Thanks for the feedback, I was trying to keep the post short. There's a description of the technique in the GitHub readme and on the front-page of the site.
For reference, the site currently supports the Analysis of Competing Hypotheses (ACH) technique [1]. ACH is a structured way of determining which explanation/hypothesis is most consistent with the available evidence.
[1] https://en.wikipedia.org/wiki/Analysis_of_competing_hypothes...