NYPL Labs


GIS Data

Sample polygon extraction results from a section of an insurance map.

Automating Extracting GIS Data from Scanned Maps

The New York Public Library Labs (NYPL Labs) has posted on Github the code to its open source map-vectorizer project.  NYPL Lab’s map-vectorizer project is seeking to automate (“like OCR for maps”) the process of extracting polygon and attribute information from old scanned maps.  The code was developed with the purpose […]