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A protovis visualization of the linked open data cloud.

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Octocat-spinner-32 .gitignore
Octocat-spinner-32 README
Octocat-spinner-32 index.html
Octocat-spinner-32 jquery-1.4.2.min.js
Octocat-spinner-32 lod.html
Octocat-spinner-32 protovis-d3.2.js
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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