unsupervised construction of topological maps, which provide an abstraction of the environment in terms of visual aspects. An unsupervised clustering algorithm is used to represent...
In this paper, we propose a new nonlinear dimensionality reduction algorithm by adopting regularized least-square criterion on local areas of the data distribution. We first propo...
Today, bibliographical information is kept in a variety of data sources world wide, some of them publically available, and some of them also offering information about citations m...
The concept of semantic and context aware intelligent systems provides a vision for the Information Society where the emphasis lays on computing applications that can sense context...
Minas Pertselakis, Dimitrios S. Frossyniotis, Andr...
Strong Eternity Service is a safe and very reliable storage for data of high importance. We show how to establish persistent pseudonyms in a totally anonymous environment and how t...