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Worldwide Terrain and Cloud Infrastructure: an ...
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Seth Fitzsimmons
March 11, 2015
Technology
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260
Worldwide Terrain and Cloud Infrastructure: an update on Stamen's Knight Grant
Seth Fitzsimmons
March 11, 2015
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Transcript
Worldwide Terrain and Cloud Infrastructure: an update on Stamen’s Knight
Grant Seth Fitzsimmons Stamen Design
[intro]
what is the Knight Foundation?
Knight Foundation supports transformational ideas that promote quality journalism, advance
media innovation, engage communities and foster the arts. We believe that democracy thrives when people and communities are informed and engaged. “ ” - John S. and James L. Knight Foundation
what is Stamen?
None
grant goals
cloud-based infrastructure
worldwide terrain
accessible and open process
(hi)
[background]
previously…
dotspotting.org
toner
watercolor
terrain
no pressure.
meanwhile…
6/2011: launch
3/2012: watercolor
12/2013: 240m tiles
12/2014: 960m tiles
Mapbox
_aaS
modernization
Running Your Own Rendering Infrastructure Seth Fitzsimmons Stamen Design http://flic.kr/p/8sJotc
updated data
None
style tweaks
None
Cascadenik → CartoCSS
TileStache → tessera
ModestMaps → Leaflet
self-hosted → AWS
more accessible (?)
[terrain]
(continental) US only
∞ terrain maps
duplication (unless necessary)
“best available open data”
raw data
DEM
hillshades
contours
aspect?
slope?
… BoF @ 7:30
open (+ documented) process (work-in-progress: please help!)
(watching / collaborating with OpenAerialMap) BoF @ 8:30
expandable
institutional sources (NASA, USGS, …)
individual sources (OpenDroneMap)
[architecture]
cheap, simple, novel
(AWS)
storage via HTTP (S3)
overviews as distinct layers
rendered via Mapnik / GDAL
horizontal processing w/ GDAL (SQS / SWF)
VRTs (virtual raster tables)
VSICurl /vsicurl/http://…
PostgreSQL / PostGIS
PostgreSQL / PostGIS
out-db + S3 =
(caching gotchas)
100⨉100 px tiles =
Mapnik + GDAL + VRTs + FUSE
Filesystem in User Space
None
None
[access]
empowering journalists
CartoDB
None
None
help tell stories
support pipeline reuse
None
let’s figure this thing out!
[email protected]
openterrain.tumblr.com