International Conference on Weblogs and Social Media

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March 26-28, 2007

The OASYS 2.0 Opinion Analysis System

Carmine Cesarana, Antonio Picariello, Diego Reforgiato and VS Subrahmanian

OASYS 2.0 ("Opinion Analysis System") is a system developed primarly at the University of Maryland in collaboration with the University of Naples, Italy. OASYS 2.0 contains significantly extended and improved versions of algorithms in [1] that allows users to identify the intensity of opinion on a -1 to +1 scale on any topic of interest to the user. OASYS allows the user to view how that intensity changed over time, by country, and by news source.


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