Computer Engineering and Applications ›› 2006, Vol. 42 ›› Issue (14): 1-.
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Ke Chen,LiMin Du
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基于主动形状模型的人脸特征建模
陈柯,杜利民
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Abstract: This paper proposes a new method of modeling facial features based on the active shape model, and introduces the detailed procedure to model the lip contour. A set of training pictures of faces are first selected randomly from the face database. After labeling the contour, normalizin乙
Key words: facial feature modeling, active shape model, transformation modes
摘要: 本文基于主动形状模型,提出了一种新的人脸特征建模方法,并详细介绍了唇部形状的建模过程。该方法从人脸数据库中提取一定的训练集,对唇部形状进行标注、校准和统计分析,可以得到唇部的变形模式,每种变形模式对应形状协方差矩阵的一个特征值,而最大的N(N<10)个特征值对应的主要变形模式可以还原出98%的形状变化。实验证明,该方法以非常小的信息损失为代价,仅用少量的参数就可以描述绝大部分的视觉特征。
关键词: 主动形状模型, 人脸特征建模, 变形模式
Ke Chen,LiMin Du. Facial Feature Modeling Based On the Active Shape Model[J]. Computer Engineering and Applications, 2006, 42(14): 1-.
陈柯,杜利民.
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