In this paper, we propose a new context-aware profile-based location management scheme. Besides temporal context that has been used in previous proposals, it considers spatial con...
In this paper, we suggest that it should be possible to come closer to the Semantic Web goals by enhancing the ontology paradigm and, in particular, by supplementing the ‘tradit...
The CIPHER project is concerned with developing tools and methodologies to support the exploration of cultural heritage via web-based Cultural Heritage Forums. As part of the proj...
For mobile agents to be effective in practice, they have to be securely and efficiently deployed. In this paper, we propose and discuss several route structures and methods for mo...
Optimistic replication of data is a widely used tool for mobile environments, but the behavior of concurrent conflicting updates caused by the relaxed consistency model is poorly ...
An-I Wang, Peter L. Reiher, Rajive Bagrodia, Geoff...
We investigate techniques for similarity analysis of spatio-temporal trajectories for mobile objects. Such kind of data may contain a great amount of outliers, which degrades the ...
Michail Vlachos, Dimitrios Gunopulos, George Kolli...
In collaborative e-commerce environments, interoperation is a prerequisite for data warehouses that are physically scattered along the value chain. Adopting system and information...
Anonymous electronic payment systems are regarded as essential for the protection of the privacy of consumers participating in electronic transactions. In this paper, we present a...