Detecting Cause-Effect Relations in Natural Language

Anyone who has used a recent version of Specmate might has already seen an amazing new feature. In the overview screen of any Cause-Effect-Graph is now an anoccurus little button titled “Generate Model”. Clicking this button will trigger a chain of systems, that is capable of using natural language processing to turn a sentence like

If the user has no login, and login is needed, or an error is detected, a warning window is shown and a signal is emitted.

directly into a CEG, without any additional work from the user:

In this article we will do a deep dive into this feature, have a look at the natural language processing (NLP) pipeline required to make such a system work, see different approaches to implement it, and figure out how to garner the power of natural language processing for our goals.

Continue reading Detecting Cause-Effect Relations in Natural Language