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Obstacle avoidance with navigation stack without map!

asked 2016-07-19 16:42:06 -0600

Oper gravatar image

I've got a little robot with 4 sonar sensor, is it possible to do obstacle avoidance without have a map? I've just finish to configure navigation stack and setting up launch files, but now i'm stuck. Thank u!

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Hey, Were you able to figure out how to approach this? I appreciate your thoughts.

Hemanth gravatar image Hemanth  ( 2020-02-03 05:17:08 -0600 )edit

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answered 2016-07-20 01:08:45 -0600

cagatay gravatar image

I am assuming that you are trying to use dwa_local_planner provided by navigation stack and
given a global plan to follow and a costmap, the local planner produces velocity commands to send to a mobile base. But you can code your own obstacle avoidance

check out costmap and global planner's wiki

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Hello cagatay! Can you explain better? I have local planner, global costmap and local costmap configured, what should i do now?

Oper gravatar image Oper  ( 2016-07-25 13:48:44 -0600 )edit

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Asked: 2016-07-19 16:42:06 -0600

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Last updated: Jul 20 '16