Belief Propagation Step by Step

This web application performs belief propagation over Bayesian networks. Its purpose is to illustrate belief propagation step by step: inference can be peformed incrementally so that the user can investigate the content of messages and the values of marginals during execution.

Intallation

It requires the following NodeJS packages:

• browserify
• elementtree
• nd4js
• xml-formatter

to be installed with npm install <package> in the root app folder.

Run

make

Then simply open index.html in a browser.

The manual is available at https://friguzzi.github.io/belief-propagation/