VR全景视频运动区域目标精准跟踪  

Accurate Target tracking in moving area of VR Panorama Video

作　　者：蔡小爱 张海民 CAI Xiaoai;ZHANG Haimin(Xuancheng Vocational and Technical College,Xuancheng 242000,China;Anhui Institute of Information Technology,Wuhu 241000,China)

机构地区：[1]宣城职业技术学院,安徽宣城242000 [2]安徽信息工程学院,安徽芜湖241000

出　　处：《商丘师范学院学报》2022年第9期18-21,共4页Journal of Shangqiu Normal University

基　　金：2017年安徽省教育厅教学研究项目“基于企业实际项目机械类专业校内实训课程改革”(2017jyxm0948);安徽省教育厅2019年高校自然科学重点研究项目“面向智慧社区的视频监控异常行为识别方法的研究”(KJ2019A1295)。

摘　　要：全景视频运动区域目标受到边缘扰动的干扰导致目标精准跟踪难度较大,提出基于VR技术的全景视频运动区域目标精准跟踪方法.建立全景视频运动区域目标的虚拟成像模型,提取全景视频运动区域目标成像的边缘轮廓特征值,采用角点跟踪检测方法进行全景视频运动区域融合处理和图像像素融合,提取全景视频运动区域目标的关联特征量,采用时频跟踪融合方法进行全景视频运动区域目标图像的像素特征分离,结合多尺度小波分解方法进行全景视频运动区域目标图像的特征分解,在虚拟视景仿真模型中实现全景视频运动区域目标的精准跟踪和识别.仿真结果表明,采用该方法进行全景视频运动区域目标跟踪的精度较高,特征提取的分辨能力较好,提高了全景视频运动区域目标的虚拟成像和跟踪识别能力.The target of the panoramic video moving area is subject to the disturbance of the edge,and the target precision tracking difficulty is large,and the method for accurate tracking of the panoramic video moving area target based on the VR technology is proposed.the method comprises the following steps of:establishing a virtual imaging model of a panoramic video moving area target,extracting an edge contour characteristic value of a panoramic video moving area target imaging,performing a panoramic video motion area fusion processing and an image pixel fusion by adopting a corner point tracking detection method,the method comprises the following steps of:extracting an associated feature amount of a panoramic video moving area target,performing pixel feature separation of a panoramic video moving area target image by adopting a time-frequency tracking fusion method,and carrying out characteristic decomposition of a panoramic video moving area target image in combination with a multi-scale wavelet decomposition method,And realizing the accurate tracking and identification of the target of the panoramic video moving area in the virtual scene simulation model.The simulation results show that the method has the advantages of high precision,better resolution of feature extraction,and improved virtual imaging and tracking recognition capability of the panoramic video moving area target.

关 键 词：VR 全景视频 运动区域 目标 精准跟踪 

分 类 号：TN919[电子电信—通信与信息系统]