Moving turtlebot with own implementation of Astar
Hi, I have managed to use turtlebot3 (gazebo and Rviz) to create a map and use its data to implement an Astar algorithm(in python).The result is the series of (x,y) coordinates to which robot should...
View Articlewhat are the important design pattern used in move_base package?
My task is to modify the move_base (especially local planner DWA algorithm) according to the need of mine application. I have studied the C++, OOPs concepts and UML diagram representation. Now I am...
View ArticleMorse + ROS - Robot not moving to the goal
Hi, I just picked up ROS and Morse and I'm trying to follow the Morse's tutorial on ROS Navigation. The tutorial can be found...
View Articlemove_base/teb_local_planner requires a map during startup
Hi all, I'm using the navigation stack with rplidar A2, hector slam and teb_local_planner in kinetic. The robot is self made and needs to stand up before starting the navigation. Afterwards, I turn on...
View ArticleImplement obstacle avoidance methods and local navigation (move_base)
Hello, I would like to implement obstacle avoidance methods in Turtlebot2 (Velocity obstacles, VFH+. APF,...). And I do not know if I have to use pluginlib and do as D. Lu did. That is, implement the...
View Articlelaunch move_base : error loading tag
hi , i'm trying to launch move_base backage and i used this launch file :  i get this error : *error loading tag: file does not exist...
View ArticleRoomba 400 navigation stack setup
Hello! I'm using [create_autonomy](http://wiki.ros.org/create_autonomy) driver for my roomba 400 on kinetic, and I want to set up the navigation stack (especially move_base to send goals to the robot...
View ArticleHow to use move_base with a 3D map ?
Hey guys, I am using move_base for path planning at the moment and I am wondering if it's possible to use move_base with just a 3D map or do I have to convert my 3D map (for localization) to a 2D map...
View ArticleSetting up move_base / Navigation Stack
Hi, I was following the [tutorial](http://wiki.ros.org/navigation/Tutorials/RobotSetup) to set up the Nav Stack on a robot, but at the end I got pretty bad results in Rviz. Somehow I got the scans to...
View ArticleReverse recovery behavior for stuck non circular robots
Hello, I have a robot that is having issues getting stuck. In a lot of situations, a simple reverse operation would un stick it. Rotate recovery doesn't work well because my robot's turning center is...
View Articleteb_local_planner: avoid constant path replanning
Hello, We are working on a heavy omnidirectional platform using orientable wheels. We are using teb_local_planner for navigation. While the overall performance of the planner is good, we are facing...
View Articlemove_base and tf transforms
Hey, I'm fairly new with ROS and I'm having trouble understanding the TF reference frames. There's something wrong with our navigation code, but the person who originally wrote it is busy with other...
View ArticleProblem when using move_base in my own robot model
Dear everyone, I am trying to implement navigation after gmapping and after looking at the API and other models liky husky I am finding some problems. i will write down a series of things that are...
View ArticleGlobal plan does not update in move_base
**Environment:** OS: ubuntu 16.04 (Xenial) on an x64 ROS: kinetic Navigation stack: 1.14.3 **Config:** base_global_planner: "navfn/NavfnROS" base_local_planner:...
View ArticleThe simplest way to explore the environment to find a target and return to base
What is the simplest way to autonomously explore the environment in a room avoiding obstacles, find a target (based on vision) and return at the original starting position? Detecting the target using...
View ArticleCustom layer not showing on Costmap2D
Hi all, I configured move_base to include an additional layer produced by a PointCloud2: Observation Source: yellow_tape_layer: observation_sources: barrier_tape_detection_scan...
View ArticleWhat is the position topic I should give move base when amcl is not used
I am using move base without amcl since I cannot use a predetermined map. The issue I am having is providing move_base with a position topic since from what I can tell, AMCL provides the robots...
View ArticleGlobal Costmap Updating Mysteriously
Hello everyone! I'm experiencing some weird behavior while using costmaps in `move_base` which I hope someone can shed some light on. Thanks in advance to anyone who bothers with reading this wall of...
View Articlesending a sequence of goals to move_base
Hi all, I have a mobile robot which is navigating around a room and it can go from start to goal without any issues. Now, I want to send a sequence of goals to...
View ArticleTeb_local_planner feasibility check always fails
I am using move_base with teb_local_planner but on every goal I get the same result first teb says the feasibilty check failed with the following message [ WARN] [1525093179.924067116, 152.844000000]:...
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