An implementation / homage of this old paper: http://www.edwardzajec.com/tvc4/pil1/index.html. These images are created with a type of Truchet Tile structure.
If you want to run this project yourself, make sure to download Processing and use the Python module. Reach out to thebuffed@gmail.com if you have any questions.
Other links:
All of these projects are available with the intention that other people will enjoy and learn from them.