摘要: 准确标定人脸三维模型上的特征点是颅面形态学研究的关键问题之一。针对目前人脸特征点标定需要手工干预等问题,提出了一种基于深度图像的人脸三维模型特征点标定方法,该方法首先生成人脸三维模型的二维深度图像,然后采用SUSAN算子、灰度积分投影等方法在该图像上标定特征点,最终将标定好的特征点映射到人脸三维模型上,从而实现鼻尖点、嘴角点、眼角点以及耳朵处13个特征点的标定。实验结果表明,该方法可自动标定人脸模型特征点,准确获得特征点的位置,有效解决了人脸特征点标定因人工参与而带来的不准确性。
[1] Jeng Shi-hong,Liao Hong-yuan,Han Chin-chuan,et al.Facialfeature detection using geometrical face model:an efficient approach [J].Pattern Recognition,1998,1(3):273-282 [2] Cosar S,Cetin M.A graphical model based solution to the facial feature point tracking problem [J].Image and Vision Computing,2011,29(5):335-350 [3] Wong K W,Lam K M,Siu W C.An efficient algorithm for human face detection and facial feature extraction under different conditions [J].Pattern Recognition,2001,4(10):1993-2004 [4] Xue Zhong,Li S Z,Teoh E K.Bayesian shape model for facial feature extraction and recognition [J].Pattern Recognition,2003,6(12):2819-2833 [5] Shih F Y,Chuang C.Automatic extraction of head and faceboundaries and facial features [J].Information Sciences,2004,8:117-130 [6] Zheng Zhong-long,Jiong Jia,Chunjiang Duanmu,et al.Facialfeature localization based on an improved active shape mode[J].Information Sciences,2008,8(9):2215-2223 [7] Gizatdinova Y,Surakka V.Automatic edge-based localization of facial features from images with complex facial expressions[J].Pattern Recognition Letters,2010,31(15):2436-2446 [8] Zhou Yue,Li Yin,Wu Zheng,et al.Robust facial feature points extraction in color images [J].Engineering Applications of Artificial Intelligence,2011,4(1):195-200 [9] Wang Yin-jie,Chua C S,Ho Y K.Facial feature detection and face recognition from 2D and 3D images[J].Pattern Recognition Letters,2002,3(10):1191-1202 [10] Xu Cheng-hua,Tan Tie-niu,Wang Yun-hong,et al.Combininglocal features for robust nose location in 3D facial data[J].Pattern Recognition Letters,2006,7(13):1487-1494 [11] Feng Jun,Ip H H S,Lai L Y,et al.Robust point correspondence matching and similarity measuring for 3D models by relative angle-context distributions[J].Image and Vision Computing,2008,6(8):761-775 [12] 麻宏静.基于相对角聚类和支持向量机的人脸特征点定位技术研究[D].西安:西北大学,2010 [13] 王密宫,陈锻生,林超.基于局部形状图的三维人脸特征点自动定位[J].计算机应用,2010,30(5):1255-1258 [14] Smith S M,Brady J M.SUSAN—A New Approach to Low LevelImage Processing [J].International Journal of Computer Vision,1997,3(1):45-78 [15] 吴福培,张宪民,邝泳聪,等.无铅焊点鲁棒定位的灰度积分投影算法[J].华南理工大学学报,2009,7(9):98-102 [16] 刘晓宁.计算机辅助颅像重合技术的研究与实现[D].西安:西北大学,2003 |
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