In this paper we define a many-valued semantics for hybrid logic and we give a sound and complete tableau system which is prooftheoretically well-behaved, in particular, it gives r...
This poster describes a visualization tool for educators that allows the exploration of educational data. We display an entire classes sequence of actions to the user using a tree-...
Tags lack organizational structure limiting their utility for navigation. We present two clustering algorithms that improve this by organizing tags automatically. We apply the alg...
We present our work on using Wikipedia as a knowledge source for Natural Language Processing. We first describe our previous work on computing semantic relatedness from Wikipedia...
Digital tabletops are emerging interactive systems that support group collaborations. To utilize digital tabletops for agile planning meetings, we migrated a desktop based planning...