ROS Programming: Building Powerful Robots

The AIML ROS package

In this section, we are going to create a simple package to load the AIML files to memory using ROS nodes. The following is the block diagram of the working AIML ROS package:

Figure 5: Working of the AIML ROS package

Here's the explanation for the nodes shown in the diagram:

• aiml_server: This ROS node loads AIML files from the database and saves them into brain files. It subscribes to a topic called /chatter (std_msgs/String). The string data from the /chatter topic is the input of the AIML interpreter. The response from the AIML interpreter is published through the /response (std_msgs/String) topic.
• aiml_client: This ...