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跑ROS2NAV2中的nav2_straightline_planner例子时报错:
Failed to create global planner. Exception: According to the loaded plugin descriptions the class nav2_straightline_planner/StraightLine with base class type nav2_core::GlobalPlanner does not e…
本文基于CGAL 5.2 - 2D Straight Skeleton and Polygon Offsetting进行翻译和学习 文章目录 一、定义1.1二维轮廓(2D Contour)1.2二维带孔多边形(2D Polygon with Holes)1.3非退化并严格简单孔洞多边形的向内偏移( Inward Offset of a Non-d…
Automatic calibration and removal of distortion from scenes of structured environments
2001年的文章,引用813 The geometry of a pinhole camera 相机将三维世界中的坐标点(单位:米)映射到二维图像平面(单位&am…
1.概述
官方:MySQL STRAIGHT_JOIN is similar to JOIN, except that the left table is always read before the right table. This can be used for those (few) cases for which the join optimizer processes the tables in a suboptimal order. 翻译过来就是&a…