Replication Package for Preprint: "Using vision-language models to extract network data from images of system maps" (White and Barbrook-Johnson, 2025)

This repository provides the code and data required to replicate our analysis of how vision language models (VLMs) perform when tasked to extract causal information from images of systems maps. Original preprint: White, J. and Barbrook-Johnson, P. (2025). Using vision-language models to extract network data from images of system maps. Institute for New Economic Thinking Working Paper Series, University of Oxford.