Semantic web ontology languages, such as OWL, have been widely used for knowledge representation. Through empirical analysis of real-world ontologies we discover that, like many n...
In this paper, we incorporate concrete domain and action theory into a very expressive Description Logic (DL), called ALCQO. Notably, this extension can significantly augment the ...
We propose the SocialTrust framework for tamper-resilient trust establishment in online social networks. Two of the salient features of SocialTrust are its dynamic revision of tru...
In this paper, we describe a capture-recapture experiment conducted on Google's and MSN's cached directories. The anticipated outcome of this work was to monitor evoluti...
This paper presents Adaptive Web Search (AWS), a novel search technique that combines personalized, social, and realtime collaborative search. Preliminary empirical results from a...