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RDP 017: ROS 2 and DDS for IoT devices with HaoChih Lin

by Ricardo Tellez | Jun 25, 2018 | ROS Developers Podcast

In this episode, HaoChih uses ROS 2 and DDS to create IoT products based on ROS 2 while working at ADLink Technology. He will explain some solutions he has been creating while at ADLink like: * Adlink_DDS bot * Adlink Neuron bot system How they use DDS and ROS 2 for...

ROS Developers LIVE-Class #24: How to create basic markers in ROS Rviz

by Ricardo Tellez | Jun 22, 2018 | ROS LIVE-Class, ROS Q&A

In this ROS LIVE-Class we’re going to learn how to create a marker to be displayed in ROS Rviz. Markers are special graphics that we can use in Rviz to display data generated by the robot. For example, we can create a marker that shows a person figure at the...

[ROS Q&A] 130 – How to launch multiple robots in Gazebo simulator?

by Arif Rahman | Jun 19, 2018 | ROS Q&A

In this video, we are going to see how can we launch multiple robots in a single Gazebo simulation. We will be introduced to the concept of namespace and tf_prefix, which are essential to make sure that the robots will be able to work correctly. We will create...

[ROS Projects] OpenAI with Moving Cube Robot in Gazebo Step-by-Step Part1

by Miguel Angel | Jun 18, 2018 | Robotics with ROS

In this new ROS Project you are going to learn Step-by-Step how to create a moving cube and that it learns to move using OpenAI environment. Part 1: Creation of the URDF and Control Systems Part 2: Basics of Reinforcement learning and Connect to the various...

[ROS Q&A] 128 – Can’t access messages of the ROS topic Publisher

by Alberto Ezquerro | Jun 18, 2018 | ROS Q&A

In this video we are going to see why a user can't access the message that he is publishing into a topic using a ROS Publisher. This is a video trying to answer the following question posted at the ROS answers forum:...