Reuters Labs has announced the release of their new Spotlight API. Spotlight is a non-commercial platform designed to “allow users to innovate and develop their ideas by harnessing the content Reuters publishes.”
As the national library of the United States, the Library of Congress has created vast amounts of metadata to describe books and other documents in its collection. Among this metadata is the Library of Congress Subject Headings (LCSH), a “controlled vocabulary” for classifying documents by subject.
Want to see who influenced Marcel Duchamp, or who he was influenced by, or his peers? Yesterday’s Mashup of the Day, Free Influencer, is one semantic web style way to see these connections.





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