World Historical Gazetteer, a platform that links place names that change over time and interconnects historical data from around the world. This article explains its core data format, Linked Places Format (GeoJSON-T), and its mechanism for reconciling with Wikidata/GeoNames, focusing on the technical perspective.
Stanford ORBIS models the transportation network of the ancient Roman Empire as a network and computes travel between two points in terms of "time, cost, and distance." This article focuses on the technical perspective, explaining how routing works and the sea-route model that incorporates seasonal winds.
An overview of Kepler.gl, Uber's large-scale geospatial data visualization tool, and how it can be used in Digital Humanities research.
Introducing a viewer for IIIF Georeference Extension. Overlay historical maps and images on interactive maps.
DOM-based custom markers (maplibregl.Marker) in MapLibre GL JS lag behind the map during zoom and pan. This article explains the cause and a solution using GeoJSON source with Circle/Symbol layers.
IIIF Georeference to XYZ Tiles
Image collection management tool: technical architecture explained
IIIF Georeference Viewer Migration to MapLibre GL and Feature Improvements
Updates to the IIIF Georeference Extension Visualization Tool
Trying Out Peripleo
Trying Out "Rekichizu" (Historical Maps)
[Memo] How to Use Maplat