The Internet is a huge source of health information for consumers – and that makes the health care and life sciences publishing and advertising community a good market for some semantic web companies. Obvious, established examples include Wolfram | Alpha but there are also new players approaching the market from different angles.

One of those companies is Knewco, whose semantic platform combines knowledge discovery for the user with contextual advertising for content providers and marketers. Knewco’s ConceptWeb knowledge discovery system analyzes the text on a page to identify the concepts in which the reader is interested, and then provides related resources and targeted ads on those subjects. The building blocks of the ConceptWeb, as well as of the ConceptWeb Alliance, are Knewco’s Knowlets. According to Knewco, these bring to concept-based technology semantic representation that now has information contained in it based not on the document alone, but also on the entire set of common, established and potential knowledge about the subject.

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