真正射影像生成的遮蔽检测和纹理修复方法Occlusion detection and texture repair in the true orthophoto generation
郭永春,冯霞,武捷
摘要(Abstract):
针对真正射影像在生产中遮蔽检测和纹理修复的问题,该文提出了一种基于面元和投影方向自适应确定检测路径的高程遮蔽检测方法用于解决真正射影像生产中遮蔽区域的检测问题;提出了一种基于影像方位和建筑物倒向判断的遮蔽补偿方式,用于解决真正射影像生产中遮挡区域的纹理修复问题。实验表明,本文方法提高了真正射影像生产的精度和效率,遮蔽检测效率较普通的高程射线追踪方法可提高一个数量级以上。
关键词(KeyWords): 真正射影像;遮蔽检测;遮蔽补偿;共线方程;数字微分纠正
基金项目(Foundation):
作者(Author): 郭永春,冯霞,武捷
DOI: 10.16251/j.cnki.1009-2307.2017.05.014
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