— This paper envisions a shared virtual reality system that could handle millions of users and objets. The SOLIPSIS system does not rely on servers and is based on a network of p...
— This paper presents an architecture and algorithms for optimizing the performance of web services. For a given service, session-based admission control is combined with stage-w...
We present TwitterMonitor, a system that performs trend detection over the Twitter stream. The system identifies emerging topics (i.e. ‘trends’) on Twitter in real time and p...
This paper presents a middleware infrastructure for integration of heterogeneous embedded devices in ubiquitous computing environments. The proposed infrastructure employs the Dev...
In this paper, a non-linear relevance feedback mechanism is proposed for increasing the performance and the reliability of content-based retrieval systems. In particular, the huma...
Nikolaos D. Doulamis, Anastasios D. Doulamis, Stef...