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一种改进的面部特征定位方法
AN IMPROVED METHOD OF FACIAL FEATURES LOCALIZATION
【摘要】 针对传统主动形状换型ASM方法对初始位置和尺度敏感、定位不准等问题,提出了一种改进算法:在得到两个眼睛位置的前提下,据此调整模型或图像的尺寸,然后采取分区域的策略进行特征定位。实验表明,本方法简单易行,与传统方法相比定位准确度更高。
【Abstract】 Traditional ASM method is sensitive to scales and initial position,and is hard to locate accurately.An improved algorithm for features location is proposed:first,the eyes locations on face image are obtained,then the size of image or model is adjusted accordingly,finally the features localization is performed using regions dividing strategy.Experimental results show that the method is simple and easy to realizes,a better accuracy location can be obtained comparing with the traditional methods.
【基金】 福建省自然科学基金计划资助项目(S0650005);国家统计局全国统计科学研究项目(LX2005-20);陕西省自然科学基金研究项目(JS08F32);陕西省教育厅自然科学研究项目(08JK290)
- 【文献出处】 计算机应用与软件 ,Computer Applications and Software , 编辑部邮箱 ,2009年03期
- 【分类号】TP391.41
- 【被引频次】1
- 【下载频次】72