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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.

Demo

Available as PDF