主动外观模型的面部特征定位与人脸识别方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Each time we use a facial muscle, a groove forms beneath the surface of the skin, which is why we see lines form with each facial expression.
每当你使用面部肌肉的时候，皮肤下就会形成一道凹槽，这就是你作表情的时候，脸部出现线条的原因。
Main effects: crisp texture formed on the surface of the skin surface ventilation, maintenance of face makeup effects, the effective spot to cover facial defects.
主要功效：清爽的质地在肌肤表面形成透气表层，维持妆面效果，有效遮盖面部斑点瑕疵。
Objective to discuss how to display the fetal facial frame using 3d ultrasound surface mode (USM) and then to improve the detection rate of fetal cleft lip at the optimal periods.
目的探讨应用三维超声表面模式显像观察胎儿面部结构，选择最佳时间，提高胎儿唇裂的检出率。
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