Abstract Interaction with web services enabled marketplaces would be greatly facilitated if users were given a high level service request language to express their goals in complex...
Alexander Lazovik, Marco Aiello, Mike P. Papazoglo...
We associate a CNF-formula to every instance of the mean-payoff game problem in such a way that if the value of the game is non-negative the formula is satisfiable, and if the va...
Ontologies can be used to provide an enriched vocabulary for the formulation of queries over instance data. We identify query emptiness and predicate emptiness as two central reas...
Franz Baader, Meghyn Bienvenu, Carsten Lutz, Frank...
This paper proposes a cryptographic mechanism for metering the duration and/or the number of instances of running a data process. This mechanism has the following property: knowing...
In this paper we address the problem of analyzing and managing complex dynamic scenes captured in video. We present an approach to summarize video datasets by analyzing the trajec...
Anthony Stefanidis, Panos Partsinevelos, Peggy Ago...