Three methods for the efficient downdating, composition and splitting of low rank singular value decompositions are proposed. They are formulated in a closed form, considering the ...
A model for semantic interoperability among a repository of geographic datasets from different providers is proposed in this article. Specifically, this approach focuses on qualif...
In this paper I propose a model for situated information processing based on a set of layers, each related to a different processing phase and to a different context type. The mod...
Eastern and Western cultures differ quite systematically in how they group objects, functions and concepts into categories [1,2,3]. This has implications for how navigation feature...
This paper presents a multi-domain information extraction system. The overall architecture of the system is detailed. A set of machine learning tools helps the expert to explore t...