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[ROS IN 5 MIN] 004 – What is roscore?

by Bayode Aderinola | May 12, 2018 | ROS Tutorials

Hello ROS Developers! In this post, we are going to answer the question "What is roscore"? Our approach will be to SHOW what happens when roscore is NOT running and what happens when it is. And then we go briefly over the theory behind this. We'll also look at the...

My Robotic Manipulator #2: URDF & XACRO

by Marco Arruda | May 11, 2018 | ROS Q&A

URDF & XACRO In this video we'll improve our URDF code of the robotic manipulator using XACRO. From the URDF model, finish the robot, creating all joints and links and visualize it using RViz. Up to the end of the video, we will have the model finished, a launch...

[ROS Q&A] 121 – How to Write Robot Poses to a File

by Alberto Ezquerro | May 11, 2018 | ROS Q&A

In this video we are going to see how to write robot Poses into a file. This will allow you to keep track of the different positions that a mobile robot is in while it is moving. https://youtu.be/v5gvvwK2yBc ▸ Get the code of the video by clicking on this link:...

[ROS Q&A] 120 – How To Convert a PointCloud Into a Laser Scan

by Ricardo Tellez | May 8, 2018 | ROS Q&A

In this video we are going to see how to convert a PointCloud into a laser scan. You can use later that laserscan as a lidar for robot navigation. This allows to do navigation with a very cheap sensor. https://youtu.be/IFNikTHN1pk ▸ Get the code of the video by...

[ROS Q&A] 119 – ROS Mapping Tutorial. How To Provide a Map

by Alberto Ezquerro | May 7, 2018 | ROS Q&A

In this ROS Mapping tutorial video we will see how to provide a previously created and saved map through topics, either using the command line or a ROS launch file. The topic explained into this video is part of the ROS Navigation in 5 Days Course that you can...