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可能原因:(1)pos有问题(2)焦距设置错误(3)坐标转换错误。
排查方法: (1)显示pos查看pos有无问题。
(2)查看.cmr查看焦距设置有无问题。
(3)查看_xyz.txt中是否由地理坐标系到投影坐标系转换成功。
(4)可在cloudcompare中查看分块(p0,p1...)的点云 .m3c(转换成.ply) 并叠加pos查看是否哪一分块点云有误。