sudo apt-get install sox
sudo apt-get install ros-groovy-audio-common
sudo apt-get install python pip
pip install flask

You will also need to clone audio-common into your catkin workspace, as well as rosbridge-suite. rosbridge-suite can also be installed with ros-groovy-rosbridge-suite, but the Debian repository is currently broken, which is why you need to clone the repository to your workspace instead.

Set the ROS Master URI to point to the robot. Open scripts/weblistener.py, and change the WebSocket host to your computer. It's assumed that the port will be 9090. Run:

roslaunch chatbot web.launch

roslaunch chatbot robot.launch

Speech recognition uses the Web Speech API in Chrome.

Flask is used to run a simple web server.

Robot Web Tools is used to communicate with the ROS Master from a website.

The chatbot is based on the free Alice AIML set.

Google Translate is unofficially used to synthesize voices from text. SoX is used to convert the sound file.