1. 2012-02-22 [ros-users] Extending Costmap_2d with Custom Values ros-users David Lu!! 2. 2012-02-22 [ros-users] Extending Costmap_2d with Custom Values ros-users Eitan Marder-Eppst 3. 2012-02-21 [ros-users] Extending Costmap_2d with Custom Values ros-users David Lu!!