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A protovis visualization of the linked open data cloud.
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.gitignore trying to add last update time Sep 28, 2010
README some modifications to make run nicely from cron. removed lod.… Sep 24, 2010 triple count comes back as an int now Jul 25, 2011
lod.html forgot to commit the last_update generation, and also now using modif… Nov 17, 2010


This is a visualization of the Linked Open Data [1] cloud using the Protovis 
JavaScript library [2]. The underlying data is generated by talking to the 
Comprehensive Knowledge Archive Network (CKAN) API [3].

In order to view index.html in your browser you'll first need to generate
the lod.js file using


If you would like to generate the lod.js on a regular basis just add it to 
your crontab, e.g. to update data every hour:

    0 * * * * cd /var/www/; ./


Richard Cyganiak <>
Ed Summers <>

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