H3 as a GeoParquet Pyramid Builder
· 3 min read
Guillaume Sueur is the founder of Geomermaids, a Boston-based consultancy that designs cloud-native geospatial systems, with 25 years in GIS. At the H3 Conference 2026 in New York City, Guillaume showed how H3 can give GeoParquet something it lacks today: overviews, built as a self-discovering pyramid of files keyed by H3 cell.