张卫峰,何秋生,梁慧慧,贾伟振

• 1:太原科技大学电子信息工程学院

摘要(Abstract)：

针对目标跟踪过程中由于遮挡导致的算法性能下降的问题,在分析和研究核相关滤波算法的基础上提出了一种尺度自适应的分块跟踪策略。首先从目标中心划分子块,使用融合梯度特征和颜色特征的局部核相关滤波器单独跟踪每个目标子块,并结合目标子块与整体间的位置约束关系得到目标中心位置的粗略估计,然后由全局滤波器用作初始估计以确定目标中心的精确位置。其次,提出一种根据相邻两帧间对应子块位置的变化情况自适应计算目标尺度的方法。实验结果表明该算法极大地提升了基础核相关滤波算法的总体性能,并对遮挡、尺度变化以及变形等干扰因素有较好的鲁棒性。

关键词(KeyWords)： 核相关滤波;分块跟踪;尺度自适应

Abstract:

Keywords:

基金项目(Foundation): 山西省重点实验室(201805D111001);; 山西省重点研发计划项目(201803D121025)

作者(Author): 张卫峰,何秋生,梁慧慧,贾伟振

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