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Questions tagged [avoidance]

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Collision Avoidance ROS 3Laws Robotics Supervisor

Has anyone else tried a collision avoidance ROS from 3Laws Robotics? From my understanding, their software, Supervisor, can avoid collisions in 3D much better than it's counter parts that mostly do 2D ...
Madelyn's user avatar
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1 answer
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Nav2: Local costmap for robot with obstacles

I am trying to implement a corner of the nav2 stack on a robot. What i am interested in, is using the costmap_2d package, to keep track of incoming obstacles in a local costmap, by rolling it infront ...
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GPS navigation and Arduino ECU

Does Autoware.Auto support the Arduino ECU? Additionally is there a link to compatible ECUs somewhere Also does it support GPS based navigation? I wanted to try using it in a racetrack situation like ...
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How to achieve quadcopter autonomy after successful implementation of 2D SLAM using RPLidar and "hector_slam" ROS package in indoor environments?

I have a Naza M Flight Controller which can give me the IMU readings (I don't know if I can extract this information by interfacing it with ROS, else I will have to use an external IMU). I also need ...
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1 answer
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Obstacle avoidance with navigation stack without map!

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. ...
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how to determine the width of a corridor using kinect on turtlebot

I am working on a project to do a formation change and I need to figure the width of a door where turtlebot must know if it can pass through or not. Thanks Originally posted by Vinh K on ROS Answers ...
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How can I tell the distance from a turtlebot to an obstacle?

Hi all, I am working on obstacle avoidance using turtlebot with kinect sensor. I need help with determining how far an obstacle is from the turtlebot. I want to use this process to incorporate it into ...
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1 answer
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Best way to use Moveit for teleoperation?

I've seen this topic discussed a bit here, and on the MoveIt! mailing list here and here, but those conversations are pretty old now and I'm wondering if there is a clearer answer now. I have a 7 DOF ...
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urdf in rviz is too deep

Hi, I setup my robot system and its working good. I am using hector mapping with urdf and a laserscanner and I am getting the following result: I dont know why exactly the robot is kind of swimming ...
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1 answer
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turtlebot obstacle avoidance using point cloud data

I want to understand and write a C++ program in gazebo/ros to make turtlebot avoids obstacles while moving forward using pointcloud data. How to get started with this? I have already created a node to ...
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1 answer
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Obstacle Avoidance vs Detection in Navigation Stack

Hello, I was wondering if any sort of obstacle detection is happening in the navigation stack. As I understand, when an obstacle is appearing within laser range, it's updated in the local/global ...
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1 answer
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MoveIt Collision Avoidance With Point Cloud 2

Hi, I am attempting to set up a UR5 with MoveIt and an asus xtion for collision avoidance based on the sensor data in a Point Cloud 2 stream. I am stuck on how to publish the data from the point cloud ...
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1 answer
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Occipital (RGB-D sensor like Kinect) on Parrot AR. DRONE using SLAM algorithm

Hi I'm using Occipital (RGB-D sensor like Kinect) on Parrot AR. DRONE for navigation using SLAM algorithm.... What do I do for obstacle avoidance, is it done by the SLAM or should I use additional ...
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1 answer
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Navigating using RGBDSLAM

Has anyone used RGBDSLAM for navigation and/or obstacle avoidance? If yes, are there any available packages? I was thinking of combining RGBDSLAM with the explore package, but I might not have enough ...
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ROS Answers SE migration: notice wall

hello, i am trying to program my robot so that he drives straight ahead until he is close to a wall or so, and then he should turn right or so... just drive ahead in a other way. So my question is, if ...
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Question about collision avoidance in OMPL motion planning library

Hello! I am pretty new to the object-oriented C++ scene, but currently I am working on a project that has us planning paths for multiple UAVs on a single field. We are supposed to have the UAVs reach ...
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