运动动作图像正确姿态轮廓提取方法对比研究Comparative study on extraction methods of correct pose contour in moving action image
邹文君,肖永君
摘要(Abstract)：
由于目标轮廓提取方法一直存在正确姿态轮廓提取不准确的问题,提出两种新的运动动作图像正确姿态轮廓提取对比方法。通过相邻帧差法对运动动作图像正确姿态区域进行提取,在此基础上介绍了snake模型方法,其将运动动作图像正确姿态轮廓的提取问题转换成求解能量函数的极小化问题。分析了水平集方法,将演化曲线隐性地描述成运动动作图像上的三维连续函数曲面的零水平集,当水平集函数为0时,得到的结果即为轮廓提取结果。通过实验对比所提两种方法的有效性,发现snake模型方法的轮廓提取效果、完成性和信息丢失程度虽然优于其他方法,但劣于水平集方法。
关键词(KeyWords)： 运动动作提取;动作图像;能量函数;水平集;正确姿态;轮廓提取
基金项目(Foundation): 江西省教育厅科学技术研究项目:竞技健美操运动员运动损伤的影响因素研究(GJJ161559)~~
作者(Author): 邹文君,肖永君
DOI: 10.16652/j.issn.1004-373x.2018.15.015
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