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保持生理特征的人脸编辑

DOI: 10.11834/jig.2006012324

Keywords: 主控制点,次控制点,人工神经网络误,差反向传播法

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Abstract:

提出了一种保持生理特征的交互式人脸编辑方法。采用控制点分层策略,即以用户直接操作的控制点对(称为主控制点对)为输入层,其他控制点对(称为次控制点对)为输出层,建立人工神经网络;然后采用误差反向传播法(ErrorBackPropagation)学习,从而建立主、次控制点之间的约束关系;最后通过输出层将编辑信息在模型中进行插值。该编辑结果可以应用到具有相同拓扑的任意人脸模型上。实验结果表明,采用分层控制的方法不仅保持了编辑操作的方便性、精确性,同时还保持了人脸生理特征的真实性。

References

[1]  Blanz V,Vetter T.A morphable model for the synthesis of 3D faces[A].In:Proceeding of ACM SIGGRAPH\'99[C],New York:Addison Wesley,1999:187~194.
[2]  Lee W,Gu J,Magnenat-Thalmann N.Generating animatable 3D virtual humans from photographs[J].Proceeding of Eurographics,2000,19(3):1~10.
[3]  Cheng C M,Lai S H.An integrated approach to 3D face model reconstruction from video[A].In:Proceedings of IEEE International Conference of Computer Vision(ICCV) Workshop on RATFG-RTS\'01[C],Vancouver,Canada,2001:16~22.
[4]  Barr A H.Global and local deformations of solid primitives[J].Computer Graphics,1984,18(4):21~30.
[5]  Hsu W M,Hughes J F,Kaufman H.Direct manipulation of free-form deformation[J].Computer Graphics,1992,26(4):177~184.
[6]  Farkas L.Anthropometry of the Head and Face(ed 2[M].New York:Raven Press,1994.
[7]  Dooley M.Anthropometric modeling programs-a survey[J].IEEE Computer Graphics and Applications,1982,2(9):17~25.
[8]  Rumelhart D B,Hinton G E,Williams R J.Learning Internal Representations by Error Propagation in Parallel Distributed Processing:Explorations in Microstructure of Cognition[M].Cambridge,MA:MIT Press,1986:318~362.
[9]  Pighin F,Hecker J,Lischinski D,et al.Synthesizing realistic facial expressions from photographs[A].In:Proceeding of ACM of SIGGRAPH\'98[C],Orlando,USA,1998:75~84.
[10]  Gao W,Yan J,Shan S,et al.Individual 3D face synthesis base on orthogonal photos and speech-driven facial animation[A].In:7th IEEE International Conference on Image Processing(ICIP 2000)[C],Vancouver,British Columbia,Canada,2000:10~13.
[11]  Liu Z,Zhang Z,Jacobs C,et al.Rapid Modeling of Animate Faces from Video[R].MSR-TR_2000-11,Beijing:Microsoft Research,2000.
[12]  Decarlo D,Metaxas D,Stone M.An anthropometric face model using variational technique[A].In:Proceeding of ACM SIGGRAPH\'98[C],Orlando,USA,1998:67~74.
[13]  Sederberg T W,Parry S R.Free-form deformation of solid geometric models[J].Computer Graphics,1986,20(4):151~160.
[14]  Li Shu-yuan,Zheng Lian-bin,Lu Shun-hua,et al.Apreliminary study on correlation among somatometry items on human face[J].Chinese Journal of Anatomy,2001,24(2):176~178.[栗淑媛,郑连斌,陆舜华等.人体头面部测量项目相关分析[J].解剖学杂志,2001,24(2):176~178.]
[15]  Seo H,Cordier F,Magnenat-Thalmann N.Synthesizing animatable body models with parameterized shape modifications[A].In:Eurographics/SIGGRAPH Symposium on Computer Animation[C],San Diego,California,2003:120~125.

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