~/talk

Working with raster imagery and raster-arrays in Mapbox Tiling Service

Talkat BUILD with Mapbox 2025 · 2025-09-08..09-12· [web-platform, data-visualization]
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slides:none on file

Shows how to take HRRR smoke files, upload 49 hourly files as sources, write a JSON recipe and publish a raster-array tileset with Mapbox Tiling Service using the Tileset CLI, outputting MRT (Mapbox Raster Tile) tiles that store 49 bands for a 48‑hour forecast. Uses source rules to pick the massen band, sets resampling (nearest or linear), reads tilejson ranges, colorizes with D3 spectral into 64 steps, sets raster-fade-duration=0, and animates by changing the layer paint band — the demo renders a working smoke animation.

AI-written summary · about

  1. 0:00Introduction and setup
  2. 1:25Raster array tile sets explained
  3. 5:19Generating raster array tile sets
  4. 17:57Visualizing raster array data
  5. 28:47Styling and colorizing data
  6. 33:49Animating time-series data
  7. 45:20Q&A and closing
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