GIS Cloud Solutions Exploring alternatives to desktop GIS John Van - - PowerPoint PPT Presentation

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Dec 29, 2022 152 likes •563 views

GIS Cloud Solutions Exploring alternatives to desktop GIS John Van Hoesen, Ph.D. Green Mountain College A computer won't clean up the errors in your manual of procedures. Sheila M. Eby Harnessing The GeoWeb The GeoWeb can be more broadly

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GIS Cloud Solutions

Exploring alternatives to desktop GIS

John Van Hoesen, Ph.D.  Green Mountain College

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A computer won't clean up the errors in your manual of procedures.

Sheila M. Eby

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Harnessing The GeoWeb

The GeoWeb can be more broadly considered the intersection of geospatial awareness and Web 2.0”

Goodchild (2007) http://j-vh.me/16q9Yha http://j-vh.me/13RUDXa

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Node.js - http://nodejs.org/ Express.js - http://expressjs.com/ Backbone.js - http://j-vh.me/11QiIJs Mapnik - http://mapnik.org/ CartoCSS - http://j-vh.me/ZNonCf

TileMill

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.js

WMS TileService TileStream

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*.PNG *.SVG *.PDF *.MBTiles

http://j-vh.me/17JUTqC

SLIDE 7 http://j-vh.me/15n4xlH

*.ovr *.rrd gdal_retile

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64 x 64 256 x 256 (png or jpg)

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Uses SQLite, minimizes redundancy, and stores interactivity

SLIDE 10 http://j-vh.me/16ejc23

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SLIDE 13 http://j-vh.me/10gvFK6

SLIDE 14 http://j-vh.me/12dYQ3z

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SLIDE 18 http://j-vh.me/18KbwBY

SLIDE 19 http://j-vh.me/1bkRqSn

SLIDE 20 http://j-vh.me/1deeMbP

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DEMO

http://j-vh.me/1aBiisW

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Arc2Earth

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Why Bother?

FANTASTIC customer support
Creative control = cartography!
It is FAST
You CAN run remotely
Hosted (yes, eventually costs $)
Mapbox.js is flexible and evolving
HTML5 compliant w/devices

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CartoDB

http://j-vh.me/1blbXmk

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CartoDB

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SLIDE 28 #significant_month [ mag >= 7.0] { marker-width: 20; marker-fill: #dd0a2e; marker-line-color: #dd0a2e; marker-line-width: 0; marker-line-opacity: 1; marker-opacity: 0.9; marker-placement: point; marker-type: ellipse; marker-allow-overlap: true; marker-clip: false; marker-multi-policy: largest; } #significant_month [ mag <= 7.0] { marker-width: 15; marker-fill: #e16514; marker-line-color: #e16514; marker-line-width: 0; marker-line-opacity: 1; marker-opacity: 0.9; marker-placement: point; marker-type: ellipse; marker-allow-overlap: true; marker-clip: false; marker-multi-policy: largest; } #significant_month [ mag <= 6.5] { marker-width: 10; marker-fill: #f9cb1d; marker-line-color: #f9cb1d; marker-line-width: 0; marker-line-opacity: 1; marker-opacity: 0.9; marker-placement: point; marker-type: ellipse; marker-allow-overlap: true; marker-clip: false; marker-multi-policy: largest; }

http://0to255.com/

SLIDE 29 http://j-vh.me/1iXsOzI

SLIDE 30 http://j-vh.me/17qSODO http://j-vh.me/17qSQvy

SLIDE 31 http://j-vh.me/17qSQvy

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DEMO

SLIDE 33 http://j-vh.me/17qTs4n

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Why Bother?

Also FANTASTIC customer support
Creative control = cartography!
PostGIS in the browser = SQL
You can run it from anywhere
Hosted (yes, eventually costs $)
CartoDb.js is flexible and evolving
HTML5 compliant w/devices

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GitHub

SLIDE 36 https://github.com/wboykinm/vcgi http://j-vh.me/1aKLS22

SLIDE 37 http://j-vh.me/1blbroq

SLIDE 38 TileMill CartoDB

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