- Freebase (database)
Infobox_Software
name = Freebase
caption =
developer =Metaweb Technologies
latest_release_version = Public alpha
genre =Online database
license = Creative Commons Attribution License
website = [http://www.freebase.com/ Freebase - The World's Database]Freebase is a highly structured collaborative
online database and website developed byMetaweb . Freebase contains data harvested from sources such asWikipedia andMusicBrainz , as well as individually contributed data from its users.cite news
title = Start-Up Aims for Database to Automate Web Searching
work =The New York Times
date =2007-03-09
url = http://www.nytimes.com/2007/03/09/technology/09data.html?ex=1331096400&en=a87d4f61e6052888&ei=5090&partner=rssuserland&emc=rss
accessdate = 2007-03-09]Freebase runs on a database infrastructure created in-house by Metaweb that utilizes a graph model. Queries to the database are made in "Metaweb Query Language" (MQL).
Description
On
March 3 ,2007 Metaweb publicly announced Freebase, described by the company as "an open shared database of the world's knowledge," and "a massive, collaboratively-edited database of cross-linked data." Until recently accessible by invitation only, this application is now open to the public in its alpha stage of development.According to
Danny Hillis , "All of the information in Freebase will be available under a license that makes it freely shareable." In the future, the company hopes to generate business revenue by also organizingproprietary data.cite news
title = Start-Up Aims for Database to Automate Web Searching
work =The New York Times
date =2007-03-09
url = http://www.nytimes.com/2007/03/09/technology/09data.html?ex=1331096400&en=a87d4f61e6052888&ei=5090&partner=rssuserland&emc=rss
accessdate = 2007-03-09] Freebase has recently opened full anonymous read access to the public, requiring registration only for data contributions.Freebase contains data harvested from sources such asWikipedia andMusicBrainz , as well as individually contributed data from its users. The structured data is licensed under theCreative Commons Attribution License ,cite news
title = Freebase Will Prove Addictive
work =O'Reilly Radar
date =2007-03-08
url = http://radar.oreilly.com/archives/2007/03/freebase_will_p_1.html
accessdate = 2007-03-09] and aJSON based HTTP API is provided to programmers for developing applications on any platform to utilize the Freebase data. The source for the Metaweb application itself is proprietary.Freebase's ontologies — structured data categories, known in Freebase as "types" — are themselves user-editable. Users can experiment with their own types, which can become broadly adopted if accepted by the administrator of the information category or domain it applies to.
Freebase runs on a database infrastructure created in-house by Metaweb that utilizes a graph model.cite news
title = Sharing what matters
work =The Economist
date =2007-06-07
url = http://www.economist.com/printedition/displaystory.cfm?story_id=9249171
accessdate = 2007-06-15] Queries to the database are made in "Metaweb Query Language" (MQL).See also
*
Semantic Web References
External Links
* [http://www.freebase.com/ Official website]
* [http://blog.freebase.com/ Freebase Blog]
* [http://freebasing.org/2007/10/01/mql-tutorial-simple-read-queries/ MQL tutorial: simple read queries]
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