OParl Augsburg – Spatial Analysis

Pipeline to fetch Augsburg council papers (OParl), extract location mentions via fuzzy matching, and visualize them on an interactive map.

Key Output

https://benneloui.github.io/Spatial_Distribution_of_Council_Decisions/

Quickstart (R)

1. Install required R packages (one time):

install.packages(c("tidyverse", "sf", "leaflet", "knitr", "httr", "jsonlite", "dplyr", "pdftools", "yaml", "htmlwidgets", "stringdist"))

1. Run the full pipeline (from project root):

Rscript analysis/run_all.r

Inputs & Config

• config.yaml: city/API settings and limits (max papers/pages, etc.).
• Data folders under data/ are created/used by the pipeline (PDFs, gazetteer, extracted locations).

Scripts (R)

• R/01_gazetteer.r: build street gazetteer from OSM (Overpass).
• R/02_fetch_papers.r: download OParl papers + metadata.
• R/03_extract_locations.r: extract PDF text and fuzzy-match to streets.
• R/04_visualize.r: create interactive map (85%+ match filter).
• analysis/run_all.r: orchestrates all steps.